Alert archive / West Virginia / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 94, NWS Charleston, WV
NWS Charleston, WV issued this severe thunderstorm warning at Jul 1, 2012, 8:34 PM EDT for 13 counties in West Virginia; Washington County, Ohio. It was in force for 56 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 1, 2012, 8:34 PM EDT (00:34 UTC)
- Expired
- Jul 1, 2012, 9:30 PM EDT
- In force
- 56 min
- Issued by
- NWS Charleston, WV
- Area
- Storm-based polygon
Counties Washington County, OH, Braxton County, WV, Calhoun County, WV, Doddridge County, WV, Gilmer County, WV, Harrison County, WV, Lewis County, WV, Pleasants County, WV, Ritchie County, WV, Taylor County, WV, Tyler County, WV, Upshur County, WV, Wirt County, WV, Wood County, WV
The radar
The Pittsburgh radar (KPBZ), 133 km from the middle of the area, began a volume at 00:35 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 1, 8:50 PM EDT | TSTM WND DMG | Harrisville, WV | POWERPOLES DOWN... SOME SNAPPED... TREES DOWN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
Did it verify
Verified. The Iowa Environmental Mesonet's Cow matched one storm report to this severe thunderstorm warning; the first came 16 minutes after it went out.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
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 1, 4:32 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 00:00Z, 0.6 hours before the alert went out and 125 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
- 334 J/kg
- Mixed-layer CIN
- -71 J/kg
- Mixed-layer LCL
- 2439 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 12 m²/s²
- 0-3 km storm-relative helicity
- 139 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
020
WUUS51 KRLX 020034
SVRRLX
OHC167-WVC007-013-017-021-033-041-073-085-091-095-097-105-107-020130-
/O.NEW.KRLX.SV.W.0094.120702T0034Z-120702T0130Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
ISSUED BY NATIONAL WEATHER SERVICE PITTSBURGH PA
834 PM EDT SUN JUL 1 2012
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EXTREME NORTHEASTERN WASHINGTON COUNTY IN SOUTHEAST OHIO...
NORTHEASTERN BRAXTON COUNTY IN WEST VIRGINIA...
NORTHEASTERN CALHOUN COUNTY IN WEST VIRGINIA...
NORTHERN GILMER COUNTY IN WEST VIRGINIA...
NORTH CENTRAL UPSHUR COUNTY IN WEST VIRGINIA...
LEWIS COUNTY IN WEST VIRGINIA...
NORTHEASTERN WIRT COUNTY IN WEST VIRGINIA...
EAST CENTRAL WOOD COUNTY IN WEST VIRGINIA...
WEST CENTRAL TAYLOR COUNTY IN WEST VIRGINIA...
DODDRIDGE COUNTY IN WEST VIRGINIA...
HARRISON COUNTY IN WEST VIRGINIA...
EASTERN PLEASANTS COUNTY IN WEST VIRGINIA...
TYLER COUNTY IN WEST VIRGINIA...
RITCHIE COUNTY IN WEST VIRGINIA...
* UNTIL 930 PM EDT
* AT 831 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM 16 MILES WEST OF MIDDLEBOURNE TO 7 MILES NORTHWEST OF NORTH
BEND STATE PARK TO 18 MILES SOUTHWEST OF NORTH BEND STATE PARK...
MOVING SOUTHEAST AT 45 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
HARRISVILLE... MIDDLEBOURNE... WEST UNION...
GLENVILLE... WESTON... CLARKSBURG...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR
DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD TO GROUND
LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY
INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
PLEASE REPORT HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE. 1-877-633-6772...WHEN YOU CAN
DO SO SAFELY.
IN ADDITION TO DAMAGING WINDS...CONTINUOUS CLOUD TO GROUND LIGHTNING
IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY! LIGHTNING IS
ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN HEAR
THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT
SUNDAY EVENING FOR CENTRAL KENTUCKY AND SOUTHEAST OHIO AND CENTRAL
WEST VIRGINIA.
