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Storms That Hit

NHC AL092011 · Atlantic basin

Hurricane Irene (2011)

August 21, 2011 – August 30, 2011

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

Hurricane Irene peaked at Category 3 with 121 mph sustained winds and passed within 75 miles of 1,812 US cities, 225 of them while still at hurricane strength.

Flood insurance claims, disaster declarations and NWS reports for Irene →

Irene in the record

HURDAT2 tracks Irene from August 21, 2011 to August 30, 2011; its peak was 121 mph (Category 3). HURDAT2 marks 4 landfalls within 50 miles of a US city on this site, the first on August 22 at 69 mph (tropical storm), 4 miles from Humacao, PR. Its centre passed within 75 miles of 1,812 US cities, in 13 states and territories, most in New Jersey (455) and New York (436). The strongest pass was 86 mph (Category 1) 9 miles from Morehead City, NC; the centre came closest to Bayamon, PR, less than a mile away.

Peak strength
Category 3

121 mph

Cities within 75 mi
1,812
At hurricane strength
225

when closest

States
13
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Cities Irene passed near, strongest first

North Carolina (78)

and 18 more

Puerto Rico (86)

and 26 more

Virginia (38)

Maryland (29)

Delaware (37)

New Jersey (455)

and 395 more

Pennsylvania (137)

and 77 more

New York (436)

and 376 more

Connecticut (171)

and 111 more

Massachusetts (116)

and 56 more

New Hampshire (108)

and 48 more

Vermont (75)

and 15 more

Maine (46)

Other storms of the 2011 season

  • DonTropical storm · 18 cities
  • LeeTropical storm · 286 cities

All hurricanes and tropical storms →

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.