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NHC AL112017 · Atlantic basin

Hurricane Irma (2017)

August 30, 2017 – September 13, 2017

Hurricane Irma peaked at Category 5 with 178 mph sustained winds and passed within 75 miles of 420 US cities, 171 of them while still at hurricane strength.

Peak strength
Category 5

178 mph

Cities within 75 mi
420
At hurricane strength
171

when closest

States
4

Cities Irma passed near, strongest first

Florida (251)

and 191 more

Georgia (95)

and 35 more

Puerto Rico (59)

Alabama (15)

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.