Alert archive / New Hampshire / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 121, NWS Gray, ME

August 4, 20154 counties in New Hampshire

NWS Gray, ME issued this severe thunderstorm warning at Aug 4, 2015, 12:45 PM EDT for 4 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: Aug 4, 2015, 12:45 PM EDT (16:45 UTC)
Expired: Aug 4, 2015, 1:30 PM EDT
In force: 45 min
Issued by: NWS Gray, ME
Area: Storm-based polygon

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

The radar

The Boston radar (KBOX), 147 km from the middle of the area, began a volume at 16:47 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
Aug 4, 12:18 PM EDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 4.8 hours before the alert went out and 159 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 163 J/kg
Mixed-layer CIN: -137 J/kg
Mixed-layer LCL: 1132 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 34 m²/s²
0-3 km storm-relative helicity: 108 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

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 Aug 4, 11:29 AM EDT, 1 hour 16 minutes earlier.

Area forecast discussion, Aug 4, 11:29 AM EDT, 1 hour 16 minutes before

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Hazardous weather outlook, Aug 4, 12:20 PM EDT, 25 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GRAY ME
1220 PM EDT TUE AUG 4 2015

MEZ007>009-012>014-018>028-NHZ001>015-051630-
NORTHERN OXFORD-NORTHERN FRANKLIN-CENTRAL SOMERSET-SOUTHERN OXFORD-
SOUTHERN FRANKLIN-SOUTHERN SOMERSET-INTERIOR YORK-
INTERIOR CUMBERLAND-ANDROSCOGGIN-KENNEBEC-INTERIOR WALDO-
COASTAL YORK-COASTAL CUMBERLAND-SAGADAHOC-LINCOLN-KNOX-COASTAL WALDO-
NORTHERN COOS-SOUTHERN COOS-NORTHERN GRAFTON-NORTHERN CARROLL-
SOUTHERN GRAFTON-SOUTHERN CARROLL-SULLIVAN-MERRIMACK-BELKNAP-
STRAFFORD-CHESHIRE NH-EASTERN HILLSBOROUGH NH-INTERIOR ROCKINGHAM-
COASTAL ROCKINGHAM-WESTERN AND CENTRAL HILLSBOROUGH NH-
1220 PM EDT TUE AUG 4 2015

...SEVERE THUNDERSTORM WATCH 469 IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MAINE...CENTRAL NEW
HAMPSHIRE...NORTHERN NEW HAMPSHIRE...SOUTHEASTERN NEW HAMPSHIRE AND
SOUTHERN NEW HAMPSHIRE.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   SEVERE THUNDERSTORM WATCH.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ150>154-051630-
STONINGTON ME TO PORT CLYDE ME OUT TO 25 NM-PENOBSCOT BAY-
PORT CLYDE ME TO CAPE ELIZABETH ME OUT TO 25 NM-CASCO BAY-
CAPE ELIZABETH ME TO MERRIMACK RIVER MA OUT TO 25 NM-
1220 PM EDT TUE AUG 4 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CASCO BAY...PENOBSCOT
BAY...THE COASTAL WATERS FROM CAPE ELIZABETH ME TO MERRIMACK RIVER
MA...THE COASTAL WATERS FROM PORT CLYDE ME TO CAPE ELIZABETH ME AND
THE COASTAL WATERS FROM STONINGTON ME TO PORT CLYDE ME.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Local storm report, Aug 4, 9:47 AM EDT, 2 hours 58 minutes before

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Local storm report, Aug 4, 10:59 AM EDT, 1 hour 46 minutes before

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE GRAY ME
1059 AM EDT TUE AUG 04 2015

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0230 PM     HAIL             PITTSTON FARM           45.89N  69.96W
08/03/2015  E1.00 INCH       SOMERSET           ME   COOP

            TIME ESTIMATED

0230 PM     TSTM WND DMG     PITTSTON FARM           45.89N  69.96W
08/03/2015                   SOMERSET           ME   COOP

            TREES DOWN. TIME ESTIMATED

0505 PM     HAIL             MIDDLE DAM              44.78N  70.92W
08/03/2015  E0.50 INCH       OXFORD             ME   PUBLIC

