Alert archive / Maine / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 183, NWS Gray, ME

August 10, 2008York County, Maine

NWS Gray, ME issued this severe thunderstorm warning at Aug 10, 2008, 2:06 PM EDT for York County, Maine. It was in force for 39 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 10, 2008, 2:06 PM EDT (18:06 UTC)
Expired
Aug 10, 2008, 2:45 PM EDT
In force
39 min
Issued by
NWS Gray, ME
Area
Storm-based polygon

County York County, ME

The radar

The Portland,ME radar (KGYX), 61 km from the middle of the area, began a volume at 18:06 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 nearest sounding before it

Gray, ME (KGYX), launched 12:00Z, 6.1 hours before the alert went out and 61 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 2008-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2008-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
820 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
35 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 10, 10:00 AM EDT, 4 hours 6 minutes earlier.

Area forecast discussion, Aug 10, 10:00 AM EDT, 4 hours 6 minutes before
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Hazardous weather outlook, Aug 10, 5:32 AM EDT, 8 hours 34 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GRAY ME
532 AM EDT SUN AUG 10 2008

ANZ150>154-110945-
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-
532 AM EDT SUN AUG 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...TODAY AND TONIGHT

NO HAZARDOUS WEATHER EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

NO HAZARDOUS WEATHER EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED.

MEZ007-008-012-013-NHZ001>009-110945-
NORTHERN OXFORD-NORTHERN FRANKLIN-SOUTHERN OXFORD-SOUTHERN FRANKLIN-
NORTHERN COOS-SOUTHERN COOS-NORTHERN GRAFTON-NORTHERN CARROLL-
SOUTHERN GRAFTON-SOUTHERN CARROLL-SULLIVAN-MERRIMACK-BELKNAP-
532 AM EDT SUN AUG 10 2008

...FLASH FLOOD WATCH IN EFFECT FROM NOON EDT TODAY THROUGH THIS
EVENING...

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

.DAY ONE...TODAY AND TONIGHT

SLOW MOVING SHOWERS AND THUNDERSTORMS MAY PRODUCE VERY HEAVY RAIN
THIS AFTERNOON.

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

   FLASH FLOOD WATCH.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

HEAVY RAIN IS POSSIBLE MONDAY. FLOOD WATCHES MAY BE NEEDED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED.

MEZ009-014-018>028-NHZ010-013-014-110945-
CENTRAL SOMERSET-SOUTHERN SOMERSET-INTERIOR YORK-INTERIOR CUMBERLAND-
ANDROSCOGGIN-KENNEBEC-INTERIOR WALDO-COASTAL YORK-COASTAL CUMBERLAND-
SAGADAHOC-LINCOLN-KNOX-COASTAL WALDO-STRAFFORD-INTERIOR ROCKINGHAM-
COASTAL ROCKINGHAM-
532 AM EDT SUN AUG 10 2008

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

.DAY ONE...TODAY AND TONIGHT

SLOW MOVING SHOWERS AND THUNDERSTORMS MAY PRODUCE HEAVY RAIN THIS AFTERNOON.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

HEAVY RAIN IS POSSIBLE MONDAY. FLOOD WATCHES MAY BE NEEDED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED.

In the hours before

Special weather statement, Aug 10, 12:07 PM EDT, 1 hour 59 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
1207 PM EDT SUN AUG 10 2008

NHZ006-009-101700-
BELKNAP-SOUTHERN CARROLL-
1207 PM EDT SUN AUG 10 2008

...STRONG THUNDERSTORMS WILL IMPACT BELKNAP COUNTY AND CARROLL COUNTY
THROUGH 100 PM EDT...

AT 1207 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CENTERED OVER ELLACOYA STATE PARK...OR ABOUT 7
MILES NORTHEAST OF LACONIA...MOVING NORTH AT 4 MPH. THIS STRONG
THUNDERSTORM WILL AFFECT AREAS IN AND AROUND ELLACOYA STATE PARK...
LACONIA...GILFORD...MIRROR LAKE...MELVIN VILLAGE...TUFTONBORO AND
BRIDGEWATER THROUGH 100 PM EDT.

HAIL UP TO ONE HALF INCH IN DIAMETER... TORRENTIAL DOWNPOURS...
CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 35 TO 45 MPH CAN BE
EXPECTED.

HEAVY RAIN MAY PRODUCE PONDING OF WATER AND LOCALIZED DRAINAGE
FLOODING.

PLEASE REPORT HAIL...STRONG WINDS...OR FLOODING TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN
DO SO SAFELY.

