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NHC advisory timeline 57 advisories

#57 NOLO CROSSING THE INTERNATIONAL DATELINE; THIS IS THE LAST ADVISORY FROM NHC

Center 24.2N 180.0E, WSW of Lisianski Island · Max winds 115 mph · Pressure 959 mb · Moving W at 17 mph

#56 NOLO STRENGTHENS MOVING QUICKLY WESTWARD; FORECAST TO CROSS THE INTERNATIONAL DATELINE WITHIN 12 HOURS

Center 23.8N 178.5W, WSW of Lisianski Island · Max winds 115 mph · Pressure 963 mb · Moving W at 18 mph

#55 NOLO CONTINUES QUICKLY WESTWARD AND EXPECTED TO CROSS THE INTERNATIONAL DATE LINE ON SUNDAY

Center 23.6N 176.7W, SW of Lisianski Island · Max winds 110 mph · Pressure 963 mb · Moving W at 18 mph

#54 NOLO RACING TOWARD THE WEST

Center 23.4N 175.1W, SSW of Lisianski Island · Max winds 115 mph · Pressure 957 mb · Moving W at 20 mph

#53 NOLO CONTINUES TO ACCELERATE TOWARD THE WEST AS A MAJOR HURRICANE; EXPECTED TO CROSS THE INTERNATIONAL DATE LINE ON SUNDAY

Center 23.2N 173.1W, SSE of Lisianski Island · Max winds 115 mph · Pressure 959 mb · Moving W at 17 mph

#52 NOLO EXPECTED TO BECOME A MAJOR HURRICANE LATER TODAY

Center 23.1N 171.2W, SSW of Maro Reef · Max winds 110 mph · Pressure 963 mb · Moving W at 14 mph

#51 NOLO RAPIDLY INTENSIFYING WHILE MOVING WESTWARD

Center 23.3N 169.6W, SSE of Maro Reef · Max winds 110 mph · Pressure 964 mb · Moving W at 10 mph

#50 NOLO STRENGTHENING AS IT CONTINUES WESTWARD; RAPID INTENSIFICATION POSSIBLE OVER THE NEXT DAY OR SO

Center 23.4N 168.5W, WSW of French Frigate Shoals · Max winds 85 mph · Pressure 978 mb · Moving W at 7 mph

#49 NOLO BECOMES A HURRICANE AGAIN; RAPID INTENSIFICATION POSSIBLE OVER THE NEXT DAY OR SO

Center 23.3N 167.8W, WSW of French Frigate Shoals · Max winds 75 mph · Pressure 984 mb · Moving W at 6 mph

#48 NOLO ALMOST A HURRICANE AGAIN

Center 23.2N 167.2W, SW of French Frigate Shoals · Max winds 70 mph · Pressure 987 mb · Moving WNW at 6 mph

#47 NOLO STRENGTHENING AND BRINGING TROPICAL STORM CONDITIONS FARTHER WEST ALONG THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT

Center 23.3N 166.7W, SSW of French Frigate Shoals · Max winds 65 mph · Pressure 990 mb · Moving WNW at 6 mph

#46 NOLO CONTINUES TO BRING TROPICAL STORM CONDITIONS TO THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT

Center 23.2N 166.3W, S of French Frigate Shoals · Max winds 60 mph · Pressure 993 mb · Moving NW at 9 mph

#45 NOLO POISED TO RE-STRENGTHEN INTO A HURRICANE BY THE WEEKEND

Center 22.3N 165.5W, SSE of French Frigate Shoals · Max winds 60 mph · Pressure 993 mb · Moving NW at 6 mph

#44 NEW TROPICAL STORM WATCH ISSUED FOR NOLO IN PORTIONS OF THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT

Center 21.9N 165.5W, SSE of French Frigate Shoals · Max winds 60 mph · Pressure 993 mb · Moving WNW at 5 mph

#43 NOLO TURNS WEST-NORTHWEST AS IT MOVES JUST SOUTH OF THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT

Center 21.8N 165.2W, SSE of French Frigate Shoals · Max winds 45 mph · Pressure 999 mb · Moving WNW at 3 mph

#42 NOLO EXPECTED TO INCREASE IN FORWARD SPEED AS IT MOVES JUST SOUTH OF THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT

Center 21.5N 164.8W, SSE of French Frigate Shoals · Max winds 45 mph · Pressure 999 mb · Moving W at 1 mph