0515 PM     HAIL             LITTLETON               44.31N  71.77W
08/03/2015  M1.00 INCH       GRAFTON            NH   LAW ENFORCEMENT

0515 PM     TSTM WND GST     SOUTH ARM               44.76N  70.85W
08/03/2015  E60 MPH          OXFORD             ME   PUBLIC

            CANOES BLOWN OFF RACK IN 60 MPH WINDS. CORRECTED TIME

0520 PM     HAIL             LITTLETON               44.31N  71.77W
08/03/2015  E0.70 INCH       GRAFTON            NH   BROADCAST MEDIA

0530 PM     TSTM WND DMG     CORNISH                 43.48N  72.32W
08/03/2015                   SULLIVAN           NH   TRAINED SPOTTER

            TREES DOWN. CORRECTED TIME FROM EARLIER REPORT

0530 PM     TSTM WND DMG     LEBANON                 43.64N  72.25W
08/03/2015                   GRAFTON            NH   LAW ENFORCEMENT

            TREES DOWN

0540 PM     TSTM WND DMG     LANCASTER               44.49N  71.57W
08/03/2015                   COOS               NH   LAW ENFORCEMENT

            TREES DOWN ALL OVER TOWN

0540 PM     TSTM WND DMG     1 N LANCASTER           44.50N  71.57W
08/03/2015                   COOS               NH   LAW ENFORCEMENT

            CIRCUS TENT BLOWN OVER AT LANCASTER FAIRGROUNDS

0540 PM     TSTM WND DMG     1 N LANCASTER           44.50N  71.57W
08/03/2015                   COOS               NH   BROADCAST MEDIA

            *** 2 FATAL, 15 INJ *** REPORTS OF 2 DEATHS AND MANY
            INJURIES DUE TO TENT COLLAPSE AT THE LANCASTER
            FAIRGROUNDS. UP TO 250 PEOPLE TRAPPED.

0550 PM     HAIL             SOUTH ARM               44.76N  70.85W
08/03/2015  E0.50 INCH       OXFORD             ME   PUBLIC

            CORRECTED TIME

0600 PM     TSTM WND DMG     7 NNE KEENE             43.05N  72.26W
08/03/2015                   CHESHIRE           NH   AMATEUR RADIO

            TREE DOWN BLOCKING MACK ROAD IN GILSUM

0600 PM     TSTM WND DMG     LINCOLN                 44.05N  71.67W
08/03/2015                   GRAFTON            NH   LAW ENFORCEMENT

            TREES AND WIRES DOWN

0603 PM     TSTM WND DMG     RANGELEY                44.97N  70.64W
08/03/2015                   FRANKLIN           ME   LAW ENFORCEMENT

            TREES AND POWERLINES DOWN

0610 PM     TSTM WND DMG     PLYMOUTH                43.76N  71.69W
08/03/2015                   GRAFTON            NH   LAW ENFORCEMENT

            TREES DOWN ALL OVER TOWN

0610 PM     TSTM WND DMG     BRISTOL                 43.59N  71.74W
08/03/2015                   GRAFTON            NH   LAW ENFORCEMENT

            TREES DOWN ALL OVER TOWN

0615 PM     TSTM WND DMG     ASHLAND                 43.70N  71.63W
08/03/2015                   GRAFTON            NH   LAW ENFORCEMENT

            TREES DOWN ALL OVER TOWN

0620 PM     TSTM WND DMG     HOLDERNESS              43.73N  71.59W
08/03/2015                   GRAFTON            NH   LAW ENFORCEMENT

            TREES DOWN ALL OVER TOWN

0630 PM     TSTM WND DMG     WATERVILLE VALLEY       43.95N  71.50W
08/03/2015                   GRAFTON            NH   LAW ENFORCEMENT

            TREES AND WIRES DOWN

0635 PM     HAIL             2 NW DIXVILLE NOTCH     44.89N  71.34W
08/03/2015  M1.00 INCH       COOS               NH   LAW ENFORCEMENT

0640 PM     TSTM WND DMG     1 NE WHITE LAKE STATE P 43.85N  71.20W
08/03/2015                   CARROLL            NH   AMATEUR RADIO

            TREES AND WIRES DOWN ON STEVENSON DRIVE. TIME ESTIMATED
            FROM RADAR.

