Weather Alerts Map

Boston weather alerts

There are no active weather alerts for Boston, MA right now.

The National Weather Service issues alerts for Boston as part of Suffolk 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 Boston

36 tornadoes have been recorded within 25 miles of Boston since 1950, killing 1 people and injuring 34. The most recent was on August 18, 2023 (rated EF1).

EF0: 9EF09EF1: 20EF120EF2: 5EF25EF3: 2EF32EF4: 0EF4EF5: 0EF5
Tornadoes by (E)F rating

Strongest tornadoes within 25 miles of Boston

DateRatingCountyPath lengthWidthDeathsInjuries
June 9, 1953F3Worcester County28 mi667 yd017
September 29, 1974F3Middlesex County0.1 mi33 yd01
July 21, 1972F2Middlesex County7.6 mi37 yd04
July 28, 2014EF2Suffolk County1.9 mi660 yd02
July 11, 1958F2Middlesex County1.5 mi17 yd00

Most recent tornadoes

DateRatingCountyPath lengthWidthDeathsInjuries
August 18, 2023EF1Norfolk County0.4 mi100 yd00
August 18, 2023EF0Norfolk County0.1 mi35 yd00
July 29, 2023EF1Norfolk County0.2 mi25 yd00
October 7, 2020EF0Norfolk County0.5 mi50 yd00
August 22, 2016EF1Middlesex County0.9 mi400 yd00

Massachusetts tornado history and map →

How often alerts are issued for Suffolk County

Alert type2016–2025Last issued
Wind Advisory115May 30, 2026
Severe Thunderstorm Warning112May 19, 2026
Coastal Flood Advisory87September 27, 2026
Winter Weather Advisory58March 5, 2026
Dense Fog Advisory57March 31, 2025
Flood Watch53September 26, 2026
Heat Advisory43August 6, 2026
Flood Warning36September 27, 2026
Severe Thunderstorm Watch34September 6, 2025
Flash Flood Warning33July 10, 2025

Full Suffolk County alert history →

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