Alert archive / Massachusetts / Severe Thunderstorm Warnings

Severe Thunderstorm Warnings in Massachusetts, 2009

108 severe thunderstorm warnings in 2009. 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 warnings reaches back to 1986.

Severe Thunderstorm Warnings by county

Each county as a circle sized by its count in 2009. Tap one for its archive.

Severe Thunderstorm Warnings: 108
Busiest month: July57 severe thunderstorm warnings
Busiest day: July 7, 200913 severe thunderstorm warnings

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.

Issued	Product	Office	Counties	Lasted
May 9, 6:22 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	38 min
May 9, 6:27 PM EDT	Severe Thunderstorm Warning	BOX	Franklin	35 min
May 9, 6:40 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampshire	28 min
May 9, 6:57 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	63 min
May 9, 6:58 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampshire, Worcester	47 min
May 9, 7:07 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Hampshire	38 min
May 9, 7:21 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampshire, Middlesex, Worcester	39 min
May 9, 7:45 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Hampshire	45 min
May 9, 7:58 PM EDT	Severe Thunderstorm Warning	BOX	Essex, Middlesex, Worcester	32 min
May 9, 8:16 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampden, Hampshire, Worcester	44 min
May 24, 1:55 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Norfolk, Suffolk	24 min
May 24, 2:32 PM EDT	Severe Thunderstorm Warning	BOX	Worcester	43 min
May 24, 3:05 PM EDT	Severe Thunderstorm Warning	BOX	Norfolk, Plymouth	40 min
May 24, 3:45 PM EDT	Severe Thunderstorm Warning	BOX	Plymouth	45 min
May 24, 4:07 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Worcester	18 min
May 24, 4:28 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Norfolk, Suffolk	32 min
May 24, 4:29 PM EDT	Severe Thunderstorm Warning	BOX	Worcester	15 min
May 24, 4:46 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Norfolk, Worcester	44 min
May 24, 5:14 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Norfolk, Worcester	31 min
May 24, 5:46 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Worcester	19 min
Jun 15, 2:48 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	57 min
Jun 15, 3:28 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	36 min
Jun 15, 7:45 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	56 min
Jun 27, 3:51 PM EDT	Severe Thunderstorm Warning	BOX	Norfolk	39 min
Jun 27, 4:16 PM EDT	Severe Thunderstorm Warning	BOX	Bristol, Norfolk, Plymouth	44 min
Jun 27, 5:16 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Worcester	44 min
Jun 27, 5:53 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Worcester	52 min
Jun 27, 6:02 PM EDT	Severe Thunderstorm Warning	BOX	Worcester	43 min
Jun 27, 6:20 PM EDT	Severe Thunderstorm Warning	BOX	Worcester	55 min
Jun 30, 3:39 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	66 min
Jun 30, 7:24 PM EDT	Severe Thunderstorm Warning	BOX	Franklin	36 min
Jun 30, 8:42 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Hampshire	33 min
Jun 30, 9:19 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampden, Hampshire, Worcester	26 min
Jun 30, 9:42 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Middlesex, Worcester	33 min
Jul 1, 1:20 PM EDT	Severe Thunderstorm Warning	BOX	Bristol	25 min
Jul 1, 3:11 PM EDT	Severe Thunderstorm Warning	BOX	Plymouth	34 min
Jul 1, 3:30 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	42 min
Jul 2, 4:04 AM EDT	Severe Thunderstorm Warning	BOX	Essex, Middlesex, Norfolk, Suffolk	26 min
Jul 2, 11:21 AM EDT	Severe Thunderstorm Warning	BOX	Barnstable, Dukes	39 min
Jul 2, 11:51 AM EDT	Severe Thunderstorm Warning	BOX	Barnstable, Dukes	39 min
Jul 2, 12:16 PM EDT	Severe Thunderstorm Warning	BOX	Barnstable	29 min
Jul 3, 3:44 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Norfolk, Worcester	46 min
Jul 3, 5:59 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Hampshire	31 min
Jul 7, 12:03 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	57 min
Jul 7, 12:31 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	54 min
Jul 7, 1:05 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampshire	40 min
Jul 7, 1:12 PM EDT	Severe Thunderstorm Warning	BOX	Hampden	37 min
Jul 7, 1:54 PM EDT	Severe Thunderstorm Warning	BOX	Essex, Middlesex, Norfolk, Worcester	50 min
Jul 7, 2:02 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampshire, Worcester	58 min
Jul 7, 2:17 PM EDT	Severe Thunderstorm Warning	BOX	Essex, Middlesex	28 min
Jul 7, 2:39 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Norfolk, Worcester	66 min