ES
Special weather statement, Aug 10, 12:39 PM EDT, 1 hour 27 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
1239 PM EDT SUN AUG 10 2008

MEZ022-101745-
INTERIOR WALDO-
1239 PM EDT SUN AUG 10 2008

...STRONG THUNDERSTORMS WILL IMPACT WALDO COUNTY THROUGH 145 PM
EDT...

AT 1239 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CENTERED 2 MILES SOUTHWEST OF WALDO...OR ABOUT 6
MILES NORTHWEST OF BELFAST...MOVING NORTH AT 13 MPH. THIS STRONG
THUNDERSTORM WILL AFFECT AREAS IN AND AROUND SWANVILLE...WALDO...
BROOKS...JACKSON AND TROY THROUGH 145 PM EDT.

HEAVY DOWNPOURS...CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF UP TO
35 MPH CAN BE EXPECTED.

HEAVY RAIN MAY PRODUCE PONDING OF WATER AND LOCALIZED DRAINAGE
FLOODING.

PLEASE REPORT HAIL...STRONG WINDS...OR FLOODING TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN
DO SO SAFELY.

ES
Special weather statement, Aug 10, 1:55 PM EDT, 11 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
155 PM EDT SUN AUG 10 2008

MEZ018-101900-
INTERIOR YORK-
155 PM EDT SUN AUG 10 2008

...STRONG THUNDERSTORMS WILL IMPACT YORK COUNTY THROUGH 300 PM EDT...

AT 155 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CENTERED 3 MILES WEST OF WATERBORO...OR ABOUT 5
MILES NORTHWEST OF ALFRED...MOVING NORTHEAST AT 18 MPH. THIS STRONG
THUNDERSTORM WILL AFFECT AREAS IN AND AROUND EMERY MILLS...
WATERBORO...SHAPLEIGH...HOLLIS...LIMERICK AND LIMINGTON THROUGH 300
PM EDT.

HAIL UP TO ONE HALF INCH IN DIAMETER... TORRENTIAL DOWNPOURS...
CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF UP TO 35 MPH CAN BE
EXPECTED.

HEAVY RAIN MAY PRODUCE PONDING OF WATER AND LOCALIZED DRAINAGE
FLOODING.

PLEASE REPORT HAIL...STRONG WINDS...OR FLOODING TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN
DO SO SAFELY.

ES

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 10, 3:50 AM EDTFlash Flood WatchGYXFranklin, Oxford20 hr
Aug 10, 2:44 PM EDTAreal Flood AdvisoryGYXFranklin, Somerset3 hr
Aug 10, 2:44 PM EDTSevere Thunderstorm WarningGYXYork46 min
Aug 10, 7:50 PM EDTAreal Flood AdvisoryGYXFranklin, Oxford3 hr
Aug 10, 1:12 PM EDTAreal Flood AdvisoryGYXBelknap3 hr
Aug 10, 2:30 PM EDTSevere Thunderstorm WarningGYXGrafton45 min
Aug 10, 3:04 PM EDTFlash Flood WarningGYXGrafton4 hr
Aug 10, 3:32 PM EDTSevere Thunderstorm WarningGYXMerrimack58 min
Aug 10, 3:49 PM EDTSevere Thunderstorm WarningGYXRockingham56 min
Aug 10, 3:54 PM EDTSevere Thunderstorm WarningGYXGrafton36 min
Aug 10, 4:00 PM EDTAreal Flood AdvisoryGYXMerrimack3 hr
Aug 10, 4:23 PM EDTAreal Flood AdvisoryGYXRockingham3 hr
Aug 10, 4:29 PM EDTSevere Thunderstorm WarningGYXSullivan61 min
Aug 10, 4:35 PM EDTSevere Thunderstorm WarningGYXBelknap, Carroll55 min
Aug 10, 4:50 PM EDTSevere Thunderstorm WarningGYXBelknap, Grafton, Merrimack70 min
Aug 10, 4:58 PM EDTFlash Flood WarningGYXBelknap3 hr
Aug 10, 5:15 PM EDTSevere Thunderstorm WarningGYXCarroll, Grafton60 min
Aug 10, 5:39 PM EDTAreal Flood AdvisoryGYXGrafton3 hr
Aug 10, 5:41 PM EDTSevere Thunderstorm WarningGYXGrafton, Merrimack64 min
Aug 10, 6:21 PM EDTAreal Flood AdvisoryGYXCarroll3 hr
Aug 10, 6:30 PM EDTSevere Thunderstorm WarningGYXCarroll, Coos, Grafton60 min
Aug 10, 7:01 PM EDTFlash Flood WarningGYXGrafton, Merrimack3 hr
Aug 10, 7:32 PM EDTFlash Flood WarningGYXBelknap, Carroll, Grafton3 hr
Aug 10, 7:44 PM EDTFlash Flood WarningGYXCarroll2 hr

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.