Isolated severe thunderstorms developed across northern West Virginia ahead of a cold front moving across the Ohio Valley.
Every event with a place to put it. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS PBZ wrote it up.
Isolated severe thunderstorms developed across northern West Virginia ahead of a cold front moving across the Ohio Valley.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Pittsburgh, PA wrote its last area forecast discussion before the first event at May 2, 6:03 PM EST, 12 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 703 PM EDT SUN MAY 2 2010 .SYNOPSIS... A SLOW MOVING COLD FRONT WILL CONTINUE TO BRING SHOWERS TO THE AREA INTO EARLY MONDAY. THUNDERSTORMS ARE POSSIBLE, BUT MOST OF THE ACTIVITY WILL BE OVER SOUTHEASTERN PORTIONS OF THE AREA. POST FRONTAL SHOWERS MAY LINGER INTO MONDAY NIGHT OR TUESDAY. && .NEAR TERM /THROUGH MONDAY/... HAVE REMOVED MENTION OF THUNDER ACROSS MOST OF THE REGION THIS EVENING WITH THE EXCEPTION OF THE SE WHERE CONVECTION HAS DEVELOPED IN THE MORE UNSTABLE AIR. HAVE DECIDED TO GO WITH A MENTION OF ISO TRW WITH FRONTAL PASSAGE LATER TONIGHT. WILL LEAVE WATCH AS IS, BUT THIS MAY NEED TO BE REVISITED LATER AS CURRENT RAINFALL RATES ARE NOT IMPRESSIVE. EXPECT ACTIVITY TO DIMINISH LATE TONIGHT. FORECASTED TEMPERATURES USING BLEND OF CURRENT TEMPERATURES AND RECENT RUC AND SREF MODEL OUTPUT. && .SHORT TERM /MONDAY NIGHT THROUGH WEDNESDAY/... BLEND OF RECENT SREF MODEL OUTPUT SHOWS AN ENSUING UPPER LEVEL TROUGH MOVING THROUGH THE GREAT LAKES AND UPPER OHIO VALLEY MONDAY NIGHT WHICH MAY RESULT IN SHOWERS. ENSUING HIGH PRESSURE FROM THE MISSISSIPPI VALLEY WILL BRING DRY CONDITIONS TUESDAY AND WEDNESDAY. FORECASTED TEMPERATURES TO BE SLIGHTLY WARMER THAN NORMAL BUT CLOSER TO NAM MOS AND SREF MODEL VALUES THAN EVEN WARMER GFS MOS VALUES. && .LONG TERM /WEDNESDAY NIGHT THROUGH SUNDAY/... A COLD FRONT IS PROGGED TO PUSH INTO THE UPPER OHIO VALLEY THURSDAY AND THEN STALL ACROSS THE REGION FRIDAY AS A SURFACE LOW RIDES ALONG THE FRONT. THIS SYSTEM WILL BRING SCATTERED SHOWERS AND STORMS THURSDAY AND FRIDAY. THE FRONT IS FORECAST TO MOVE EAST OF OUR REGION SATURDAY BRINGING AN END TO THE PRECIPITATION FOR MOST LOCATIONS BY SATURDAY NIGHT. HIGH PRESSURE WILL BUILD IN SUNDAY WITH DRIER AND COOLER AIR. TEMPERATURES ARE FORECAST TO REMAIN ABOVE NORMAL THROUGH FRIDAY NIGHT AND THEN DROP TO 5 TO 10 DEGREES BELOW NORMAL FOR SATURDAY AND SUNDAY. && .AVIATION /23Z SUNDAY THROUGH FRIDAY/... MOIST SOUTHERLY FLOW AHEAD OF A SLOW MOVING COLD FRONT WILL CONTINUE TO FEED CONVECTION THROUGH LATE TONIGHT AS MAINLY RAIN SHOWERS WITH LITTLE RISK OF THUNDER EXCEPT IN THE SOUTH. EXPECT PREDOMINATELY MVFR CEILINGS AND VISIBILITIES AT MOST TERMINAL LOCATIONS THROUGH MONDAY MORNING WITH CONDITIONS OCCASIONALLY LOWERING TO IFR IN HEAVIER RAIN SHOWERS. THERE IS A RISK OF WIDELY SCATTERED THUNDERSTORMS WITH THE COLD FRONTAL PASSAGE AFTER MIDNIGHT. SOUTHERLY SURFACE WINDS WILL GUST TO 25 KTS AT TIMES THROUGH TONIGHT WITH HIGHER GUSTS POSSIBLE IN THUNDERSTORMS. THE FRONTAL BOUNDARY WILL CROSS THE AREA MONDAY MORNING WITH SHOWERS DIMINISHING BY 12Z TO 15Z. IMPROVEMENT TO VFR IS EXPECTED DURING MONDAY AFTERNOON. HIGH PRESSURE WILL BUILD INTO THE UPPER OH VALLEY REGION TUESDAY AND WEDNESDAY WITH VFR CONDITIONS EXPECTED. SCATTERED SHOWERS AND THUNDERSTORMS AND THE POTENTIAL FOR MVFR/IFR RESTRICTIONS WILL RETURN FOR THURSDAY AND FRIDAY WHEN A FRONTAL BOUNDARY ENTERS AND STALLS ACROSS THE REGION. && .PBZ WATCHES/WARNINGS/ADVISORIES... MD...NONE. OH...FLASH FLOOD WATCH UNTIL 6 AM EDT MONDAY FOR OHZ057>059-068-069. PA...NONE. WV...FLASH FLOOD WATCH UNTIL 6 AM EDT MONDAY FOR WVZ003-004-012. