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NHC AL041917 · Atlantic basin

Unnamed Hurricane of 1917

September 20, 1917 – September 30, 1917

Data: NOAA NHC HURDAT2 and NOAA SPC tornado and hail reports, through 2025 · Updated

Hurricane Unnamed 1917 storm peaked at Category 4 with 150 mph sustained winds and passed within 75 miles of 249 US cities, 92 of them while still at hurricane strength.

The 1917 storm in the record

HURDAT2 tracks the unnamed storm of 1917 (AL041917) from September 20, 1917 to September 30, 1917; its peak was 150 mph (Category 4). HURDAT2 marks a landfall within 50 miles of a US city on this site: on September 29 at 115 mph (Category 3), 3 miles from Fort Walton Beach, FL. Its centre passed within 75 miles of 249 US cities, in 5 states, most in Georgia (124) and Alabama (73). The strongest pass was 121 mph (Category 3) 57 miles from Buras, LA; the centre came closest to Cordele, GA, less than a mile away.

Peak strength
Category 4

150 mph

Cities within 75 mi
249
At hurricane strength
92

when closest

States
5

Cities Unnamed 1917 storm passed near, strongest first

Louisiana (1)

Alabama (73)

and 13 more

Florida (50)

Mississippi (1)

Georgia (124)

and 64 more

Other storms of the 1917 season

About this record

The track is the National Hurricane Center's best-track record, revised after the season with every observation available. Strength at a city is the sustained wind on the track at the closest point, not the wind that city measured.