&&
LAT...LON 3956 8103 3957 8100 3955 8078 3949 8072
3944 8056 3948 8047 3944 8027 3940 8021
3940 8015 3908 8027 3880 8049 3909 8145
3938 8117 3958 8111 3958 8104
TIME...MOT...LOC 0032Z 297DEG 40KT 3949 8120 3926 8122
3903 8134
$$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 Jul 1, 8:01 PM EDT, 33 minutes earlier.
Area forecast discussion, Jul 1, 8:01 PM EDT, 33 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHARLESTON WV
ISSUED BY NATIONAL WEATHER SERVICE PITTSBURGH PA
801 PM EDT SUN JUL 1 2012
.SYNOPSIS...
NORTHWEST FLOW CONTINUES...WITH HEAT PREVAILING AND THUNDERSTORM
CHANCES PERSISTING THROUGH THE WEEK.
&&
.NEAR TERM /THROUGH MONDAY/...
FORECAST BROUGHT TO YOU BY RLX AT PBZ. THANKS TO PBZ FOR THE
ACCOMMODATIONS.
CONVECTIVE COMPLEX ALREADY UNDERWAY NORTHWEST OF CWA IN NORTHERN
ILLINOIS/INDIANA...AND LOOKS TO BE THE PROBLEM CHILD FOR THIS
EVENING AND TONIGHT. HIGHLY UNSTABLE ENVIRONMENT GIVING CAPE OVER
4000J/KG ACROSS MUCH OF THE AREA...ALTHOUGH MAY BE A LITTLE
INFLATED WITH NAM DEWPOINT BIASES. REGARDLESS...PLENTY OF
INSTABILITY TO BE FOUND...FOR PROPAGATING MCS TOWARDS THE MIDDLE
OHIO VALLEY AND CENTRAL APPALACHIANS. STEERING WINDS ARE ABOUT
HALF THEY WERE A COUPLE DAYS AGO...AND DO NOT EXPECT AS QUICK OF A
FORWARD MOTION. BEST CAPE IN HAIL GROWTH ZONE...SO COULD SEE HAIL
THREAT ALONG WITH ANOTHER WIND THREAT. WITH THE CONVECTION ALREADY
BEGUN NORTHWEST OF HERE...THINK IT IS ONLY A MATTER OF TIME
BEFORE THE NEXT ROUND OF WEATHER FOR OUR AREA. WILL TRY TO UPDATE
AS MUCH AS POSSIBLE.
ISSUED A HEAT ADVISORY FOR MUCH OF THE LOWLANDS MONDAY. NUMBERS
MAY NOT MAKE IT TO THE 100 NEEDED IN THE HEAT INDEX...BUT FIGURE
THAT WITH MANY PEOPLE IN THE AREA WITHOUT POWER...IT IS MORE THAN
JUSTIFIED AS WEST VIRGINIA AND OHIO TRY TO GET BACK ON THEIR FEET.
LEFT THE MOUNTAIN COUNTIES AND VIRGINIA COUNTIES OUT FOR NOW WITH
LOWER TEMPERATURES.
&&
.SHORT TERM /MONDAY NIGHT THROUGH WEDNESDAY/...
KEEPING THIS SHORT... HEAT CONTINUES ALTHOUGH MAYBE A COUPLE
NOTCHES BELOW NEAR TERM VALUES...WITH THUNDERSTORM CHANCES
CONTINUING IN THE PREVAILING NORTHWEST FLOW REGIME. CANNOT LEAVE
POPS OUT DURING THE OVERNIGHT IN GOOD FAITH GIVEN THE VOLATILE
PATTERN...BUT HIGHEST CHANCES WILL BE IN THE AFTERNOON AND EVENING
HOURS EACH DAY.
&&
.LONG TERM /WEDNESDAY NIGHT THROUGH SUNDAY/...
EXTENDED FORECAST FEATURES DIFFERENCES IN MODEL GUIDANCE THAT
LEADS TO DIFFERENCES IN TIMING AND PLACEMENT OF ANY PRECIPITATION.
ALL THINGS CONSIDERED...GOING WITH HPC GUIDANCE WHICH USES A BLEND
OF THE ECMWF AND GFS. CWA STAYS ON THE EASTERN PERIPHERY OF THE
RIDGE KEEPING THE HOT TEMPERATURES IN PLACE...BUT ALSO PROVIDES SEVERAL
DISTURBANCES KEEPING THE LOW CHC POPS IN PLACE.