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PITTSBURGH PA 233 PM EDT SUN MAY 2 2010 MDZ001-OHZ039>041-048>050-PAZ007>009-013>016-020>023-029>032-WVZ001- 002-021>023-041-031845- GARRETT-TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON- JEFFERSON OH-MERCER-VENANGO-FOREST-LAWRENCE-BUTLER-CLARION- JEFFERSON PA-BEAVER-ALLEGHENY-ARMSTRONG-INDIANA-WASHINGTON- WESTMORELAND-GREENE-FAYETTE-HANCOCK-BROOKE-MARION-MONONGALIA-PRESTON- TUCKER- 233 PM EDT SUN MAY 2 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MARYLAND...EAST CENTRAL OHIO...NORTHWEST PENNSYLVANIA...SOUTHWEST PENNSYLVANIA...WEST CENTRAL PENNSYLVANIA...NORTHERN WEST VIRGINIA AND NORTHERN PANHANDLE OF WEST VIRGINIA. .DAY ONE...THIS AFTERNOON AND TONIGHT. THERE IS A SLIGHT RISK OF HEAVY RAINFALL CAUSING LOCALIZED FLOODING THIS AFTERNOON AND EARLY TONIGHT. THERE IS ALSO A SLIGHT RISK OF SEVERE THUNDERSTORMS DEVELOPING THROUGH THIS EVENING. THE PRIMARY SEVERE THREAT WILL BE DAMAGING WIND. A SECONDARY THREAT WILL BE LARGE HAIL. THERE IS ALSO SOME POTENTIAL FOR TORNADO DEVELOPMENT. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. OHZ057>059-068-069-WVZ003-004-012-031845- MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-OHIO-MARSHALL-WETZEL- 233 PM EDT SUN MAY 2 2010 ...FLASH FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT... THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL OHIO...NORTHERN WEST VIRGINIA AND NORTHERN PANHANDLE OF WEST VIRGINIA. .DAY ONE...THIS AFTERNOON AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. FLASH FLOOD WATCH. THERE IS ALSO A SLIGHT RISK OF SEVERE THUNDERSTORMS DEVELOPING THROUGH THIS EVENING. THE PRIMARY SEVERE THREAT WILL BE DAMAGING WIND. A SECONDARY THREAT WILL BE LARGE HAIL. THERE IS ALSO SOME POTENTIAL FOR TORNADO DEVELOPMENT. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 140 PM EDT SUN MAY 2 2010 MDZ001-OHZ039-040-048>050-057>059-068-069-PAZ020-021-029>032- WVZ001>004-012-021>023-021830- ALLEGHENY PA-BEAVER PA-BELMONT OH-BROOKE WV-CARROLL OH-COSHOCTON OH-FAYETTE PA-GARRETT MD-GREENE PA-GUERNSEY OH-HANCOCK WV-HARRISON OH-JEFFERSON OH-MARION WV-MARSHALL WV-MONONGALIA WV-MONROE OH-MUSKINGUM OH-NOBLE OH-OHIO WV-PRESTON WV-TUSCARAWAS OH-WASHINGTON PA-WESTMORELAND PA-WETZEL WV- 140 PM EDT SUN MAY 2 2010 ...HEAVY RAIN AND THUNDERSTORMS THIS AFTERNOON AND EVENING... LIGHT TO MODERATE RAIN WAS STREAMING FROM SOUTHWEST TO NORTHEAST FROM SOUTHEASTERN OHIO ACROSS NORTHERN WEST VIRGINIA AND INTO SOUTHWEST PENNSYLVANIA. THIS AREA OF RAIN WILL CONTINUE THROUGH THE AFTERNOON AND WILL LIKELY INTENSIFY. BY LATE AFTERNOON AND EARLY THIS EVENING...THUNDERSTORMS ARE POSSIBLE AS WELL. THESE STORMS WILL CONTAIN VERY HEAVY DOWNPOURS, FREQUENT LIGHTING AND POSSIBLY STRONG GUSTY WINDS. BE ALERT FOR WATER TO COLLECT RAPIDLY IN LOW LYING AREAS AND WATER TO RISE RAPIDLY IN SMALL STREAMS