0645 PM     TSTM WND DMG     BELMONT                 43.45N  71.48W
08/03/2015                   BELKNAP            NH   AMATEUR RADIO

            TREE DOWN. TIME ESTIMATED FROM RADAR.

0650 PM     TSTM WND DMG     NW NORTH CONWAY         44.05N  71.13W
08/03/2015                   CARROLL            NH   AMATEUR RADIO

            NUMEROUS TREES AND WIRES DOWN THROUGHOUT TOWN. TIME
            ESTIMATED FROM RADAR.

0700 PM     TSTM WND DMG     1 SW FRYEBURG           44.00N  71.00W
08/03/2015                   CARROLL            NH   AMATEUR RADIO

            TREES DOWN ON WIRES AT STATE LINE STORE. TIME ESTIMATED
            FROM RADAR.

0700 PM     HAIL             INTERVALE               44.08N  71.15W
08/03/2015  E0.70 INCH       CARROLL            NH   AMATEUR RADIO

0700 PM     TSTM WND DMG     NORTH CONWAY            44.05N  71.13W
08/03/2015                   CARROLL            NH   TRAINED SPOTTER

            NUMEROUS TREES DOWN

0705 PM     HAIL             MADRID                  44.86N  70.46W
08/03/2015  M1.00 INCH       FRANKLIN           ME   SOCIAL MEDIA

0705 PM     TSTM WND DMG     2 ESE FRYEBURG          44.00N  70.95W
08/03/2015                   OXFORD             ME   AMATEUR RADIO

            TREES AND WIRES DOWN ON PORTLAND ROAD. TIME ESTIMATED
            FROM RADAR.

0705 PM     TSTM WND DMG     BROWNFIELD              43.94N  70.91W
08/03/2015                   OXFORD             ME   LAW ENFORCEMENT

            TREES DOWN

0708 PM     TSTM WND DMG     2 W FREEDOM             43.81N  71.08W
08/03/2015                   CARROLL            NH   AMATEUR RADIO

            TREE DOWN ON WIRES. TIME ESTIMATED FROM RADAR.

0710 PM     TSTM WND DMG     1 WSW BROWNFIELD        43.93N  70.94W
08/03/2015                   OXFORD             ME   AMATEUR RADIO

            TREES AND WIRES DOWN. TIME ESTIMATED FROM RADAR.

0720 PM     TSTM WND DMG     1 ENE DENMARK           43.98N  70.79W
08/03/2015                   OXFORD             ME   AMATEUR RADIO

            TREE LIMBS AND WIRES DOWN. TIME ESTIMATED FROM RADAR.

0725 PM     TSTM WND DMG     WATERFORD               44.18N  70.72W
08/03/2015                   OXFORD             ME   LAW ENFORCEMENT

            TREE DOWN ON HOME

0725 PM     TSTM WND DMG     BRIDGTON                44.05N  70.71W
08/03/2015                   CUMBERLAND         ME   LAW ENFORCEMENT

            TREES AND POWER LINES DOWN

0730 PM     FLASH FLOOD      BRETTON WOODS           44.26N  71.44W
08/03/2015                   COOS               NH   PUBLIC

            AMMONOOSUC RIVER NEAR BRETTON WOODS RAPIDLY OVERFLOWED
            ITS BANKS...RECREACTION ACTIVITIES STILL SUSPENDED 8/4

0745 PM     TSTM WND DMG     3 NW NORWAY             44.24N  70.59W
08/03/2015                   OXFORD             ME   AMATEUR RADIO

            TREES DOWN ON WIRES. TIME ESTIMATED FROM RADAR.

