Alert archive / Maine / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 159, NWS Gray, ME

July 24, 2008Androscoggin County, Franklin County, Oxford County, Maine

NWS Gray, ME issued this severe thunderstorm warning at Jul 24, 2008, 3:14 PM EDT for Androscoggin County, Franklin County, Oxford County, Maine. It was in force for 31 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
Jul 24, 2008, 3:14 PM EDT (19:14 UTC)
Expired
Jul 24, 2008, 3:45 PM EDT
In force
31 min
Issued by
NWS Gray, ME
Area
Storm-based polygon

Counties Androscoggin County, ME, Franklin County, ME, Oxford County, ME

The radar

The Portland,ME radar (KGYX), 75 km from the middle of the area, began a volume at 19:17 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.

IssuedProductOfficeLasted
Jul 24, 12:57 PM EDTTornado WatchSPC5 hr

The nearest sounding before it

Gray, ME (KGYX), launched 12:00Z, 7.2 hours before the alert went out and 75 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-pSkew-T log-p diagram, Gray, ME at 12:00Z on 2008-07-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 186 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Gray, ME at 12:00Z on 2008-07-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 131 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
186 J/kg
Mixed-layer CIN
-64 J/kg
Mixed-layer LCL
687 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
131 m²/s²
0-3 km storm-relative helicity
188 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.5

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 Jul 24, 2:15 PM EDT, 59 minutes earlier.

Area forecast discussion, Jul 24, 2:15 PM EDT, 59 minutes before
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Hazardous weather outlook, Jul 24, 1:01 PM EDT, 2 hours 13 minutes before
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In the hours before

Special weather statement, Jul 24, 10:14 AM EDT, 5 hours before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
1014 AM EDT THU JUL 24 2008

MEZ018-019-241445-
INTERIOR CUMBERLAND-INTERIOR YORK-
1014 AM EDT THU JUL 24 2008

...STRONG THUNDERSTORMS WILL IMPACT YORK COUNTY AND CUMBERLAND COUNTY
THROUGH 1045 AM EDT...

AT 1014 AM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CENTERED OVER ALFRED...MOVING NORTH AT 45 MPH.
THIS STRONG THUNDERSTORM WILL AFFECT AREAS IN AND AROUND LYMAN...
SPRINGVALE...GOODWINS MILLS...ALFRED...WATERBORO...BAR MILLS...
HOLLIS...LIMERICK...BUXTON AND STANDISH THROUGH 1045 AM EDT.

TORRENTIAL DOWNPOURS...EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND GUSTY
WINDS OF 35 TO 45 MPH CAN BE EXPECTED.

MC
Special weather statement, Jul 24, 11:26 AM EDT, 3 hours 48 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
1126 AM EDT THU JUL 24 2008

NHZ008>010-013-241615-
BELKNAP-INTERIOR ROCKINGHAM-MERRIMACK-STRAFFORD-
1126 AM EDT THU JUL 24 2008

...STRONG THUNDERSTORMS WILL IMPACT BELKNAP COUNTY...STRAFFORD
COUNTY...MERRIMACK COUNTY AND ROCKINGHAM COUNTY THROUGH 1215 PM
EDT...

AT 1126 AM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CENTERED ALONG A LINE EXTENDING FROM 11
MILES WEST OF NORTHWOOD TO 3 MILES EAST OF SALEM...MOVING NORTH AT
45 MPH. THIS STRONG THUNDERSTORM WILL AFFECT AREAS IN AND AROUND
EAST HAMPSTEAD...BEAR BROOK STATE PARK...SUNCOOK...SOUTH
HOOKSETT...SANDOWN...SALEM...PLAISTOW...PEMBROKE...HOOKSETT AND
HAMPSTEAD THROUGH 1215 PM EDT.

TORRENTIAL DOWNPOURS...PRODUCING UP TO AN INCH OF RAIN IN HALF AN
HOUR...AND GUSTY WINDS OF 35 TO 45 MPH CAN BE EXPECTED.

