Alert archive / Massachusetts / Severe Thunderstorm Watches

Severe Thunderstorm Watches in Massachusetts, 2019

10 severe thunderstorm watches in 2019. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm watches reaches back to 1997.

Severe Thunderstorm Watches by county

Each county as a circle sized by its count in 2019. Tap one for its archive.

Severe Thunderstorm Watches
10
Busiest month
August4 severe thunderstorm watches
Busiest day
May 19, 20191 severe thunderstorm watches

Over time

By month

The alerts

Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
May 19, 1:51 PM EDTSevere Thunderstorm WatchSPCBerkshire9 hr
May 20, 2:00 PM EDTSevere Thunderstorm WatchSPCBerkshire, Franklin, Hampden, Hampshire, Middlesex, Worcester5 hr
Jul 17, 1:58 PM EDTSevere Thunderstorm WatchSPCBarnstable, Berkshire, Bristol, Essex, Franklin, Hampden and 6 more8 hr
Jul 30, 1:22 PM EDTSevere Thunderstorm WatchSPCBerkshire8 hr
Jul 31, 1:17 PM EDTSevere Thunderstorm WatchSPCBarnstable, Bristol, Dukes, Essex, Franklin, Hampden and 7 more7 hr
Aug 7, 2:10 PM EDTSevere Thunderstorm WatchSPCBerkshire, Franklin, Hampden, Hampshire, Middlesex, Worcester7 hr
Aug 8, 4:43 PM EDTSevere Thunderstorm WatchSPCBerkshire, Franklin, Hampden, Hampshire4 hr
Aug 19, 2:20 PM EDTSevere Thunderstorm WatchSPCBristol, Essex, Franklin, Hampden, Hampshire, Middlesex and 4 more5 hr
Aug 21, 1:53 PM EDTSevere Thunderstorm WatchSPCBarnstable, Berkshire, Bristol, Dukes, Essex, Franklin and 8 more7 hr
Sep 4, 12:53 PM EDTSevere Thunderstorm WatchSPCBerkshire, Essex, Franklin, Hampden, Hampshire, Middlesex and 1 more8 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

The busiest days

Days with the most alerts issued, by UTC date.

  1. May 19, 20191severe thunderstorm watches
  2. May 20, 20191severe thunderstorm watches
  3. July 17, 20191severe thunderstorm watches
  4. July 30, 20191severe thunderstorm watches
  5. July 31, 20191severe thunderstorm watches
  6. August 7, 20191severe thunderstorm watches
  7. August 8, 20191severe thunderstorm watches
  8. August 19, 20191severe thunderstorm watches
  9. August 21, 20191severe thunderstorm watches
  10. September 4, 20191severe thunderstorm watches

Nearby

Alerts in force nowTornadoes on recordThe radar archive20182020

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.