0805 PM     TSTM WND DMG     JAY                     44.50N  70.22W
08/03/2015                   FRANKLIN           ME   LAW ENFORCEMENT

            TREES DOWN

0835 PM     TSTM WND DMG     ALLENSTOWN              43.16N  71.41W
08/03/2015                   MERRIMACK          NH   LAW ENFORCEMENT

            TREES DOWN

&&

EVENT NUMBER GYX1500220 GYX1500221 GYX1500184 GYX1500188 GYX1500191
GYX1500185 GYX1500189 GYX1500190 GYX1500186 GYX1500187 GYX1500215
GYX1500192 GYX1500193 GYX1500200 GYX1500211 GYX1500194 GYX1500195
GYX1500196 GYX1500197 GYX1500199 GYX1500198 GYX1500209 GYX1500206
GYX1500210 GYX1500203 GYX1500204 GYX1500205 GYX1500201 GYX1500208
GYX1500213 GYX1500202 GYX1500207 GYX1500217 GYX1500212 GYX1500216
GYX1500222 GYX1500214 GYX1500218 GYX1500219

MLE

Special weather statement, Aug 4, 12:18 PM EDT, 27 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
1218 PM EDT TUE AUG 4 2015

MEZ007-008-NHZ001-002-041715-
NORTHERN OXFORD ME-NORTHERN FRANKLIN ME-NORTHERN COOS NH-
SOUTHERN COOS NH-
1218 PM EDT TUE AUG 4 2015

THE NATIONAL WEATHER SERVICE IN GRAY MAINE HAS ISSUED A

* SPECIAL WEATHER STATEMENT FOR...
  NORTHERN OXFORD COUNTY IN MAINE
  NORTHERN FRANKLIN COUNTY IN MAINE
  NORTHERN COOS COUNTY IN NEW HAMPSHIRE
  SOUTHERN COOS COUNTY IN NEW HAMPSHIRE

* UNTIL 115 PM EDT

* AT 1218 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS
  TRACKING STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 23 MILES
  NORTHWEST OF COBURN GORE TO NEAR PITTSBURG TO WEST BURKE...MOVING
  TO THE EAST AT 20 MPH.

* DIME SIZE HAIL AND WIND GUSTS OF 35 TO 45 MPH ARE EXPECTED WITH
  THESE STORMS. VERY HEAVY RAIN IS FALLING...AND WILL CAUSE WATER TO
  POND ON ROADWAYS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL
  STREAMS. EXPECT FREQUENT CLOUD TO GROUND LIGHTNING WITH THIS LINE
  OF STORMS.

* LOCATIONS IMPACTED INCLUDE...
  CANAAN...
  COLEBROOK...
  DIXVILLE NOTCH...
  PITTSBURG...
  AND NORTH STRATFORD.

LAT...LON 4534 7095 4549 7071 4533 7095 4532 7095
      4543 7078 4543 7075 4531 7092 4528 7092
      4523 7086 4530 7081 4515 7089 4458 7155
      4475 7163 4524 7144 4530 7130 4524 7113
      4558 7067
TIME...MOT...LOC 1612Z 259DEG 16KT 4551 7125 4508 7147 4462 7198

Special weather statement, Aug 4, 12:32 PM EDT, 13 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
1232 PM EDT TUE AUG 4 2015

NHZ005-007-008-041700-
MERRIMACK NH-SOUTHERN GRAFTON NH-SULLIVAN NH-
1232 PM EDT TUE AUG 4 2015

THE NATIONAL WEATHER SERVICE IN GRAY MAINE HAS ISSUED A

* SPECIAL WEATHER STATEMENT FOR...
  MERRIMACK COUNTY IN NEW HAMPSHIRE
  SOUTHERN GRAFTON COUNTY IN NEW HAMPSHIRE
  SULLIVAN COUNTY IN NEW HAMPSHIRE

* UNTIL 100 PM EDT

* AT 1232 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS
  TRACKING A STRONG THUNDERSTORM NEAR WEST WINDSOR...MOVING TO THE
  NORTHEAST AT 35 MPH.

* DIME SIZE HAIL AND STRONG WIND GUSTS OF 45 TO 55 MPH ARE EXPECTED
  WITH THIS STORM.

* LOCATIONS IMPACTED INCLUDE...
  CLAREMONT...
  NEWPORT...
  ENFIELD...
  CORNISH...
  AND SUNAPEE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PROLONGED HEAVY RAINFALL MAY CAUSE WATER TO FLOW OVER THE ROADWAY. DO
NOT DRIVE YOUR VEHICLE WHERE THE ROAD HAS BECOME FLOODED.