AND CREEKS. ANY THUNDERSTORMS THAT FORM COULD ALSO CONTAIN VERY STRONG WIND GUSTS. STAYED TUNED TO YOUR LOCAL TV AND RADIO AND NOAA WEATHER RADIO FOR FURTHER UPDATES THROUGH THE AFTERNOON. PLEASE REPORT ANY FLOODING...HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 246 PM EDT SUN MAY 2 2010 OHZ057>059-068-069-PAZ031-WVZ003-004-012-021-021945- BELMONT OH-GREENE PA-GUERNSEY OH-MARION WV-MARSHALL WV-MONROE OH-MUSKINGUM OH-NOBLE OH-OHIO WV-WETZEL WV- 246 PM EDT SUN MAY 2 2010 ...HEAVY RAIN AND POSSIBLE THUNDERSTORMS... HEAVIER RAIN AND POSSIBLY A THUNDERSTORM WILL BE MOVING INTO THE AREA BY 330 PM. BE ALERT FOR RAPIDLY RISING WATER IN LOW LYING AREAS AND ALONG STREAMS AND CREEKS. ANY THUNDERSTORM COULD ALSO PRODUCE STRONG GUSTY WINDS. PLEASE REPORT FLOODING...HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772. PRECAUTIONARY/PREPAREDNESS ACTIONS... HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS AS THEY MAY BE WASHED OUT. WATER LEVELS OF SMALL STREAMS AND CREEKS MAY ALSO RISE...THEREFORE SEEK HIGHER GROUND IF THREATENED BY FLOOD WATERS. &&
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 653 PM EDT SUN MAY 2 2010 WVZ021-022-022315- MARION WV-MONONGALIA WV- 653 PM EDT SUN MAY 2 2010 ...LINE OF THUNDERSTORMS... LINE THUNDERSTORMS TO MOVE THROUGH THE FOLLOWING COUNTIES...MARION AND MONONGALIA... AT 646 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR IN PITTSBURGH INDICATED STRONG THUNDERSTORMS OVER COLFAX...MOVING EAST AT 30 MPH. THESE STORMS WILL PRODUCE HEAVY DOWNPOURS AND HAIL. WIND GUSTS IN EXCESS OF 40 MPH ARE POSSIBLE. SOME LOCATIONS THAT WILL BE IMPACTED BY THESE STORMS INCLUDE... WINFIELD... VALLEY FALLS... RIVESVILLE... FAIRMONT... COLFAX... BARRACKVILLE... NEEL... BROWNS CHAPEL... DELLSLOW... KEEP AN EYE TO THE SKY AND MOVE TO A SAFE PLACE IF THUNDERSTORMS APPROACH. PLEASE REPORT HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 655 PM EDT SUN MAY 2 2010 WVZ023-041-022345- PRESTON WV-TUCKER WV- 655 PM EDT SUN MAY 2 2010 ...LINE OF THUNDERSTORMS... A LINE OF THUNDERSTORMS TO MOVE THROUGH THE FOLLOWING COUNTIES...TUCKER AND PRESTON... AT 650 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR IN PITTSBURGH INDICATED STRONG THUNDERSTORMS 6 MILES SOUTHWEST OF FELLOWSVILLE...MOVING EAST AT 35 MPH. THESE STORMS WILL PRODUCE HEAVY DOWNPOURS AND HAIL. WINDS IN EXCESS OF 50 MPH ARE POSSIBLE ESPECIALLY ALONG THE RIDGE TOPS. SOME LOCATIONS THAT WILL BE IMPACTED BY THESE STORMS INCLUDE... FELLOWSVILLE... NEWBURG... GLADESVILLE... HANNAHSVILLE... TUNNELTON... ROWLESBURG... KINGWOOD... CATHEDRAL STATE PARK... TERRA ALTA... CRANESVILLE... KEEP AN EYE TO THE SKY AND MOVE TO A SAFE PLACE IF THUNDERSTORMS APPROACH. PLEASE REPORT HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.
The Pittsburgh radar (KPBZ), 139 km away, was scanning. The volume nearest the first event began at 23:15 UTC.
2 thunderstorm wind. Local standard time, as filed.
Emergency management reported trees down in Rowlesburg.
Emergency management reported trees down in Kingwood.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in West Virginia in 2010Every state in 2010This day in weather historyWarnings in West Virginia, May 2010
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 221758, 221759.