Alert archive / West Virginia / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 151, NWS Charleston, WV
NWS Charleston, WV issued this severe thunderstorm warning at Jul 26, 2012, 8:44 PM EDT for 8 counties in West Virginia. 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 outline as issued.
The facts
- Issued
- Jul 26, 2012, 8:44 PM EDT (00:44 UTC)
- Expired
- Jul 26, 2012, 9:15 PM EDT
- In force
- 31 min
- Issued by
- NWS Charleston, WV
- Area
- Storm-based polygon
Counties Braxton County, WV, Calhoun County, WV, Clay County, WV, Gilmer County, WV, Kanawha County, WV, Nicholas County, WV, Roane County, WV, Webster County, WV
The radar
The Charleston,WV radar (KRLX), 82 km from the middle of the area, began a volume at 00:47 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 |
|---|---|---|---|
| Jul 26, 1:16 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Roanoke, VA (KRNK), launched 00:00Z, 0.7 hours before the alert went out and 190 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
- 376 J/kg
- Mixed-layer CIN
- -120 J/kg
- Mixed-layer LCL
- 1704 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 80 m²/s²
- 0-3 km storm-relative helicity
- 68 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
294 WUUS51 KRLX 270044 SVRRLX WVC007-013-015-021-039-067-087-101-270115- /O.NEW.KRLX.SV.W.0151.120727T0044Z-120727T0115Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CHARLESTON WV 844 PM EDT THU JUL 26 2012 THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... BRAXTON COUNTY IN WEST VIRGINIA... THIS INCLUDES THE CITY OF SUTTON... SOUTHERN CALHOUN COUNTY IN WEST VIRGINIA... NORTHERN CLAY COUNTY IN WEST VIRGINIA... THIS INCLUDES THE CITY OF CLAY... SOUTHWESTERN GILMER COUNTY IN WEST VIRGINIA... EXTREME NORTHEASTERN KANAWHA COUNTY IN WEST VIRGINIA... NORTH CENTRAL NICHOLAS COUNTY IN WEST VIRGINIA... EASTERN ROANE COUNTY IN WEST VIRGINIA... WESTERN WEBSTER COUNTY IN WEST VIRGINIA... * UNTIL 915 PM EDT * AT 842 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR WALLBACK...OR 8 MILES NORTH OF CLAY...AND MOVING EAST AT 50 MPH. * OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BIG OTTER...GASSAWAY...BIRCH RIVER AND CAMDEN ON GAULEY. THIS WILL IMPACT THE FOLLOWING INTERSTATE...I-79 BETWEEN MILE MARKERS 24 AND 71. PRECAUTIONARY/PREPAREDNESS ACTIONS... PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT THURSDAY EVENING FOR CENTRAL KENTUCKY AND SOUTHEAST OHIO AND CENTRAL WEST VIRGINIA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 200 AM EDT FRIDAY MORNING FOR CENTRAL KENTUCKY AND CENTRAL VIRGINIA AND CENTRAL WEST VIRGINIA. && LAT...LON 3835 8055 3845 8131 3883 8125 3874 8050 TIME...MOT...LOC 0044Z 279DEG 43KT 3857 8110 $$ 50
1 follow-up statement
844 WWUS51 KRLX 270116 SVSRLX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLESTON WV 916 PM EDT THU JUL 26 2012 WVC007-013-015-021-039-067-087-101-270125- /O.EXP.KRLX.SV.W.0151.000000T0000Z-120727T0115Z/ NICHOLAS WV-KANAWHA WV-GILMER WV-CLAY WV-CALHOUN WV-BRAXTON WV- WEBSTER WV-ROANE WV- 916 PM EDT THU JUL 26 2012 ...THE SEVERE THUNDERSTORM WARNING FOR EASTERN ROANE...WESTERN WEBSTER...BRAXTON...SOUTHERN CALHOUN...CLAY...SOUTHWESTERN GILMER... NORTHEASTERN KANAWHA AND NORTH CENTRAL NICHOLAS COUNTIES HAS EXPIRED... THE STORMS THAT PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS AND NO LONGER POSE A SEVERE WEATHER THREAT...THUS THE SEVERE THUNDERSTORM WARNING HAS BEEN ALLOWED TO EXPIRE. HOWEVER...THESE STORMS IN THE AREA MAY PRODUCE GUSTY WINDS AND PEA SIZE HAIL. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT THURSDAY EVENING FOR CENTRAL KENTUCKY AND SOUTHEAST OHIO AND CENTRAL WEST VIRGINIA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 200 AM EDT FRIDAY MORNING FOR CENTRAL KENTUCKY AND CENTRAL VIRGINIA AND CENTRAL WEST VIRGINIA. PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY. LAT...LON 3835 8055 3845 8131 3883 8125 3874 8050 TIME...MOT...LOC 0044Z 279DEG 43KT 3857 8110 $$ 12
The office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 26, 8:55 PM EDT | Special Weather Statement | RLX | Calhoun, Jackson, Mason | 35 min |
| Jul 26, 9:31 PM EDT | Special Weather Statement | RLX | Braxton, Calhoun, Clay, Kanawha, Putnam, Roane | 29 min |
| Jul 26, 10:39 PM EDT | Special Weather Statement | RLX | Nicholas | 36 min |
| Jul 27, 11:27 AM EDT | Flash Flood Watch | RLX | Barbour, Boone, Braxton, Cabell, Calhoun, Clay and 19 more | 14 hr |
| Jul 27, 12:46 PM EDT | Special Weather Statement | RLX | Wyoming | 29 min |
| Jul 27, 1:12 PM EDT | Special Weather Statement | RLX | Wyoming | 33 min |
Nearby
Severe Thunderstorm Warnings in West Virginia, 2012Every severe thunderstorm warning in 2012
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.