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September 11 in storm history

33 storms in the historical record were active on September 11 — 23 hurricanes, 12 of them major (Category 3+). The strongest was Irma (2017), a Category 5 hurricane peaking at 155 kt. Data: NOAA HURDAT2 best-track archive (2015–present on this site).

← September-10 September-12 → Today's briefing Season archive

2020s

Lee (2023) CAT 5 145 kt peak 09-05 → 09-18
Jova (2023) CAT 5 140 kt peak 09-04 → 09-14
Lowell (2026) CAT 5 140 kt peak 08-27 → 09-11
Kiko (2025) CAT 4 125 kt peak 08-31 → 09-11
Larry (2021) CAT 3 110 kt peak 08-31 → 09-11
Sally (2020) CAT 2 95 kt peak 09-11 → 09-18
Earl (2022) CAT 2 95 kt peak 09-02 → 09-15
Paulette (2020) CAT 2 90 kt peak 09-07 → 09-28
Olaf (2021) CAT 2 90 kt peak 09-06 → 09-12
Francine (2024) CAT 2 90 kt peak 09-08 → 09-14
Kay (2022) CAT 2 85 kt peak 09-04 → 09-13
Margot (2023) CAT 1 80 kt peak 09-07 → 09-18
Danielle (2022) CAT 1 75 kt peak 08-31 → 09-15
Madeline (2022) TS 55 kt peak 09-11 → 09-25
Mario (2025) TS 55 kt peak 09-11 → 09-18
Norbert (2026) TS 55 kt peak 09-09 → 09-15
Katia (2023) TS 50 kt peak 08-30 → 09-15
Ileana (2024) TS 45 kt peak 09-11 → 09-17
Rene (2020) TS 40 kt peak 09-06 → 09-14
Gordon (2024) TS 40 kt peak 09-11 → 09-17

2010s

Irma (2017) CAT 5 155 kt peak 08-30 → 09-13
Jose (2017) CAT 4 135 kt peak 09-04 → 09-25
Florence (2018) CAT 4 130 kt peak 08-30 → 09-18
Kilo (2015) CAT 4 120 kt peak 08-20 → 09-11
Olivia (2018) CAT 4 115 kt peak 09-01 → 09-14
Linda (2015) CAT 3 110 kt peak 09-04 → 09-14
Otis (2017) CAT 3 100 kt peak 09-11 → 09-21
Orlene (2016) CAT 2 95 kt peak 09-10 → 09-17
Helene (2018) CAT 2 95 kt peak 09-07 → 09-17
Isaac (2018) CAT 1 65 kt peak 09-07 → 09-15
Gabrielle (2019) TS 55 kt peak 09-03 → 09-11
Henri (2015) TS 45 kt peak 09-08 → 09-11
Paul (2018) TS 40 kt peak 09-07 → 09-14

Peak winds are lifetime maxima from the NOAA best-track archive, not necessarily the intensity on September 11. Browse all-time records or seasons year by year.