Weather Alerts Map

Hartford weather alerts

There are no active weather alerts for Hartford, CT right now.

The National Weather Service issues alerts for Hartford as part of Hartford County.

Updated from the National Weather Service · lists refresh hourly; the live map loads current alerts directly from the NWS

Map data: NWS, OpenFreeMap, OpenStreetMap

Tornado history within 25 miles of Hartford

64 tornadoes have been recorded within 25 miles of Hartford since 1950, killing 7 people and injuring 846. The most recent was on June 21, 2024 (rated EF0).

EF0: 15EF015EF1: 27EF127EF2: 15EF215EF3: 5EF35EF4: 1EF41EF5: 0EF5
Tornadoes by (E)F rating

Strongest tornadoes within 25 miles of Hartford

DateRatingCountyPath lengthWidthDeathsInjuries
October 3, 1979F4Hartford County11.3 mi1,400 yd3500
June 1, 2011EF3Hampden County37.6 mi880 yd3200
May 24, 1962F3New Haven County11.6 mi120 yd150
May 10, 1954F3Tolland County0.3 mi33 yd02
August 21, 1951F3Middlesex County0.1 mi10 yd08

Most recent tornadoes

DateRatingCountyPath lengthWidthDeathsInjuries
June 21, 2024EF0Litchfield County2 mi250 yd00
November 13, 2021EF0New Haven County3.6 mi100 yd00
September 9, 2021EF0Tolland County0.8 mi75 yd00
July 18, 2021EF0Tolland County1.9 mi75 yd00
September 4, 2019EF1Tolland County3.2 mi50 yd00

Connecticut tornado history and map →

How often alerts are issued for Hartford County

Alert type2016–2025Last issued
Severe Thunderstorm Warning189October 16, 2026
Winter Weather Advisory105March 5, 2026
Flood Warning98May 11, 2025
Wind Advisory83September 25, 2026
Flood Watch64July 28, 2026
Severe Thunderstorm Watch61August 8, 2026
Heat Advisory47August 6, 2026
Flash Flood Warning45August 8, 2026
Dense Fog Advisory37March 31, 2025
Flood Advisory35April 15, 2019

Full Hartford County alert history →

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