Alert archive / West Virginia / Severe Thunderstorm Warnings in 2010
Severe Thunderstorm Warning 79, NWS Charleston, WV
NWS Charleston, WV issued this severe thunderstorm warning at Jun 27, 2010, 7:18 PM EDT for Fayette County, Nicholas County, Raleigh County, West Virginia. It was in force for 27 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 27, 2010, 7:18 PM EDT (23:18 UTC)
- Expired
- Jun 27, 2010, 7:45 PM EDT
- In force
- 27 min
- Issued by
- NWS Charleston, WV
- Area
- Storm-based polygon
Counties Fayette County, WV, Nicholas County, WV, Raleigh County, WV
The radar
The Charleston,WV radar (KRLX), 67 km from the middle of the area, began a volume at 23:21 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
Pittsburgh, PA (KPIT), launched 12:00Z, 11.3 hours before the alert went out and 277 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
- 813 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 858 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 76 m²/s²
- 0-3 km storm-relative helicity
- 96 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.2
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 Charleston, WV wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 27, 5:38 PM EDT, 1 hour 40 minutes earlier.
Area forecast discussion, Jun 27, 5:38 PM EDT, 1 hour 40 minutes before
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HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHARLESTON WV 244 PM EDT SUN JUN 27 2010 VAZ003-004-WVZ013-015-016-018-024>040-046-047-281845- DICKENSON-BUCHANAN-LINCOLN-KANAWHA-ROANE-CALHOUN-MINGO-LOGAN-BOONE- CLAY-BRAXTON-GILMER-LEWIS-HARRISON-TAYLOR-MCDOWELL-WYOMING-RALEIGH- FAYETTE-NICHOLAS-WEBSTER-UPSHUR-BARBOUR-POCAHONTAS-RANDOLPH- 244 PM EDT SUN JUN 27 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWEST VIRGINIA...CENTRAL WEST VIRGINIA...NORTHERN WEST VIRGINIA AND SOUTHERN WEST VIRGINIA. .DAY ONE...THIS AFTERNOON AND TONIGHT. LOCAL DOWNPOURS ARE POSSIBLE IN SHOWERS AND THUNDERSTORMS. THESE WILL BE MONITORED FOR TRAINING...AND POSSIBLE SMALL STREAM FLOODING. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. ON MONDAY...LOCAL DOWNPOURS ARE STILL POSSIBLE IN SHOWERS AND THUNDERSTORMS. THESE WILL BE MONITORED FOR TRAINING...AND POSSIBLE SMALL STREAM FLOODING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. KYZ101>103-105-OHZ066-067-075-076-083>087-WVZ005>011-014-017-019-020- 281845- GREENUP-CARTER-BOYD-LAWRENCE KY-PERRY-MORGAN-ATHENS-WASHINGTON- JACKSON OH-VINTON-MEIGS-GALLIA-LAWRENCE OH-WAYNE-CABELL-MASON- JACKSON WV-WOOD-PLEASANTS-TYLER-PUTNAM-WIRT-RITCHIE-DODDRIDGE- 244 PM EDT SUN JUN 27 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST KENTUCKY...SOUTHEAST OHIO AND MUCH OF WEST VIRGINIA. .DAY ONE...THIS AFTERNOON AND TONIGHT. LOCAL DOWNPOURS ARE POSSIBLE IN SHOWERS AND THUNDERSTORMS. THESE WILL BE MONITORED FOR TRAINING...AND POSSIBLE SMALL STREAM FLOODING. BRIEF WIND GUSTS FROM THUNDERSTORMS MAY BE STRONG ENOUGH TO PRODUCE A SEVERE THUNDERSTORM THIS AFTERNOON AND OVERNIGHT TONIGHT. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. ON MONDAY...LOCAL DOWNPOURS ARE POSSIBLE IN SHOWERS AND THUNDERSTORMS. THESE WILL BE MONITORED FOR TRAINING...AND POSSIBLE SMALL STREAM FLOODING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
In the hours before
Local storm report, Jun 27, 5:18 PM EDT, 2 hours before
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</html>Local storm report, Jun 27, 5:20 PM EDT, 1 hour 58 minutes before
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</html>Local storm report, Jun 27, 5:45 PM EDT, 1 hour 33 minutes before
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</html>Special weather statement, Jun 27, 6:14 PM EDT, 1 hour 4 minutes before
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</html>Special weather statement, Jun 27, 7:01 PM EDT, 17 minutes before
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</html>The office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 4:37 PM EDT | Severe Thunderstorm Warning | RLX | Cabell, Wayne | 38 min |
| Jun 27, 5:20 PM EDT | Special Weather Statement | RLX | Boone | 25 min |
| Jun 27, 6:14 PM EDT | Special Weather Statement | RLX | Raleigh | 46 min |
| Jun 27, 7:01 PM EDT | Special Weather Statement | RLX | Raleigh | 44 min |
| Jun 26, 10:55 PM EDT | Special Weather Statement | RLX | Perry | 35 min |
| Jun 27, 3:43 PM EDT | Special Weather Statement | RLX | Gallia, Jackson, Lawrence, Perry, Vinton | 47 min |
| Jun 27, 4:25 PM EDT | Special Weather Statement | RLX | Boyd | 35 min |
Nearby
Severe Thunderstorm Warnings in West Virginia, 2010Every severe thunderstorm warning in 2010
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.