Alert archive / New Hampshire / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 32, NWS Gray, ME
NWS Gray, ME issued this severe thunderstorm warning at Jun 10, 2008, 10:14 PM EDT for Merrimack County, New Hampshire. It was in force for 61 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
- Jun 10, 2008, 10:14 PM EDT (02:14 UTC)
- Expired
- Jun 10, 2008, 11:15 PM EDT
- In force
- 61 min
- Issued by
- NWS Gray, ME
- Area
- Storm-based polygon
County Merrimack County, NH
The radar
The Portland,ME radar (KGYX), 132 km from the middle of the area, began a volume at 02:15 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 |
|---|---|---|---|
| Jun 10, 1:16 PM EDT | Severe Thunderstorm Watch | SPC | 11 hr |
The nearest sounding before it
Gray, ME (KGYX), launched 00:00Z, 2.2 hours before the alert went out and 132 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.
- Mixed-layer CAPE
- 293 J/kg
- Mixed-layer CIN
- -365 J/kg
- Mixed-layer LCL
- 879 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 277 m²/s²
- 0-3 km storm-relative helicity
- 289 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.6
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 Jun 10, 10:01 PM EDT, 13 minutes earlier.
Area forecast discussion, Jun 10, 10:01 PM EDT, 13 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GRAY ME 1001 PM EDT TUE JUN 10 2008 .SYNOPSIS... A COLD FRONT WILL CROSS THE AREA OVERNIGHT. IN ADVANCE OF THE FRONT STRONG THUNDERSTORMS ARE EXPECTED THROUGH MIDNIGHT. HIGH PRESSURE WILL BUILD TOWARDS THE REGION FROM CANADA WEDNESDAY...CRESTING ACROSS NEW ENGLAND FRIDAY. A COLD FRONT WILL APPROACH THE REGION LATE SATURDAY AND INTO SUNDAY. && .NEAR TERM /UNTIL 7 AM WEDNESDAY MORNING/... WATCH HAS BEEN EXTENDED UNTIL MIDNIGHT AS ONE FINAL LINE OF STRONG TO SEVERE STORMS OVER WESTERN NEW HAMPSHIRE RACE EASTWARD ACROSS THE REMAINDER OF THE FORECAST AREA. PRECIPITATION SHOULD EXIT MUCH OF THE AREA BY 07Z. && .SHORT TERM /7 AM WEDNESDAY MORNING THROUGH 6 PM WEDNESDAY/... NW FLOW BEHIND THE FRONT WILL KEEP SKIES M/CLR IN THE COASTAL PLAIN...AND SHOULD ALSO WARM THINGS UP FAIRLY WELL IN THE DOWNSLOPE AREAS. SOME CLOUDS A SHRA OR TSRA WILL BE IN THE MTNS AS 500MB TROUGH AXIS MOVES THRU. && .LONG TERM /WEDNESDAY NIGHT THROUGH TUESDAY/... HIGH PRESSURE WILL BUILD IN FROM THE NORTHWEST WEDNESDAY NIGHT AND THURSDAY. RETURN FLOW ON BACK SIDE OF HIGH BRINGS WARMER AND MORE HUMID AIR INTO THE REGION FRIDAY INTO SATURDAY. ANOTHER FRONT APPROACHES ON SATURDAY AND WILL BRING AN INCREASE IN CLOUDS AND THE THREAT OF SHOWERS BY LATE IN THE DAY. THAT FRONT MOVES OFFSHORE SUNDAY WITH IMPROVING CONDITIONS DURING THE DAY...BUT COOLER AND SOMEWHAT UNSETTLED WEATHER WILL REDEVELOP EARLY NEXT WEEK AS COLD AIR ALOFT MOVES EAST. && .AVIATION /02Z WEDNESDAY THROUGH SUNDAY/... SHORT TERM ...VFR CONDITIONS IN GENERAL...BUT TSRA COULD BRIEFLY LOWER CIG/VIS TO MVFR/IFR FOR A SHORT PERIOD THROUGH 06. COULD SEE ISOLATED WIND GUSTS OF 40-50 KT...FREQUENT LIGHTNING...AND HEAVY RAIN. ONCE THE FRONT MOVES THROUGH...AROUND 06Z...SHOULD SEE VFR RIGHT THROUGH FRIDAY. LONG TERM...VFR CONDITIONS EXPECTED INTO SATURDAY. IFR CONDITIONS POSSIBLE IN SHOWERS AND THUNDERSTORMS LATE SATURDAY INTO SUNDAY. CONDITIONS SHOULD IMPROVE TO VFR SUNDAY. && .MARINE... SHORT TERM...WINDS/SEAS TO REMAIN BELOW SCA CRITERIA THROUGH WEDNESDAY. MARINERS SHOULD BE ALERT FOR THE POTENTIAL OF STRONG THUNDERSTORMS THROUGH MIDNIGHT IN ADVANCE OF AN APPROACHING COLD FRONT. LONG TERM...REMAINING BELOW SCA CRITERIA THROUGH FRIDAY. WINDS AND SEAS WILL INCREASE SATURDAY OUT AHEAD OF COLD FRONT. && .GYX WATCHES/WARNINGS/ADVISORIES... ME...NONE. NH...NONE. MARINE...NONE. &&
Hazardous weather outlook, Jun 10, 4:00 PM EDT, 6 hours 14 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GRAY ME 400 PM EDT TUE JUN 10 2008 MEZ007>009-012>014-018>028-NHZ001>010-013-014-112000- 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-INTERIOR ROCKINGHAM- COASTAL ROCKINGHAM- 400 PM EDT TUE JUN 10 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MAINE...CENTRAL NEW HAMPSHIRE...NORTHERN NEW HAMPSHIRE AND SOUTHEASTERN NEW HAMPSHIRE. .DAY ONE...THIS AFTERNOON AND TONIGHT A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 10 PM. THE COMBINATION OF HIGH AMOUNTS OF LOW LEVEL MOISTURE WITH SURFACE HEATING IN CONJUNCTION WITH A SWEEPING MID LEVEL JET OF 50-75KT WILL BRING THE THREAT OF STRONG TO SEVERE THUNDERSTORMS FOR THE REMAINDER OF THIS AFTERNOON AND THIS EVENING. THE MAIN THREAT WILL BE WIND DAMAGE. SEE SPC DAY 1 CONVECTIVE OUTLOOK /ACUS01 KWNS/ DISCUSSION FOR FURTHER DETAILS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE ENCOURAGED TO CALL OR RADIO IN THEIR REPORTS OF SEVERE WEATHER. ANZ150>154-112000- 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- 400 PM EDT TUE JUN 10 2008 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 A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 10 PM. MARINERS SHOULD SEEK SAFE HARBOR IF THUNDERSTORMS APPROACH. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... MARINERS ARE ENCOURAGED TO CALL IN ANY REPORTS OF SEVERE WEATHER.
In the hours before
Local storm report, Jun 10, 7:40 PM EDT, 2 hours 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GRAY ME
740 PM EDT TUE JUN 10 2008
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0610 PM TSTM WND DMG NEW PORTLAND 44.88N 70.10W
06/10/2008 SOMERSET ME LAW ENFORCEMENT
TREES AND POWER LINES DOWN
0620 PM TSTM WND DMG MADISON 44.80N 69.87W
06/10/2008 SOMERSET ME LAW ENFORCEMENT
TREES AND POWER LINES DOWN.