&&
.AVIATION /00Z MONDAY THROUGH FRIDAY/...
IMPENDING CONVECTION IN THE TAFS WITH TEMPO TSRA AND WIND
GUSTS...IN SOME CASES ABOVE 45KTS. FIGURE THIS WILL BE IN PLACE
FOR A FEW MORE HOURS BEFORE CONVECTION WANES. CLEARING EXPECTED
LATE TONIGHT WHICH WOULD BRING ANY TERMINALS THAT RECEIVE RAIN TO
LIFR CONDITIONS QUICKLY. QUESTION WILL BE BKW AND SPLIT THE
DIFFERENCE WITH IFR VIS LATE.
MORE CUMULUS EARLY MONDAY...WITH CONVECTION IN THE AFTERNOON AND
EVENING.
FORECAST CONFIDENCE AND ALTERNATE SCENARIOS THROUGH 00Z TUESDAY...
FORECAST CONFIDENCE: MEDIUM.
ALTERNATE SCENARIOS: MAY NEED TO ADJUST CONVECTION TIMING.
FOG TIMING EVOLUTION COULD VARY.
EXPERIMENTAL TABLE OF FLIGHT CATEGORY OBJECTIVELY SHOWS CONSISTENCY
OF WFO FORECAST TO AVAILABLE MODEL INFORMATION:
H = HIGH: TAF CONSISTENT WITH ALL MODELS OR ALL BUT ONE MODEL.
M = MEDIUM: TAF HAS VARYING LEVEL OF CONSISTENCY WITH MODELS.
L = LOW: TAF INCONSISTENT WITH ALL MODELS OR ALL BUT ONE MODEL.
AFTER 00Z TUESDAY...
IFR POSSIBLE IN TSRA MONDAY AFTERNOON AND EVENING.
&&
.RLX WATCHES/WARNINGS/ADVISORIES...
WV...HEAT ADVISORY FROM NOON TO 7 PM EDT MONDAY FOR WVZ005>011-
013>019-024>029.
OH...HEAT ADVISORY FROM NOON TO 7 PM EDT MONDAY FOR OHZ066-067-075-
076-083>087.
KY...HEAT ADVISORY FROM NOON TO 7 PM EDT MONDAY FOR KYZ101>103-105.
VA...NONE.
&&
SYNOPSIS...26/TAX
NEAR TERM...26
SHORT TERM...26
LONG TERM...TAX
AVIATION...26Hazardous weather outlook, Jul 1, 5:11 PM EDT, 3 hours 23 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHARLESTON WV ISSUED BY NATIONAL WEATHER SERVICE PITTSBURGH PA 511 PM EDT SUN JUL 1 2012 VAZ003-004-WVZ030>040-046-047-022115- DICKENSON-BUCHANAN-LEWIS-HARRISON-TAYLOR-MCDOWELL-WYOMING-RALEIGH- FAYETTE-NICHOLAS-WEBSTER-UPSHUR-BARBOUR-POCAHONTAS-RANDOLPH- 511 PM EDT SUN JUL 1 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWEST VIRGINIA...CENTRAL WEST VIRGINIA...NORTHERN WEST VIRGINIA AND SOUTHERN WEST VIRGINIA. .DAY ONE...TONIGHT. THERE IS A SLIGHT RISK OF SEVERE WEATHER SUNDAY AND SUNDAY NIGHT. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. NO HAZARDOUS WEATHER IS EXPECTED. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. WVZ020-022115- DODDRIDGE- 511 PM EDT SUN JUL 1 2012 ...SEVERE THUNDERSTORM WATCH 446 IN EFFECT UNTIL 11 PM EDT THIS EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN WEST VIRGINIA. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. SEVERE THUNDERSTORM WATCH. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. NO HAZARDOUS WEATHER IS EXPECTED. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. OHZ066-067-075-076-083>085-WVZ008>011-016>019-027-029-022115- PERRY-MORGAN-ATHENS-WASHINGTON-JACKSON OH-VINTON-MEIGS-JACKSON WV- WOOD-PLEASANTS-TYLER-ROANE-WIRT-CALHOUN-RITCHIE-CLAY-GILMER- 511 PM EDT SUN JUL 1 2012 ...SEVERE THUNDERSTORM WATCH 446 IN EFFECT UNTIL 11 PM EDT THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM EDT MONDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST OHIO...CENTRAL WEST VIRGINIA AND NORTHERN WEST VIRGINIA. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. SEVERE THUNDERSTORM WATCH. