Weather alerts in Massachusetts, May 2018

68 weather alerts in May 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.

Weather alerts by county

Each county as a circle sized by its count in May 2018. Tap one for its archive.

Alerts: 68
Warnings: 18
Watches: 4
Advisories: 23
Busiest day: May 15, 201823 alerts

Over time

By day

Days in UTC, the clock the archive keeps.

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 2, 4:04 AM EDT	Small Craft Advisory	BOX		16 hr
May 3, 4:07 AM EDT	Small Craft Advisory	BOX		16 hr
May 3, 2:32 PM EDT	Special Weather Statement	BOX	Worcester	43 min
May 3, 9:46 PM EDT	Small Craft Advisory	BOX		51 hr
May 4, 3:38 AM EDT	Wind Advisory	BOX	Essex, Franklin, Hampden, Hampshire, Middlesex, Norfolk and 2 more	27 hr
May 4, 3:57 AM EDT	Wind Advisory	ALY	Berkshire	23 hr
May 4, 3:24 PM EDT	Gale Warning	BOX		15 hr
May 4, 4:57 PM EDT	Special Weather Statement	ALY	Berkshire	48 min
May 4, 5:03 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	57 min
May 4, 5:45 PM EDT	Special Weather Statement	BOX	Franklin	30 min
May 4, 5:52 PM EDT	Mesoscale Discussion	SPC	Berkshire, Franklin, Hampden, Hampshire, Middlesex, Norfolk and 1 more	83 min
May 4, 5:54 PM EDT	Severe Thunderstorm Warning	BOX	Franklin	18 min
May 4, 6:20 PM EDT	Severe Thunderstorm Watch	SPC	Berkshire, Franklin, Hampden, Hampshire	4 hr
May 4, 8:50 PM EDT	Mesoscale Discussion	SPC	Berkshire, Franklin, Hampden, Hampshire, Worcester	85 min
May 4, 8:56 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	44 min
May 4, 9:04 PM EDT	Special Weather Statement	BOX	Franklin	41 min
May 4, 9:14 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	61 min
May 4, 9:26 PM EDT	Special Weather Statement	BOX	Franklin, Hampshire	49 min
May 4, 9:35 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampden, Hampshire, Worcester	55 min
May 4, 10:14 PM EDT	Special Weather Statement	BOX	Worcester	46 min
May 6, 4:01 AM EDT	Small Craft Advisory	BOX		60 hr
May 8, 1:56 AM EDT	Dense Fog Advisory	BOX	Barnstable, Bristol, Dukes, Essex, Middlesex, Nantucket and 3 more	8 hr
May 8, 3:33 PM EDT	Small Craft Advisory	BOX		36 hr
May 8, 3:36 PM EDT	Dense Fog Advisory	BOX	Barnstable, Bristol, Dukes, Nantucket, Norfolk, Plymouth	18 hr
May 9, 3:50 PM EDT	Dense Fog Advisory	BOX	Barnstable, Bristol, Dukes, Essex, Middlesex, Nantucket and 3 more	12 hr
May 10, 3:42 AM EDT	Small Craft Advisory	BOX		31 hr
May 10, 8:23 PM EDT	Dense Fog Advisory	BOX	Nantucket	5 hr
May 14, 3:49 PM EDT	Small Craft Advisory	BOX		48 hr
May 15, 10:44 AM EDT	Special Weather Statement	ALY	Berkshire	61 min
May 15, 11:08 AM EDT	Special Weather Statement	BOX	Franklin, Hampshire	37 min
May 15, 11:43 AM EDT	Mesoscale Discussion	SPC	Berkshire, Franklin, Hampshire	3 hr
May 15, 1:03 PM EDT	Tornado Watch	SPC	Berkshire	4 hr
May 15, 1:58 PM EDT	Mesoscale Discussion	SPC	Bristol, Essex, Franklin, Hampden, Hampshire, Middlesex and 3 more	2 hr
May 15, 2:23 PM EDT	Tornado Watch	SPC	Franklin, Hampden, Hampshire, Worcester	4 hr