&&
MCSpecial weather statement, Jun 10, 7:59 PM EDT, 2 hours 15 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAY ME 759 PM EDT TUE JUN 10 2008 MEZ008-009-013-014-110045- CENTRAL SOMERSET-NORTHERN FRANKLIN-SOUTHERN FRANKLIN-SOUTHERN SOMERSET- 759 PM EDT TUE JUN 10 2008 ...STRONG THUNDERSTORMS WILL IMPACT SOMERSET COUNTY AND FRANKLIN COUNTY THROUGH 845 PM EDT... AT 759 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 3 MILES SOUTH OF STRONG...OR ABOUT 7 MILES NORTH OF FARMINGTON...MOVING NORTHEAST AT 27 MPH. THIS STRONG THUNDERSTORM WILL AFFECT AREAS IN AND AROUND STRONG...AVON...NEW VINEYARD...NEW PORTLAND...EMBDEN...SOLON...MOSCOW...BRIGHTON AND BINGHAM THROUGH 845 PM EDT. HAIL UP TO ONE HALF INCH IN DIAMETER...HEAVY DOWNPOURS...FREQUENT CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS TO 45 MPH CAN BE EXPECTED. HAYES/TAYLOR
Special weather statement, Jun 10, 8:04 PM EDT, 2 hours 10 minutes before
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</html>Local storm report, Jun 10, 8:28 PM EDT, 1 hour 46 minutes before
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SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAY ME 837 PM EDT TUE JUN 10 2008 MEZ008-009-110115- CENTRAL SOMERSET-NORTHERN FRANKLIN- 837 PM EDT TUE JUN 10 2008 ...STRONG THUNDERSTORMS WILL IMPACT SOMERSET COUNTY AND FRANKLIN COUNTY THROUGH 915 PM EDT... AT 837 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 3 MILES EAST OF REDINGTON...OR ABOUT 13 MILES EAST OF RANGELEY...MOVING NORTHEAST AT 25 MPH. THIS STRONG THUNDERSTORM WILL AFFECT AREAS IN AND AROUND REDINGTON...CARRABASSETT VALLEY...FLAGSTAFF LAKE AND CARATUNK THROUGH 915 PM EDT. HAIL UP TO ONE HALF INCH IN DIAMETER...HEAVY DOWNPOURS...FREQUENT CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS TO 45 MPH CAN BE EXPECTED. HAYES/TAYLOR
Special weather statement, Jun 10, 9:54 PM EDT, 20 minutes before
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</html>The office that day
Everything else NWS Gray, ME issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 8:02 PM EDT | Severe Thunderstorm Warning | GYX | Franklin, Somerset | 58 min |
| Jun 10, 8:39 PM EDT | Severe Thunderstorm Warning | GYX | Franklin | 51 min |
| Jun 10, 10:01 PM EDT | Severe Thunderstorm Warning | GYX | Oxford | 44 min |
| Jun 10, 10:53 PM EDT | Severe Thunderstorm Warning | GYX | Oxford | 52 min |
| Jun 10, 11:02 PM EDT | Severe Thunderstorm Warning | GYX | Somerset | 58 min |
| Jun 10, 11:24 PM EDT | Severe Thunderstorm Warning | GYX | Cumberland | 66 min |
| Jun 10, 11:51 PM EDT | Special Marine Warning | GYX | 54 min | |
| Jun 10, 8:23 PM EDT | Severe Thunderstorm Warning | GYX | Grafton | 67 min |
| Jun 10, 8:49 PM EDT | Severe Thunderstorm Warning | GYX | Coos, Grafton | 56 min |
| Jun 10, 9:09 PM EDT | Severe Thunderstorm Warning | GYX | Carroll, Grafton | 51 min |
| Jun 10, 9:24 PM EDT | Severe Thunderstorm Warning | GYX | Coos | 66 min |
| Jun 10, 9:38 PM EDT | Severe Thunderstorm Warning | GYX | Grafton, Sullivan | 52 min |
| Jun 10, 10:26 PM EDT | Severe Thunderstorm Warning | GYX | Coos, Grafton | 48 min |
| Jun 10, 10:33 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Carroll | 57 min |
| Jun 11, 12:14 AM EDT | Severe Thunderstorm Warning | GYX | Rockingham | 30 min |
Nearby
Severe Thunderstorm Warnings in New Hampshire, 2008Every severe thunderstorm warning in 2008
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.