#41 NOLO CONTINUES TO BRING DANGEROUS CONDITIONS TO PORTIONS OF THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT

Center 21.6N 164.7W, SSE of French Frigate Shoals · Max winds 50 mph · Pressure 996 mb · Moving S at 3 mph

#40 NOLO CONTINUES TO BRING DANGEROUS CONDITIONS TO PORTIONS OF THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT; TROPICAL STORM WARNING ISSUED FOR THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT FROM FRENCH FRIGATE SHOALS TO MARO REEF

Center 22.0N 165.0W, SSE of French Frigate Shoals · Max winds 60 mph · Pressure 991 mb · Moving WSW at 6 mph

#39 NOLO CONTINUES TO BRING DANGEROUS CONDITIONS TO PORTIONS OF THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT; NOLO NOW TURNING WEST-NORTHWESTWARD

Center 22.4N 164.6W, SE of French Frigate Shoals · Max winds 70 mph · Pressure 987 mb · Moving WNW at 6 mph

#38 NOLO SLOWING DOWN WHILE BRINGING DANGEROUS CONDITIONS TO PORTIONS OF THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT

Center 22.0N 164.2W, SE of French Frigate Shoals · Max winds 85 mph · Pressure 977 mb · Moving N at 6 mph

#37 NOLO CONTINUES TO MOVE NORTHWARD; TROPICAL STORM WATCH ISSUED FOR A PORTION OF THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT

Center 21.3N 164.2W, SE of French Frigate Shoals · Max winds 100 mph · Pressure 971 mb · Moving N at 8 mph

#36 NOLO IMPACTING THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT

Center 20.5N 164.2W, SSE of French Frigate Shoals · Max winds 110 mph · Pressure 964 mb · Moving N at 9 mph

#35 CENTER OF MAJOR HURRICANE NOLO ENTERS THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT; DANGEROUS CONDITIONS SPREADING ACROSS THE SOUTHEASTERN WATERS OF THE MONUMENT

Center 20.0N 164.3W, SSE of French Frigate Shoals · Max winds 115 mph · Pressure 958 mb · Moving NNW at 15 mph

#34 NOLO STILL A MAJOR HURRICANE; DANGEROUS CONDITIONS EXPECTED WITHIN THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT STARTING ON TUESDAY

Center 18.8N 163.7W, SSE of French Frigate Shoals · Max winds 125 mph · Pressure 945 mb · Moving NW at 13 mph

#33 DANGEROUS CONDITIONS EXPECTED NEAR THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT STARTING ON TUESDAY

Center 17.7N 163.1W, SSE of French Frigate Shoals · Max winds 145 mph · Pressure 933 mb · Moving WNW at 12 mph

#32 HURRICANE WARNING ISSUED FOR A PORTION OF THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT

Center 17.1N 162.3W, SSE of French Frigate Shoals · Max winds 155 mph · Pressure 929 mb · Moving WNW at 13 mph

#31 NOLO COULD SOON REACH CATEGORY 5 INTENSITY

Center 16.5N 161.3W, SSE of French Frigate Shoals · Max winds 155 mph · Pressure 929 mb · Moving WNW at 12 mph

#30 NOLO STRENGTHENS INTO A CATEGORY 4 HURRICANE

Center 16.3N 160.3W, SE of French Frigate Shoals · Max winds 145 mph · Pressure 939 mb · Moving WNW at 12 mph

#29 NOLO CONTINUES TO STRENGTHEN; HURRICANE WATCH ISSUED FOR PORTIONS OF PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT

Center 16.2N 159.3W, SE of French Frigate Shoals · Max winds 115 mph · Pressure 966 mb · Moving W at 12 mph

Key messages

  1. Strong and gusty winds are expected across the main Hawaiian Islands through today.
  2. Large and damaging waves with high surf are likely along portions of the east-ward facing beaches of the main Hawaiian Islands through today. Southward facing beaches are likely to see increased swell and surf during the next few days.
#28 NOLO SLIGHTLY STRONGER AS IT MOVES WESTWARD SOUTH OF THE HAWAIIAN ISLANDS

Center 16.2N 158.3W, SW of South Point Hawaii · Max winds 105 mph · Pressure 967 mb · Moving W at 12 mph

