Alaska Severe Weather History

Alaska severe weather history covers 9,709 recorded events across 30 counties between 1993 and 2026.

The Alaska severe weather history record is dominated by high wind, which accounts for 39.3% of everything logged statewide across 0 counties. Statewide, recorded events have caused 94 direct deaths since 1950.

• Sitka City and Borough
• Aleutians West Census Area
• Anchorage Municipality
• Aleutians East Borough
• North Slope Borough
• Prince of Wales-Hyder Census Area
• Kenai Peninsula Borough
• Bethel Census Area
• Ketchikan Gateway Borough
• Skagway Municipality
• Bristol Bay Borough
• Kodiak Island Borough
• Southeast Fairbanks Census Area
• Chugach Census Area
• Kusilvak Census Area
• Wrangell City and Borough
• Copper River Census Area
• Lake and Peninsula Borough
• Yakutat City and Borough
• Denali Borough
• Matanuska-Susitna Borough
• Yukon-Koyukuk Census Area
• Dillingham Census Area
• Nome Census Area
• Fairbanks North Star Borough
• Haines Borough
• Northwest Arctic Borough
• Hoonah-Angoon Census Area
• Petersburg Borough
• Juneau City and Borough

How many severe weather events are recorded in Alaska?

9,709 events are on record across Alaska, covering 30 counties between 1993 and 2026.

Which county in Alaska has the most severe weather on record?

Sitka City and Borough leads Alaska with 19 recorded events. Ranking reflects reported events, so densely populated counties tend to report more than sparsely populated ones.

Where does the Alaska severe weather history data come from?

Totals are aggregated from the NOAA/NCEI Storm Events Database, the federal public-domain archive of United States severe weather reports, with FEMA and U.S. Census records providing risk and population context. Dates are UTC and recent entries may still be revised.