Alert archive / Maine / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 217, NWS Gray, ME
NWS Gray, ME issued this severe thunderstorm warning at Aug 30, 2007, 5:08 PM EDT for Somerset County, Maine. It was in force for 52 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 30, 2007, 5:08 PM EDT (21:08 UTC)
- Expired
- Aug 30, 2007, 6:00 PM EDT
- In force
- 52 min
- Issued by
- NWS Gray, ME
- Area
- Counties, with a storm outline in the text
County Somerset County, ME
The radar
The Caribou radar (KCBW), 177 km from the middle of the area, began a volume at 21:09 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 30, 3:07 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Gray, ME (KGYX), launched 12:00Z, 9.1 hours before the alert went out and 182 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
- 106 J/kg
- Mixed-layer CIN
- -343 J/kg
- Mixed-layer LCL
- 1254 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 54 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 30, 2:58 PM EDT, 2 hours 10 minutes earlier.
Area forecast discussion, Aug 30, 2:58 PM EDT, 2 hours 10 minutes before
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</html>Hazardous weather outlook, Aug 30, 9:50 AM EDT, 7 hours 18 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GRAY ME 950 AM EDT THU AUG 30 2007 MEZ007>009-012>014-NHZ001>007-311400- NORTHERN OXFORD-NORTHERN FRANKLIN-CENTRAL SOMERSET-SOUTHERN OXFORD- SOUTHERN FRANKLIN-SOUTHERN SOMERSET-NORTHERN COOS-SOUTHERN COOS- NORTHERN GRAFTON-NORTHERN CARROLL-SOUTHERN GRAFTON-SOUTHERN CARROLL- SULLIVAN- 950 AM EDT THU AUG 30 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MAINE...CENTRAL NEW HAMPSHIRE AND NORTHERN NEW HAMPSHIRE. .DAY ONE...TODAY AND TONIGHT A FEW THUNDERSTORMS MAY PRODUCE GUSTY WINDS AND HAIL LATER THIS MORNING INTO THIS AFTERNOON. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED FOR THIS AFTERNOON. ANZ150-MEZ018>028-NHZ008>010-013-014-311400- STONINGTON ME TO MERRIMACK RIVER MA OUT TO 25 NM-INTERIOR YORK- INTERIOR CUMBERLAND-ANDROSCOGGIN-KENNEBEC-INTERIOR WALDO- COASTAL YORK-COASTAL CUMBERLAND-SAGADAHOC-LINCOLN-KNOX-COASTAL WALDO- MERRIMACK-BELKNAP-STRAFFORD-INTERIOR ROCKINGHAM-COASTAL ROCKINGHAM- 950 AM EDT THU AUG 30 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MAINE...CENTRAL NEW HAMPSHIRE...SOUTHEASTERN NEW HAMPSHIRE AND THE COASTAL WATERS FROM STONINGTON ME TO THE MERRIMACK RIVER MA. .DAY ONE...TODAY AND TONIGHT A THUNDERSTORM OR TWO MAY PRODUCE GUSTY WINDS AND SMALL HAIL LATER THIS AFTERNOON. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON. HAYES
In the hours before
Local storm report, Aug 30, 3:45 PM EDT, 1 hour 23 minutes before
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</html>Special weather statement, Aug 30, 4:04 PM EDT, 1 hour 4 minutes before
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</html>Special weather statement, Aug 30, 4:34 PM EDT, 34 minutes before
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</html>Local storm report, Aug 30, 4:39 PM EDT, 29 minutes before
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</html>Special weather statement, Aug 30, 4:50 PM EDT, 18 minutes before
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</html>Local storm report, Aug 30, 5:00 PM EDT, 8 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 |
|---|---|---|---|---|
| Aug 30, 12:17 PM EDT | Severe Thunderstorm Warning | GYX | Somerset | 43 min |
| Aug 30, 3:39 PM EDT | Severe Thunderstorm Warning | GYX | Franklin | 66 min |
| Aug 30, 3:56 PM EDT | Severe Thunderstorm Warning | GYX | Oxford | 64 min |
| Aug 30, 4:39 PM EDT | Severe Thunderstorm Warning | GYX | Kennebec | 66 min |
| Aug 30, 4:56 PM EDT | Severe Thunderstorm Warning | GYX | Oxford | 64 min |
| Aug 30, 5:03 PM EDT | Severe Thunderstorm Warning | GYX | Franklin | 42 min |
| Aug 30, 5:10 PM EDT | Severe Thunderstorm Warning | GYX | Oxford | 50 min |
| Aug 30, 5:25 PM EDT | Severe Thunderstorm Warning | GYX | Androscoggin | 50 min |
| Aug 30, 5:55 PM EDT | Severe Thunderstorm Warning | GYX | Oxford | 35 min |
| Aug 30, 6:09 PM EDT | Severe Thunderstorm Warning | GYX | Somerset | 36 min |
| Aug 30, 2:47 PM EDT | Severe Thunderstorm Warning | GYX | Grafton | 58 min |
| Aug 30, 3:27 PM EDT | Severe Thunderstorm Warning | GYX | Coos | 48 min |
| Aug 30, 3:40 PM EDT | Severe Thunderstorm Warning | GYX | Grafton | 65 min |
| Aug 30, 4:55 PM EDT | Severe Thunderstorm Warning | GYX | Grafton | 65 min |
| Aug 30, 5:08 PM EDT | Severe Thunderstorm Warning | GYX | Sullivan | 52 min |
| Aug 30, 6:14 PM EDT | Severe Thunderstorm Warning | GYX | Grafton | 46 min |
| Aug 30, 6:29 PM EDT | Severe Thunderstorm Warning | GYX | Merrimack | 46 min |
| Aug 30, 6:35 PM EDT | Severe Thunderstorm Warning | GYX | Sullivan | 40 min |
Nearby
Severe Thunderstorm Warnings in Maine, 2007Every severe thunderstorm warning in 2007
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.