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. HEAT ADVISORY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. KYZ101>103-105-OHZ087-WVZ005-006-013-024>026-022115- GREENUP-CARTER-BOYD-LAWRENCE KY-LAWRENCE OH-WAYNE-CABELL-LINCOLN- MINGO-LOGAN-BOONE- 511 PM EDT SUN JUL 1 2012 ...HEAT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM EDT MONDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST KENTUCKY...SOUTHEAST OHIO...SOUTHERN WEST VIRGINIA AND WESTERN WEST VIRGINIA. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. HEAT ADVISORY. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. HEAT ADVISORY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. OHZ086-WVZ007-014-015-022115- GALLIA-MASON-PUTNAM-KANAWHA- 511 PM EDT SUN JUL 1 2012 ...HEAT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING... ...SEVERE THUNDERSTORM WATCH 446 IN EFFECT UNTIL 11 PM EDT THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM EDT MONDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST OHIO...SOUTHERN WEST VIRGINIA AND WESTERN WEST VIRGINIA. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. HEAT ADVISORY. SEVERE THUNDERSTORM WATCH. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. HEAT ADVISORY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. WVZ028-022115- BRAXTON- 511 PM EDT SUN JUL 1 2012 ...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM EDT MONDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL WEST VIRGINIA. .DAY ONE...TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. HEAT ADVISORY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
In the hours before
Local storm report, Jul 1, 7:53 PM EDT, 41 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON WV
ISSUED BY NATIONAL WEATHER SERVICE PITTSBURGH PA
753 PM EDT SUN JUL 01 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0731 PM TSTM WND GST JUNCTION CITY 39.72N 82.30W
07/01/2012 M58 MPH PERRY OH AMATEUR RADIO
&&
EVENT NUMBER RLX1200001
WOODRUMThe office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 8:10 PM EDT | Severe Thunderstorm Warning | RLX | Cabell, Wayne | 65 min |
| Jul 1, 8:42 PM EDT | Severe Thunderstorm Warning | RLX | Wayne | 48 min |
| Jul 1, 8:55 PM EDT | Severe Thunderstorm Warning | RLX | Boone, Braxton, Calhoun, Clay, Fayette, Gilmer and 8 more | 65 min |
| Jul 1, 9:15 PM EDT | Severe Thunderstorm Warning | RLX | Boone, Cabell, Fayette, Kanawha, Lincoln, Logan and 5 more | 60 min |
| Jul 1, 9:24 PM EDT | Severe Thunderstorm Warning | RLX | Barbour, Braxton, Doddridge, Gilmer, Harrison, Lewis and 2 more | 41 min |
| Jul 1, 10:18 PM EDT | Severe Thunderstorm Warning | RLX | Boone, Logan, McDowell, Mingo, Wyoming | 42 min |
| Jul 1, 10:48 PM EDT | Severe Thunderstorm Warning | RLX | McDowell, Wyoming | 27 min |
| Jul 1, 10:56 PM EDT | Severe Thunderstorm Warning | RLX | McDowell, Raleigh, Wyoming | 19 min |
| Jul 1, 11:04 PM EDT | Severe Thunderstorm Warning | RLX | Fayette, Raleigh | 26 min |
| Jul 2, 3:46 PM EDT | Heat Advisory | RLX | Boone, Braxton, Cabell, Calhoun, Clay, Doddridge and 18 more | 27 hr |
Nearby
Severe Thunderstorm Warnings in West Virginia, 2012Severe Thunderstorm Warnings in Ohio, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.