Jul 7, 2:41 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Worcester	64 min
Jul 7, 2:52 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Worcester	53 min
Jul 7, 3:46 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Norfolk, Worcester	44 min
Jul 7, 6:07 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	38 min
Jul 7, 7:12 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Hampshire	48 min
Jul 8, 2:48 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Worcester	42 min
Jul 8, 3:09 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Norfolk, Worcester	51 min
Jul 8, 3:52 PM EDT	Severe Thunderstorm Warning	BOX	Bristol, Middlesex, Norfolk, Worcester	38 min
Jul 8, 4:27 PM EDT	Severe Thunderstorm Warning	BOX	Bristol, Norfolk	36 min
Jul 8, 4:45 PM EDT	Severe Thunderstorm Warning	BOX	Bristol	45 min
Jul 8, 4:49 PM EDT	Severe Thunderstorm Warning	BOX	Bristol, Norfolk, Plymouth	41 min
Jul 16, 6:15 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	60 min
Jul 16, 6:59 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	61 min
Jul 16, 7:25 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Hampshire	35 min
Jul 17, 4:15 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	60 min
Jul 26, 4:46 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex	29 min
Jul 26, 5:12 PM EDT	Severe Thunderstorm Warning	BOX	Essex, Middlesex	33 min
Jul 26, 7:27 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	33 min
Jul 26, 7:49 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Hampshire, Worcester	41 min
Jul 26, 8:07 PM EDT	Severe Thunderstorm Warning	BOX	Hampden	38 min
Jul 26, 9:09 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Worcester	36 min
Jul 27, 12:38 AM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Norfolk, Worcester	22 min
Jul 27, 2:40 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	30 min
Jul 27, 4:18 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	72 min
Jul 27, 4:27 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	63 min
Jul 27, 5:56 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	64 min
Jul 29, 2:02 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	58 min
Jul 29, 4:58 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	62 min
Jul 31, 3:32 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Worcester	43 min
Jul 31, 3:55 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Worcester	65 min
Jul 31, 4:25 PM EDT	Severe Thunderstorm Warning	BOX	Essex, Middlesex, Suffolk	50 min
Jul 31, 4:33 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Norfolk, Worcester	42 min
Jul 31, 4:50 PM EDT	Severe Thunderstorm Warning	BOX	Bristol	55 min
Jul 31, 4:52 PM EDT	Severe Thunderstorm Warning	BOX	Essex, Middlesex, Norfolk, Suffolk	23 min
Jul 31, 5:06 PM EDT	Severe Thunderstorm Warning	BOX	Essex	24 min
Jul 31, 5:22 PM EDT	Severe Thunderstorm Warning	BOX	Bristol, Norfolk, Plymouth	23 min
Jul 31, 5:32 PM EDT	Severe Thunderstorm Warning	BOX	Bristol, Norfolk, Plymouth	58 min
Aug 5, 1:50 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampden, Hampshire, Worcester	55 min
Aug 5, 4:08 PM EDT	Severe Thunderstorm Warning	BOX	Bristol, Norfolk, Plymouth	42 min
Aug 5, 6:22 PM EDT	Severe Thunderstorm Warning	BOX	Barnstable, Plymouth	16 min
Aug 5, 7:08 PM EDT	Severe Thunderstorm Warning	BOX	Bristol	52 min
Aug 19, 4:55 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	28 min
Aug 20, 3:21 PM EDT	Severe Thunderstorm Warning	BOX	Bristol, Norfolk, Plymouth	24 min
Aug 21, 2:29 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	61 min
Aug 21, 3:22 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	53 min
Aug 21, 3:45 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampshire	60 min
Aug 21, 4:02 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	58 min
Aug 21, 4:04 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Hampshire	41 min
Aug 21, 4:09 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	81 min
Aug 21, 4:36 PM EDT	Severe Thunderstorm Warning	BOX	Hampden	54 min
Aug 21, 4:45 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampshire	60 min
Aug 21, 5:16 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Hampshire	59 min
Aug 21, 5:38 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampden, Hampshire, Worcester	67 min
Aug 21, 6:05 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Worcester	55 min
Aug 21, 6:45 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Worcester	28 min
Aug 21, 6:49 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex	41 min
Aug 22, 3:22 PM EDT	Severe Thunderstorm Warning	BOX	Essex	38 min

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.

Nearby

Alerts in force now Tornadoes on record The radar archive 2008 2010

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. Rebuilt daily.