Key messages

  1. Strong and gusty winds are expected for all of the Hawaiian Islands through today, and interests in the Hawaiian Islands should continue to monitor the progress of Nolo.
  2. Heavy rain and flooding threats from Nolo are diminishing across the Hawaiian Islands as the storm continues to move to the west-southwest away from the Islands.
  3. Large and damaging waves are likely along portions of the Big Island's coastline through today.
#27 NOLO CONTINUES MOVING WESTWARD WHILE GRADUALLY STRENGTHENING; GUSTY WINDS, HEAVY RAIN, AND LARGE WAVES CONTINUE FOR PORTIONS OF THE HAWAIIAN ISLANDS

Center 16.5N 157.3W, SSW of South Point Hawaii · Max winds 100 mph · Pressure 967 mb · Moving W at 9 mph

Key messages

  1. Strong and gusty winds are expected for all of the Hawaiian Islands through the weekend, and interests in the Hawaiian Islands should continue to monitor the progress of Nolo.
  2. Rain bands will continue through tonight across the Big Island and Maui, though the showers are expected to gradually diminish in intensity and frequency through Sunday. Additional areas of flooding and mudslides will be possible, especially in areas of steep terrain across the eastern and southern portions of the Big Island and eastern Maui.
  3. Large and damaging waves are likely along portions of the Big Island's coastline through the weekend.
#26 NOLO NOW MOVING FASTER TOWARD THE WEST; GUSTY WINDS, HEAVY RAIN, AND LARGE WAVES CONTINUE FOR PORTIONS OF THE HAWAIIAN ISLANDS

Center 16.7N 156.5W, SSW of South Point Hawaii · Max winds 90 mph · Pressure 969 mb · Moving W at 8 mph

Key messages

  1. Nolo is moving westward away from the Big Island of Hawaii, and the tropical cyclone watches and warnings for Hawaii have been discontinued. However, strong and gusty winds are expected for all of the Hawaiian Islands through the weekend, and interests in the Hawaiian Islands should continue to monitor the progress of Nolo.
  2. Rain bands will continue through tonight across the Big Island and Maui, though the showers are expected to gradually diminish in intensity and frequency through Sunday. Additional areas of flooding and mudslides will be possible, especially in areas of steep terrain across the eastern and southern portions of the Big Island and eastern Maui.
  3. Large and damaging waves are likely along portions of the Big Island's coastline through the weekend.
#25 NOLO MOVING SLOWLY WESTWARD; GUSTY WINDS, HEAVY RAIN, AND LARGE WAVES CONTINUE FOR PORTIONS OF THE HAWAIIAN ISLANDS

Center 16.7N 156.0W, S of South Point Hawaii · Max winds 90 mph · Pressure 977 mb · Moving W at 5 mph

Key messages

  1. Nolo has begun to move westward away from the Big Island of Hawaii, where tropical storm conditions are occurring and will continue into tonight, especially in areas of steep terrain.
  2. Periods of heavy rain are expected to expand across the Big Island and eastern Maui through the weekend. Significant, life-threatening flooding and mudslides are possible, especially in areas of steep terrain across the eastern and southern portions of the Big Island and Maui. Across the remainder of Hawaii, lesser rainfall totals are expected.
  3. Large and damaging waves are likely along portions of the Big Island's coastline through the weekend.
  4. A Tropical Storm Watch is in effect for Maui County, where tropical-storm-force gusts are occurring in areas of steep terrain. Strong and gusty winds are expected for all of the Hawaiian Islands through the weekend.
#24 NOLO STILL MEANDERING SOUTH OF THE BIG ISLAND OF HAWAII; ADDITIONAL HEAVY RAINFALL, GUSTY WINDS, AND LARGE WAVES EXPECTED FOR PORTIONS OF THE HAWAIIAN ISLANDS

Center 16.9N 155.5W, S of South Point Hawaii · Max winds 105 mph · Pressure 976 mb · Moving STATIONARY