&&

LAT...LON 4339 7240 4345 7239 4347 7239 4349 7238
      4352 7240 4354 7238 4357 7238 4360 7234
      4373 7203 4336 7200 4337 7241 4338 7242
TIME...MOT...LOC 1630Z 245DEG 30KT 4346 7240

LEGRO

Local storm report, Aug 4, 12:36 PM EDT, 9 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GRAY ME
1236 PM EDT TUE AUG 04 2015

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0915 AM     MARINE TSTM WIND ISLE OF SHOALS          42.97N  70.62W
08/04/2015  M41 MPH          ANZ154             NH   C-MAN STATION

&&

EVENT NUMBER GYX1500223

LEGRO

Special weather statement, Aug 4, 12:39 PM EDT, 6 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
1239 PM EDT TUE AUG 4 2015

NHZ007-011-041715-
CHESHIRE NH-SULLIVAN NH-
1239 PM EDT TUE AUG 4 2015

THE NATIONAL WEATHER SERVICE IN GRAY MAINE HAS ISSUED A

* SPECIAL WEATHER STATEMENT FOR...
  CHESHIRE COUNTY IN NEW HAMPSHIRE
  SULLIVAN COUNTY IN NEW HAMPSHIRE

* UNTIL 115 PM EDT

* AT 1238 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS
  TRACKING A STRONG THUNDERSTORM OVER PUTNEY...MOVING TO THE
  NORTHEAST AT 30 MPH.

* DIME SIZE HAIL AND STRONG WIND GUSTS OF 45 TO 55 MPH ARE EXPECTED
  WITH THIS STORM.

* LOCATIONS IMPACTED INCLUDE...
  MARLOW...
  SULLIVAN...
  SURRY...
  GILSUM...
  AND DUBLIN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PROLONGED HEAVY RAINFALL MAY CAUSE WATER TO FLOW OVER THE ROADWAY. DO
NOT DRIVE YOUR VEHICLE WHERE THE ROAD HAS BECOME FLOODED.

&&

LAT...LON 4292 7252 4295 7253 4297 7248 4300 7246
      4300 7244 4305 7247 4308 7244 4310 7244
      4312 7243 4323 7217 4289 7205 4283 7254
      4287 7256
TIME...MOT...LOC 1636Z 237DEG 28KT 4295 7250

