Weather alerts in New Hampshire, May 2013

40 weather alerts in May 2013, 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 2013. Tap one for its archive.

Alerts: 40
Warnings: 6
Watches: 5
Advisories: 14
Busiest day: May 22, 20138 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 9, 7:07 PM EDT	Special Weather Statement	GYX	Sullivan	23 min
May 9, 7:22 PM EDT	Areal Flood Advisory	GYX	Merrimack, Sullivan	83 min
May 9, 7:36 PM EDT	Areal Flood Advisory	GYX	Coos	3 hr
May 10, 1:06 PM EDT	Special Weather Statement	GYX	Carroll	39 min
May 13, 2:33 PM EDT	Frost Advisory	GYX	Rockingham	12 hr
May 21, 2:03 PM EDT	Severe Thunderstorm Watch	SPC	Cheshire	7 hr
May 21, 4:37 PM EDT	Mesoscale Discussion	SPC	Cheshire	53 min
May 21, 6:51 PM EDT	Special Weather Statement	BOX	Cheshire	39 min
May 21, 6:54 PM EDT	Severe Thunderstorm Warning	BOX	Cheshire, Hillsborough	51 min
May 21, 7:41 PM EDT	Severe Thunderstorm Warning	BOX	Cheshire, Hillsborough	49 min
May 21, 8:29 PM EDT	Mesoscale Discussion	SPC	Cheshire	61 min
May 21, 9:23 PM EDT	Special Weather Statement	GYX	Grafton, Sullivan	37 min
May 21, 9:53 PM EDT	Special Weather Statement	GYX	Belknap, Carroll, Sullivan	37 min
May 21, 10:51 PM EDT	Special Weather Statement	BOX	Cheshire	39 min
May 21, 11:15 PM EDT	Severe Thunderstorm Warning	BOX	Cheshire, Hillsborough	60 min
May 22, 12:58 PM EDT	Severe Thunderstorm Watch	SPC	Cheshire	10 hr
May 22, 3:36 PM EDT	Special Weather Statement	BOX	Cheshire	84 min
May 22, 4:28 PM EDT	Mesoscale Discussion	SPC	Sullivan	92 min
May 22, 8:21 PM EDT	Mesoscale Discussion	SPC	Sullivan	54 min
May 23, 9:23 AM EDT	Special Weather Statement	BOX	Hillsborough	37 min
May 23, 11:23 AM EDT	Mesoscale Discussion	SPC	Cheshire	3 hr
May 23, 1:29 PM EDT	Special Weather Statement	BOX	Cheshire	2 hr
May 23, 2:42 PM EDT	Areal Flood Advisory	BOX	Cheshire, Hillsborough	108 min
May 23, 3:59 PM EDT	Areal Flood Advisory	GYX	Belknap, Carroll, Grafton, Merrimack, Rockingham, Strafford and 1 more	3 hr
May 23, 6:03 PM EDT	Areal Flood Advisory	BOX	Cheshire	3 hr
May 23, 7:56 PM EDT	Areal Flood Advisory	GYX	Coos	3 hr
May 23, 9:41 PM EDT	Flash Flood Watch	BOX	Cheshire, Hillsborough	12 hr
May 24, 2:49 AM EDT	Special Weather Statement	BOX	Hillsborough	56 min
May 24, 4:24 AM EDT	Areal Flood Advisory	GYX	Merrimack, Rockingham, Strafford	4 hr
May 24, 2:57 PM EDT	Coastal Flood Advisory	GYX	Rockingham	9 hr
May 25, 10:52 AM EDT	Flood Watch	GYX	Carroll, Coos, Grafton	17 hr
May 25, 3:45 PM EDT	Coastal Flood Advisory	GYX	Rockingham	7 hr
May 25, 3:52 PM EDT	River Flood Warning	GYX	Coos	67 hr
May 25, 4:19 PM EDT	River Flood Warning	GYX	Coos	52 hr
May 25, 10:20 PM EDT	Coastal Flood Warning	GYX	Rockingham	4 hr
May 26, 3:24 PM EDT	Frost Advisory	GYX	Belknap, Carroll, Grafton, Merrimack, Rockingham, Strafford and 1 more	14 hr
May 26, 3:32 PM EDT	Coastal Flood Advisory	GYX	Rockingham	11 hr
May 26, 4:34 PM EDT	Frost Advisory	BOX	Cheshire, Hillsborough	14 hr
May 27, 2:46 PM EDT	Frost Advisory	GYX	Carroll, Grafton, Sullivan	15 hr
May 29, 6:56 PM EDT	Severe Thunderstorm Watch	SPC	Cheshire	4 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	3
Severe Thunderstorm Watch	3
Mesoscale Discussion	5
Special Weather Statement	10
Flooding
River Flood Warning	2
Flash Flood Watch	1
Flood Watch	1
Areal Flood Advisory	7
Cold
Frost Advisory	4
Coast and beach
Coastal Flood Warning	1
Coastal Flood Advisory	3

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 2012 2014

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.