Key messages

  1. Nolo is expected to remain south of the Big Island of Hawaii today before turning westward and moving away from the island. Tropical storm conditions are occurring on the Big Island, especially in areas of steep terrain, and hurricane conditions are possible in those areas today.
  2. Periods of heavy rain are expected to expand across the Big Island and eastern Maui through the weekend. Significant, life-threatening flooding and mudslides are possible, especially in areas of steep terrain across the eastern and southern portions of the Big Island and Maui. Across the remainder of Hawaii, lesser rainfall totals are expected.
  3. Large and damaging waves are likely along portions of the Big Island's coastline this weekend.
  4. A Tropical Storm Watch is in effect for Maui County, where gusts to tropical storm force are already occurring in some areas of steep terrain. Regardless of the exact track of Nolo, strong and gusty winds are expected for all of the Hawaiian Islands through the weekend.
#23 NOLO STILL NEARLY STATIONARY SOUTH OF THE BIG ISLAND OF HAWAII; EXPECTED TO STRENGTHEN DURING THE NEXT COUPLE OF DAYS WHILE REMAINING WELL SOUTH OF THE HAWAIIAN ISLANDS

Center 16.9N 155.3W, S of South Point Hawaii · Max winds 105 mph · Pressure 975 mb · Moving STATIONARY

Key messages

  1. Nolo is expected to remain south of the Big Island of Hawaii through Saturday before turning westward and moving away from the island. Tropical storm conditions are occurring on the Big Island, especially in areas of steep terrain, and hurricane conditions are possible in those areas on Saturday. Residents should follow advice given by local officials, including evacuating if told to do so.
  2. Periods of heavy rain are expected to expand across the Big Island and eastern Maui tonight, then continue through the weekend. Significant, life-threatening flooding and mudslides are possible, especially in areas of steep terrain across the eastern and southern portions of the Big Island and Maui. Across the remainder of Hawaii, lesser rainfall totals are expected.
  3. Large and damaging waves are likely along portions of the Big Island's coastline into the weekend.
  4. A Tropical Storm Watch is in effect for Maui County, where gusts to tropical storm force are already occurring in some areas of steep terrain. Regardless of the exact track of Nolo, strong and gusty winds are expected for all of the Hawaiian Islands through the weekend.
#22 EYE OF NOLO MOVING SLOWLY NORTHWARD; OUTER RAIN BANDS AFFECTING THE ISLAND OF HAWAII

Center 16.9N 155.3W, S of South Point Hawaii · Max winds 105 mph · Pressure 975 mb · Moving N at 3 mph

Key messages

  1. Nolo is expected to remain south of the Big Island of Hawaii through Saturday before turning westward and moving away from the island. Tropical storm conditions are expected to begin on the Big Island tonight with hurricane conditions possible on Saturday, particularly in areas of steep terrain. Residents should follow advice given by local officials, including evacuating if told to do so.
  2. The time to finish preparations for significant heavy rain and flooding impacts on the Big Island is now as heavy rain increases in both coverage and intensity late today. Periods of heavy rain are expected to continue across the Big Island and Maui through the weekend. Life-threatening, catastrophic flooding and mudslides are possible, especially in areas of steep terrain across the eastern and southern portions of the Big Island and Maui. Across the remainder of Hawaii, lesser rainfall totals are expected, with isolated flooding possible.
  3. Large and damaging waves are likely along portions of the Big Island's coastline into the weekend.
  4. A Tropical Storm Watch is in effect for Maui County where tropical storm conditions are possible beginning on Saturday. Interests elsewhere in Hawaii should closely monitor the latest forecast updates and ensure that they have their preparedness plans in place. Regardless of the exact track of Nolo, strong and gusty winds are expected for all of the Hawaiian Islands through the weekend.
#21 LIFE-THREATENING FLASH FLOODING POSSIBLE AND DAMAGING WAVES LIKELY ON THE BIG ISLAND OF HAWAII OVER THE WEEKEND FROM NOLO

Center 16.5N 155.4W, S of South Point Hawaii · Max winds 105 mph · Pressure 978 mb · Moving NNE at 5 mph