LEGRO

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 3, 8:36 PM EDT	Special Weather Statement	GYX		39 min
Aug 3, 10:10 PM EDT	Special Weather Statement	GYX	York	50 min
Aug 3, 11:45 PM EDT	Special Weather Statement	GYX	York	45 min
Aug 4, 12:31 AM EDT	Special Weather Statement	GYX	Sagadahoc	44 min
Aug 4, 8:27 AM EDT	Special Marine Warning	GYX		63 min
Aug 4, 1:05 PM EDT	Severe Thunderstorm Warning	GYX	Franklin, Oxford	55 min
Aug 4, 1:11 PM EDT	Special Weather Statement	GYX	Somerset	34 min
Aug 4, 1:46 PM EDT	Severe Thunderstorm Warning	GYX	Franklin, Somerset	44 min
Aug 4, 2:17 PM EDT	Severe Thunderstorm Warning	GYX	Somerset	58 min
Aug 4, 2:29 PM EDT	Severe Thunderstorm Warning	GYX	Oxford	38 min
Aug 4, 2:50 PM EDT	Severe Thunderstorm Warning	GYX	Oxford	40 min
Aug 4, 2:54 PM EDT	Severe Thunderstorm Warning	GYX	York	51 min
Aug 4, 3:13 PM EDT	Severe Thunderstorm Warning	GYX	York	62 min
Aug 4, 3:16 PM EDT	Severe Thunderstorm Warning	GYX	Androscoggin, Franklin, Kennebec, Oxford, Somerset	44 min
Aug 4, 3:18 PM EDT	Severe Thunderstorm Warning	GYX	Cumberland, York	57 min
Aug 4, 3:41 PM EDT	Special Marine Warning	GYX		64 min
Aug 4, 3:45 PM EDT	Severe Thunderstorm Warning	GYX	Cumberland	45 min
Aug 4, 3:55 PM EDT	Severe Thunderstorm Warning	GYX	Androscoggin, Franklin, Kennebec, Somerset, Waldo	39 min
Aug 4, 4:10 PM EDT	Special Weather Statement	GYX	York	35 min
Aug 4, 4:16 PM EDT	Special Marine Warning	GYX		29 min
Aug 4, 4:24 PM EDT	Severe Thunderstorm Warning	GYX	Cumberland, York	51 min
Aug 4, 4:30 PM EDT	Severe Thunderstorm Warning	GYX	Kennebec, Somerset, Waldo	60 min
Aug 4, 4:40 PM EDT	Severe Thunderstorm Warning	GYX	Cumberland, Lincoln, Sagadahoc	22 min
Aug 4, 4:58 PM EDT	Severe Thunderstorm Warning	GYX	Cumberland, York	47 min
Aug 4, 5:26 PM EDT	Special Marine Warning	GYX		64 min
Aug 4, 5:31 PM EDT	Severe Thunderstorm Warning	GYX	Cumberland, Lincoln, Sagadahoc	20 min
Aug 4, 5:44 PM EDT	Severe Thunderstorm Warning	GYX	Cumberland, York	29 min
Aug 3, 8:09 PM EDT	Special Weather Statement	GYX	Merrimack	36 min
Aug 3, 8:12 PM EDT	Severe Thunderstorm Warning	GYX	Coos	32 min
Aug 3, 8:27 PM EDT	Severe Thunderstorm Warning	GYX	Belknap, Carroll, Hillsborough, Merrimack, Rockingham, Strafford	48 min
Aug 3, 10:59 PM EDT	Special Weather Statement	GYX	Strafford	46 min
Aug 4, 8:06 AM EDT	Special Weather Statement	GYX	Rockingham	24 min
Aug 4, 12:18 PM EDT	Special Weather Statement	GYX	Coos	57 min
Aug 4, 12:32 PM EDT	Special Weather Statement	GYX	Sullivan	28 min
Aug 4, 12:39 PM EDT	Special Weather Statement	GYX	Cheshire	36 min
Aug 4, 12:55 PM EDT	Special Weather Statement	GYX	Sullivan	35 min
Aug 4, 1:24 PM EDT	Severe Thunderstorm Warning	GYX	Coos, Grafton	66 min
Aug 4, 1:28 PM EDT	Severe Thunderstorm Warning	GYX	Cheshire, Hillsborough, Merrimack, Sullivan	47 min
Aug 4, 1:29 PM EDT	Special Weather Statement	GYX	Grafton	31 min
Aug 4, 1:34 PM EDT	Severe Thunderstorm Warning	GYX	Cheshire, Hillsborough	28 min
Aug 4, 1:38 PM EDT	Severe Thunderstorm Warning	GYX	Belknap, Carroll, Grafton, Merrimack	52 min
Aug 4, 1:51 PM EDT	Special Weather Statement	GYX	Cheshire	24 min
Aug 4, 2:05 PM EDT	Severe Thunderstorm Warning	GYX	Carroll	40 min
Aug 4, 2:08 PM EDT	Special Weather Statement	GYX	Rockingham	37 min
Aug 4, 2:10 PM EDT	Special Weather Statement	GYX	Hillsborough	35 min
Aug 4, 2:30 PM EDT	Severe Thunderstorm Warning	GYX	Belknap, Hillsborough, Merrimack, Rockingham, Strafford	45 min
Aug 4, 2:38 PM EDT	Special Weather Statement	GYX	Carroll	52 min
Aug 4, 4:51 PM EDT	Special Weather Statement	GYX	Carroll	24 min
Aug 4, 5:33 PM EDT	Special Weather Statement	GYX	Sullivan	27 min
Aug 4, 5:59 PM EDT	Special Weather Statement	GYX	Sullivan	31 min
Aug 4, 6:07 PM EDT	Severe Thunderstorm Warning	GYX	Hillsborough, Merrimack, Sullivan	53 min
Aug 4, 1:13 PM EDT	Special Weather Statement	GYX	Essex	32 min

Nearby

Severe Thunderstorm Warnings in New Hampshire, 2015 Every severe thunderstorm warning in 2015

Sources

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