Alert archive / New Hampshire / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 6, NWS Gray, ME

May 16, 20225 counties in New Hampshire

NWS Gray, ME issued this severe thunderstorm warning at May 16, 2022, 6:45 PM EDT for 5 counties in New Hampshire. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 16, 2022, 6:45 PM EDT (22:45 UTC)
Expired: May 16, 2022, 7:30 PM EDT
In force: 45 min
Issued by: NWS Gray, ME
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 60.0 mph

Counties Belknap County, NH, Cheshire County, NH, Hillsborough County, NH, Merrimack County, NH, Sullivan County, NH

The radar

The Portland,ME radar (KGYX), 150 km from the middle of the area, began a volume at 22:44 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 16, 5:39 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Gray, ME wrote its last area forecast discussion before this severe thunderstorm warning went out at May 16, 6:17 PM EDT, 28 minutes earlier.

Area forecast discussion, May 16, 6:17 PM EDT, 28 minutes before

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Hazardous weather outlook, May 16, 6:11 PM EDT, 34 minutes before

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In the hours before

Special weather statement, May 16, 3:40 PM EDT, 3 hours 5 minutes before

Special Weather Statement
National Weather Service Gray ME
340 PM EDT Mon May 16 2022

NHZ003-005-007-008-162030-
Merrimack NH-Northern Grafton NH-Southern Grafton NH-Sullivan NH-
340 PM EDT Mon May 16 2022

...A cluster of strong thunderstorms will impact portions of
northern Sullivan, southwestern Grafton and northwestern Merrimack
Counties through 430 PM EDT...

At 340 PM EDT, Doppler radar was tracking a cluster of strong
thunderstorms near New London, moving north at 45 mph.

HAZARD...Wind gusts up to 40 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Claremont, Lebanon, Franklin, New London, Grafton, Hanover,
Haverhill, Enfield, Canaan, Canterbury, Danbury, Groton, Newport,
Piermont, Warner, Boscawen, Bristol, Grantham, Andover and Lyme.

This includes the following highways...
 Interstate 89 between mile markers 22 and 60.
 Interstate 93 between mile markers 48 and 50.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 4360 7234 4370 7230 4377 7220 4381 7218
      4386 7219 4392 7212 4397 7209 4397 7211
      4399 7212 4406 7207 4408 7204 4410 7195
      4360 7172 4359 7173 4357 7172 4356 7173
      4350 7167 4333 7159 4326 7233 4358 7236
TIME...MOT...LOC 1940Z 162DEG 38KT 4344 7190

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 MPH

HAT

Local storm report, May 16, 4:14 PM EDT, 2 hours 31 minutes before

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Local storm report, May 16, 4:16 PM EDT, 2 hours 29 minutes before

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Local storm report, May 16, 5:54 PM EDT, 51 minutes before

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Local storm report, May 16, 5:57 PM EDT, 48 minutes before

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Local storm report, May 16, 6:34 PM EDT, 11 minutes before

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The office that day

Everything else NWS Gray, ME issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 16, 3:35 AM EDT	Small Craft Advisory	GYX		53 hr
May 16, 5:52 AM EDT	Dense Fog Advisory	GYX	Knox, Lincoln, Sagadahoc, Waldo	3 hr
May 16, 3:48 PM EDT	Coastal Flood Advisory	GYX	Cumberland, York	9 hr
May 15, 9:01 PM EDT	Special Weather Statement	GYX	Rockingham	29 min
May 16, 3:40 PM EDT	Special Weather Statement	GYX	Sullivan	50 min
May 16, 3:45 PM EDT	Severe Thunderstorm Warning	GYX	Grafton	45 min
May 16, 5:43 PM EDT	Severe Thunderstorm Warning	GYX	Cheshire, Hillsborough, Merrimack, Sullivan	62 min
May 16, 6:36 PM EDT	Severe Thunderstorm Warning	GYX	Grafton, Merrimack, Sullivan	39 min
May 16, 7:13 PM EDT	Severe Thunderstorm Warning	GYX	Belknap, Carroll, Grafton, Merrimack	47 min
May 16, 7:30 PM EDT	Severe Thunderstorm Warning	GYX	Belknap, Carroll, Grafton, Merrimack, Rockingham, Strafford	45 min

Nearby

Severe Thunderstorm Warnings in New Hampshire, 2022 Every severe thunderstorm warning in 2022

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.