Key messages

  1. Nolo is expected to remain south of the Big Island of Hawaii through Saturday before turning westward and moving away from the island. Tropical storm conditions are expected to begin on the Big Island tonight with hurricane conditions possible on Saturday, particularly in areas of steep terrain. Residents should follow advice given by local officials, including evacuating if told to do so.
  2. The time to finish preparations for significant heavy rain and flooding impacts on the Big Island is now as heavy rain increases in both coverage and intensity late today. Periods of heavy rain are expected to continue across the Big Island and Maui through the weekend. Life-threatening, catastrophic flooding and mudslides are possible, especially in areas of steep terrain across the eastern and southern portions of the Big Island and Maui. Across the remainder of Hawaii, lesser rainfall totals are expected, with isolated flooding possible.
  3. Large and damaging waves are likely along portions of the Big Island's coastline into the weekend.
  4. A Tropical Storm Watch is in effect for Maui County where tropical storm conditions are possible beginning on Saturday. Interests elsewhere in Hawaii should closely monitor the latest forecast updates and ensure that they have their preparedness plans in place.
#20 NOLO CONTINUES MOVING NORTH-NORTHEASTWARD; CATASTROPHIC AND LIFE-THREATENING FLASH FLOODING POSSIBLE ON THE BIG ISLAND OF HAWAII INTO THE WEEKEND

Center 16.0N 155.5W, S of South Point Hawaii · Max winds 85 mph · Pressure 980 mb · Moving NNE at 5 mph

Key messages

  1. Nolo is expected to remain south of the Big Island of Hawaii through Saturday before turning westward and moving away from the island. Tropical storm conditions are expected to begin on the Big Island tonight with hurricane conditions possible on Saturday, particularly in areas of steep terrain. Residents should follow advice given by local officials, including evacuating if told to do so.
  2. The time to finish preparations for significant heavy rain and flooding impacts on the Big Island is now as heavy rain increases in both coverage and intensity today. Periods of heavy rain are expected to continue across the Big Island and Maui through the weekend. Life-threatening, catastrophic flooding and mudslides are possible, especially in areas of steep terrain across the eastern and southern portions of the Big Island and Maui. Across the remainder of Hawaii, lesser rainfall totals are expected, with isolated flooding possible.
  3. Large and damaging waves are likely along portions of the Big Island's coastline into the weekend.
  4. A Tropical Storm Watch is in effect for Maui County where tropical storm conditions are possible beginning on Saturday. Interests elsewhere in Hawaii should closely monitor the latest forecast updates and ensure that they have their preparedness plans in place.
#19 NOLO STRENGTHENING WHILE MOVING NORTH-NORTHEASTWARD; CATASTROPHIC AND LIFE-THREATENING FLASH FLOODING POSSIBLE ON THE BIG ISLAND OF HAWAII INTO THE WEEKEND

Center 15.5N 155.6W, S of South Point Hawaii · Max winds 80 mph · Pressure 985 mb · Moving NNE at 5 mph

Key messages

  1. Nolo is expected remain south of the Big Island of Hawaii through Saturday before turning westward and moving away from the island. Tropical storm conditions are expected to begin on the Big Island Friday night with hurricane conditions possible on Saturday, particularly in areas of steep terrain. Residents should follow advice given by local officials, including evacuating if told to do so.
  2. The time to finish preparations for significant heavy rain and flooding impacts on the Big Island is now as heavy rain increases in both coverage and intensity on Friday. Periods of heavy rain are expected to continue across the Big Island and Maui through the weekend. Life-threatening, catastrophic flooding and mudslides are possible, especially in areas of steep terrain across the eastern and southern portions of the Big Island and Maui. Across the remainder of Hawaii, lesser rainfall totals are expected, with isolated flooding possible.
  3. Large and damaging waves are likely along portions of the Big Island's coastline into the weekend.
  4. A Tropical Storm Watch is in effect for Maui County where tropical storm conditions are possible beginning on Saturday. Interests elsewhere in Hawaii should closely monitor the latest forecast updates and ensure that they have their preparedness plans in place.
#18 AIR FORCE RECONNAISSANCE FIND THAT NOLO HAS BECOME A HURRICANE; HEAVY RAINFALL FOR THE BIG ISLAND OF HAWAII EXPECTED FOR THE NEXT SEVERAL DAYS

Center 15.1N 155.9W, S of South Point Hawaii · Max winds 75 mph · Pressure 984 mb · Moving NNE at 5 mph