May 15, 2:26 PM EDT	Severe Thunderstorm Watch	SPC	Bristol, Essex, Middlesex, Norfolk, Plymouth, Suffolk	5 hr
May 15, 2:38 PM EDT	Mesoscale Discussion	SPC	Berkshire, Franklin, Hampden, Hampshire	2 hr
May 15, 2:53 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	53 min
May 15, 2:57 PM EDT	Tornado Warning	ALY	Berkshire	33 min
May 15, 2:58 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	62 min
May 15, 3:06 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Hampshire	54 min
May 15, 3:13 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampshire	47 min
May 15, 3:33 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampshire, Worcester	42 min
May 15, 3:46 PM EDT	Severe Thunderstorm Warning	BOX	Hampden	59 min
May 15, 4:31 PM EDT	Special Weather Statement	BOX	Middlesex	44 min
May 15, 4:59 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Suffolk, Worcester	31 min
May 15, 5:03 PM EDT	Special Marine Warning	BOX		57 min
May 15, 5:27 PM EDT	Special Weather Statement	BOX	Norfolk	48 min
May 15, 5:37 PM EDT	Special Marine Warning	BOX		83 min
May 15, 6:14 PM EDT	Special Weather Statement	BOX	Bristol, Dukes, Plymouth	61 min
May 15, 6:21 PM EDT	Special Marine Warning	BOX		70 min
May 15, 6:56 PM EDT	Special Marine Warning	BOX		34 min
May 17, 3:50 AM EDT	Small Craft Advisory	BOX		58 hr
May 17, 3:59 PM EDT	Coastal Flood Statement	BOX	Barnstable, Essex, Nantucket, Norfolk, Plymouth, Suffolk	36 hr
May 17, 9:48 PM EDT	Dense Fog Advisory	BOX	Nantucket	8 hr
May 19, 3:51 AM EDT	Small Craft Advisory	BOX		54 hr
May 19, 7:27 PM EDT	Dense Fog Advisory	BOX	Barnstable, Bristol, Dukes, Nantucket, Norfolk, Plymouth	7 hr
May 23, 7:49 PM EDT	Special Weather Statement	BOX	Worcester	26 min
May 23, 8:18 PM EDT	Special Weather Statement	BOX	Middlesex	27 min
May 23, 8:43 PM EDT	Special Weather Statement	BOX	Norfolk	32 min
May 23, 9:12 PM EDT	Special Weather Statement	BOX	Norfolk	33 min
May 24, 3:22 AM EDT	Small Craft Advisory	BOX		61 hr
May 24, 3:22 AM EDT	Small Craft Advisory for Winds	BOX		10 hr
May 25, 2:38 AM EDT	Small Craft Advisory	BOX		23 hr
May 26, 4:14 AM EDT	Small Craft Advisory	BOX		60 hr
May 26, 1:09 PM EDT	Mesoscale Discussion	SPC	Essex	3 hr
May 26, 6:39 PM EDT	Special Weather Statement	BOX	Essex	66 min
May 29, 9:38 PM EDT	Dense Fog Advisory	BOX	Barnstable, Bristol, Dukes, Nantucket, Plymouth	8 hr
May 31, 2:23 AM EDT	Dense Fog Advisory	BOX	Barnstable, Bristol, Dukes, Nantucket, Norfolk, Plymouth	9 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

Product	Alerts
Severe storms
Severe Thunderstorm Warning	12
Tornado Warning	1
Severe Thunderstorm Watch	2
Tornado Watch	2
Mesoscale Discussion	6
Special Weather Statement	16
Wind and dust
Wind Advisory	2
Fog and smoke
Dense Fog Advisory	8
Coast and beach
Coastal Flood Statement	1
Marine
Gale Warning	1
Special Marine Warning	4
Small Craft Advisory	12
Small Craft Advisory for Winds	1

By county

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

Nearby

Alerts in force now Tornadoes on record The radar archive 2017 2019

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.