MC
Local storm report, Jul 24, 12:16 PM EDT, 2 hours 58 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GRAY ME
1216 PM EDT THU JUL 24 2008

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

1135 AM     TSTM WND DMG     CANDIA                  43.08N 71.28W
07/24/2008                   ROCKINGHAM         NH   PUBLIC

            LARGE BRANCHES BROKEN

1140 AM     TSTM WND DMG     DEERFIELD               43.15N 71.22W
07/24/2008                   ROCKINGHAM         NH   PUBLIC

            TREES DOWN

1150 AM     FUNNEL CLOUD     NORTHWOOD               43.19N 71.15W
07/24/2008                   ROCKINGHAM         NH   LAW ENFORCEMENT

            REPORT OF POSSIBLE TORNADO NEAR NORTHWOOD

&&

TAYLOR
Local storm report, Jul 24, 12:44 PM EDT, 2 hours 30 minutes before
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Local storm report, Jul 24, 2:34 PM EDT, 40 minutes before
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Local storm report, Jul 24, 3:06 PM EDT, 8 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 23, 8:09 PM EDTSpecial Marine WarningGYX111 min
Jul 24, 7:23 AM EDTSpecial Marine WarningGYX67 min
Jul 24, 7:33 AM EDTRiver Flood WarningGYXOxford18 hr
Jul 24, 10:02 AM EDTAreal Flood AdvisoryGYXYork118 min
Jul 24, 12:00 PM EDTSevere Thunderstorm WarningGYXOxford, York45 min
Jul 24, 12:34 PM EDTTornado WarningGYXOxford26 min
Jul 24, 12:44 PM EDTSevere Thunderstorm WarningGYXCumberland, Oxford, York46 min
Jul 24, 12:56 PM EDTSevere Thunderstorm WarningGYXYork49 min
Jul 24, 1:08 PM EDTAreal Flood WarningGYXYork4 hr
Jul 24, 1:33 PM EDTSevere Thunderstorm WarningGYXCumberland, Oxford, York42 min
Jul 24, 1:36 PM EDTSpecial Marine WarningGYX39 min
Jul 24, 1:55 PM EDTSevere Thunderstorm WarningGYXCumberland, York50 min
Jul 24, 2:10 PM EDTSevere Thunderstorm WarningGYXFranklin, Oxford50 min
Jul 24, 2:15 PM EDTSpecial Marine WarningGYX60 min
Jul 24, 2:24 PM EDTSevere Thunderstorm WarningGYXAndroscoggin, Cumberland, Kennebec, Oxford51 min
Jul 24, 3:04 PM EDTSevere Thunderstorm WarningGYXFranklin, Oxford41 min
Jul 24, 4:14 PM EDTAreal Flood WarningGYXFranklin, Oxford, Somerset6 hr
Jul 24, 4:57 PM EDTAreal Flood WarningGYXOxford6 hr
Jul 24, 5:22 PM EDTAreal Flood WarningGYXOxford, York6 hr
Jul 24, 5:36 PM EDTSevere Thunderstorm WarningGYXCumberland, Oxford, York39 min
Jul 24, 11:33 AM EDTSevere Thunderstorm WarningGYXRockingham27 min
Jul 24, 11:41 AM EDTSevere Thunderstorm WarningGYXBelknap, Carroll, Merrimack, Strafford49 min
Jul 24, 11:46 AM EDTTornado WarningGYXBelknap, Strafford29 min
Jul 24, 3:42 PM EDTAreal Flood WarningGYXBelknap, Carroll, Grafton, Merrimack, Sullivan6 hr
Jul 24, 4:56 PM EDTSevere Thunderstorm WarningGYXBelknap, Carroll, Strafford34 min

Nearby

Severe Thunderstorm Warnings in Maine, 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.