Key messages

  1. Nolo is expected to pass near or just south of the Big Island of Hawaii on Saturday as a major hurricane. Tropical storm conditions are expected to begin on the Big Island Friday night with hurricane conditions possible on Saturday, particularly in areas of steep terrain. Residents should follow advice given by local officials, including evacuating if told to do so.
  2. The time to finish preparations for significant heavy rain and flooding impacts on the Big Island is now as heavy rain increases in both coverage and intensity today and Friday. Periods of heavy rain are expected to continue across the Big Island and Maui through the weekend. Life-threatening, catastrophic flooding and mudslides are possible, especially in areas of steep terrain across the eastern and southern portions of the Big Island and Maui. Across the remainder of Hawaii, lesser rainfall totals are expected, with isolated flooding possible.
  3. Large and damaging waves are likely along portions of the Big Island's coastline into the weekend.
  4. A Tropical Storm Watch is in effect for Maui County where tropical storm conditions are possible beginning on Saturday. Interests elsewhere in Hawaii should closely monitor the latest forecast updates and ensure that they have their preparedness plans in place.
#17 TROPICAL STORM WARNING ISSUED FOR HAWAII COUNTY; NOLO NEARING HURRICANE STRENGTH

Center 14.9N 156.1W, S of South Point Hawaii · Max winds 70 mph · Pressure 992 mb · Moving N at 2 mph

Key messages

  1. Nolo is expected to pass near or just south of the Big Island of Hawaii on Saturday as a major hurricane. Tropical storm conditions are expected to begin on the Big Island Friday night with hurricane conditions possible on Saturday, particularly in areas of steep terrain. Residents should follow advice given by local officials, including evacuating if told to do so.
  2. The time to finish preparations for significant heavy rain and flooding impacts on the Big Island is now as heavy rain increases in both coverage and intensity today and Friday. Periods of heavy rain are expected to continue across the Big Island and Maui through the weekend. Life-threatening, catastrophic flooding and mudslides are possible, especially in areas of steep terrain across the Big Island and Maui. Across the remainder of Hawaii, lesser rainfall totals are expected, with isolated flooding possible.
  3. Large and damaging waves are likely along portions of the Big Island's coastline into the weekend.
  4. A Tropical Storm Watch is in effect for Maui County where tropical storm conditions are possible beginning on Saturday. Interests elsewhere in Hawaii should closely monitor the latest forecast updates and ensure that they have their preparedness plans in place.
#16 NOLO STRENGTHENING; HEAVY RAINFALL COULD BEGIN LATE TODAY OVER THE BIG ISLAND

Center 14.9N 156.2W, S of South Point Hawaii · Max winds 60 mph · Pressure 997 mb · Moving STATIONARY

Key messages

  1. Nolo is expected to strengthen into a hurricane today as it moves northward to north-northeastward, potentially making its closest approach to the Big Island of Hawaii as a major hurricane on Saturday. A Hurricane Watch remains in effect for the Big Island, and residents there should follow advice given by local officials, including evacuating if told to do so. A Hurricane Warning will likely be required for the Big Island later today.
  2. The time to finish preparations for significant heavy rain and flooding impacts on the Big Island is now as heavy rain increases in both coverage and intensity today and Friday. Periods of heavy rain are expected to continue across the Big Island and Maui through the weekend. Life-threatening, catastrophic flooding and mudslides are possible, especially in areas of steep terrain across the Big Island and Maui. Across the remainder of Hawaii, lesser rainfall totals are expected, with isolated flooding possible.
  3. Large and damaging waves are possible along portions of the Big Island's coastline into the weekend.
  4. Interests elsewhere in Hawaii should closely monitor the latest forecast updates and ensure that they have their preparedness plans in place. Tropical Storm Watches may be required for other islands later today or on Friday.
#15 NOLO STRENGTHENING AS IT TURNS NORTHWARD; HURRICANE WATCH REMAINS IN EFFECT FOR HAWAII COUNTY

Center 14.9N 156.0W, S of South Point Hawaii · Max winds 50 mph · Pressure 999 mb · Moving N at 2 mph

Key messages

  1. Tropical Storm Nolo is expected to strengthen into a hurricane by Thursday night as it moves northward to north-northeastward, potentially making its closest approach to the Big Island of Hawaii as a major hurricane on Saturday. A Hurricane Watch remains in effect for the Big Island, and residents there should follow advice given by local officials, including evacuating if told to do so.
  2. The time to prepare for significant heavy rain and flooding impacts on the Big Island is now, as heavy rain becomes more likely by Thursday and Friday. Periods of heavy rain are likely to continue across the Big Island and Maui through the weekend. Life-threatening, catastrophic flooding and mudslides are possible, especially in areas of steep terrain across the Big Island and Maui. Across the remainder of Hawaii, lesser rainfall totals are expected, with isolated flooding possible.
  3. Large and damaging waves are possible along portions of the Big Island's coastline into the weekend.
  4. Interests elsewhere in Hawaii should closely monitor the latest forecast updates and ensure that they have their preparedness plans in place.
#14 TROPICAL STORM NOLO HOLDING STEADY AND IS EXPECTED TO TURN NORTHWARD TONIGHT; HURRICANE WATCH REMAINS IN EFFECT FOR HAWAII COUNTY

Center 14.7N 155.9W, S of South Point Hawaii · Max winds 45 mph · Pressure 1002 mb · Moving WNW at 6 mph

Key messages

  1. Tropical Storm Nolo is expected to strengthen into a hurricane by Thursday night as it turns northward, potentially making its closest approach to the Big Island of Hawaii on Saturday. A Hurricane Watch remains in effect for the Big Island, and residents there should follow advice given by local officials, including evacuating if told to do so.
  2. The time to prepare for significant heavy rain and flooding impacts on the Big Island is now, as heavy rain becomes more likely by Thursday and Friday. Periods of heavy rain are likely to continue across the Big Island and Maui through the weekend. Life-threatening, catastrophic flooding and mudslides are possible, especially in areas of steep terrain across the Big Island and Maui. Across the remainder of Hawaii, lesser rainfall totals are expected, with isolated flooding possible.
  3. Large and damaging waves are possible along the coast of the Big Island into the weekend.
  4. Interests elsewhere in Hawaii should closely monitor the latest forecast updates and ensure that they have their preparedness plans in place.
#13 TROPICAL STORM NOLO FORMS; HURRICANE WATCH ISSUED FOR HAWAII COUNTY

Center 14.5N 155.3W, S of South Point Hawaii · Max winds 40 mph · Pressure 1003 mb · Moving WNW at 6 mph

Key messages

  1. Tropical Storm Nolo is expected to strengthen into a hurricane on Thursday as it moves northward, potentially making its closest approach to the Big Island of Hawaii on Saturday. A Hurricane Watch is now in effect for the Big Island, and residents there should follow advice given by local officials, including evacuating if told to do so.
  2. The time to prepare for significant heavy rain and flooding impacts on the Big Island is now, as heavy rain becomes more likely by Thursday and Friday. Periods of heavy rain are likely to continue across the Big Island and Maui through the weekend. Life-threatening, catastrophic flooding and mudslides are possible, especially in areas of steep terrain across the Big Island and Maui. Across the remainder of Hawaii, lesser rainfall totals are expected, with isolated flooding possible.
  3. Large and damaging waves are possible along the coast of the Big Island into the weekend.
  4. Interests elsewhere in Hawaii should closely monitor the latest forecast updates and ensure that they have their preparedness plan in place.
#12 INTERESTS IN THE HAWAIIAN ISLANDS SHOULD CLOSELY MONITOR THE PROGRESS OF THIS SYSTEM

Center 14.5N 154.4W, SSE of South Point Hawaii · Max winds 35 mph · Pressure 1004 mb · Moving WNW at 6 mph

Key messages

  1. Tropical Depression Fifteen-E is expected to strengthen into a tropical storm later today and a hurricane on Thursday as it turns northward, potentially making its closest approach to the Big Island of Hawaii on Saturday. There is an increasing risk of wind and wave impacts in the Hawaiian Islands, and a Hurricane Watch may be required for the Big Island later today.
  2. The time to prepare for significant heavy rain and flooding impacts on the Big Island is now, as heavy rain becomes more likely by Thursday and Friday. Periods of heavy rain are likely to continue across the Big Island and Maui through the weekend. Life-threatening, catastrophic flooding and mudslides are possible, especially in areas of steep terrain across the Big Island and Maui. Across the remainder of Hawaii, lesser rainfall totals are expected, with isolated flooding possible.
  3. Interests in Hawaii should closely monitor the latest forecast updates and ensure that they have their preparedness plan in place.
#11 DEPRESSION REDEVELOPS SOUTHEAST OF HAWAIIAN ISLANDS; FORECAST TO STRENGTHEN QUICKLY

Center 14.0N 153.7W, SSE of Hilo Hawaii · Max winds 35 mph · Pressure 1006 mb · Moving WNW at 12 mph

Key messages

  1. Tropical Depression Fifteen-E is expected to strengthen into a tropical storm on Wednesday and a hurricane in a couple of days as it turns northward. Although it is too soon to specify the exact location and magnitude of impacts, interests in Hawaii should closely monitor the latest forecast updates and ensure that they have their preparedness plan in place.
  2. Heavy rainfall associated with Tropical Depression Fifteen-E will begin to affect the eastern portions of Hawaii Wednesday. Periods of heavy rain are likely to continue across the Big Island and Maui through Saturday. Life-threatening, catastrophic flooding and mudslides are possible from rainfall totals in excess of a foot, especially in areas of steep terrain. Across the remainder of Hawaii, lesser rainfall totals are expected, with isolated flooding possible.
  3. There is an increasing risk of wind and wave impacts in the Hawaiian Islands regardless of the exact track and intensity of the system. Hurricane or Tropical Storm Watches may be required for portions of the Hawaiian Islands on Wednesday.
#10 DEPRESSION DISSIPATES; THIS IS THE LAST NHC ADVISORY

Center 15.5N 125.8W, WSW of The Southern Tip Of Baja California · Max winds 30 mph · Pressure 1006 mb · Moving WSW at 12 mph

#9 DEPRESSION WEAKENING

Center 15.7N 125.0W, WSW of The Southern Tip Of Baja California · Max winds 30 mph · Pressure 1006 mb · Moving WSW at 12 mph

#8 DEPRESSION CONTINUES MOVING WESTWARD

Center 16.1N 123.9W, WSW of The Southern Tip Of Baja California · Max winds 35 mph · Pressure 1005 mb · Moving W at 12 mph

#7 DEPRESSION MOVING WESTWARD

Center 16.1N 122.6W, WSW of The Southern Tip Of Baja California · Max winds 35 mph · Pressure 1005 mb · Moving W at 10 mph

#6 DEPRESSION REMAINS POORLY ORGANIZED

Center 16.5N 121.6W, WSW of The Southern Tip Of Baja California · Max winds 35 mph · Pressure 1005 mb · Moving W at 10 mph

#5 DEPRESSION PROGRESSES FARTHER WESTWARD OVER THE EASTERN PACIFIC

Center 16.9N 120.5W, WSW of The Southern Tip Of Baja California · Max winds 35 mph · Pressure 1006 mb · Moving W at 9 mph

#4 DEPRESSION CONTINUES TO MOVE WEST-SOUTHWESTWARD OVER THE EASTERN PACIFIC

Center 16.3N 119.7W, SW of The Southern Tip Of Baja California · Max winds 35 mph · Pressure 1006 mb · Moving WSW at 9 mph

#3 DEPRESSION NOW MOVING WEST-SOUTHWESTWARD AND COULD STILL BECOME A TROPICAL STORM LATER TODAY

Center 16.5N 118.9W, SW of The Southern Tip Of Baja California · Max winds 35 mph · Pressure 1006 mb · Moving WSW at 9 mph

#2 DEPRESSION COULD BECOME A TROPICAL STORM LATER TONIGHT OR EARLY MONDAY

Center 17.0N 118.3W, SW of The Southern Tip Of Baja California · Max winds 35 mph · Pressure 1006 mb · Moving W at 10 mph

#1 NEW TROPICAL DEPRESSION FORMS; EXPECTED TO REMAIN OVER THE OPEN WATERS OF THE EASTERN PACIFIC DURING THE NEXT FEW DAYS

Center 17.2N 117.2W, SW of The Southern Tip Of Baja California · Max winds 35 mph · Pressure 1006 mb · Moving W at 8 mph

Source: NOAA/NWS National Hurricane Center advisory archive (public domain).

In the Tropical Weather Outlook

NHC outlook issuances that mention Nolo:

Frequently asked questions

How strong was Hurricane Nolo?

Nolo peaked at 135 knots (155 mph) — Category 4 on the Saffir-Simpson scale, with a minimum central pressure of 929 mb.

When was Hurricane Nolo active?

Nolo was a tracked system from 2026-09-13 to 2026-10-04 in the East Pacific basin.

Did Nolo make landfall?

No. Based on NHC advisories and its track, Nolo's center did not cross a coastline while it was a tropical cyclone.

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Polo 155 ktGenevieve 140 ktLowell 140 ktSimon 135 ktKarina 125 ktLala 115 ktFull 2026 season →