A slow moving cold front produced scattered severe thunderstorms across eastern Ohio, northern West Virginia, and western Pennsylvania. A weak EF0 tornado touched down in Butler county Pennsylvania in a heavily wooded area with damage to trees.
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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.
A slow moving cold front produced scattered severe thunderstorms across eastern Ohio, northern West Virginia, and western Pennsylvania. A weak EF0 tornado touched down in Butler county Pennsylvania in a heavily wooded area with damage to trees.
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 Jul 22, 2:56 AM EST, 1 hour 19 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 356 AM EDT TUE JUL 22 2008 .SYNOPSIS... A SLOW MOVING COLD FORNT WILL BRINGSHOWERS AND THUNDERSTORMS INTO WEDNESDAY. HIGH PRESSURE WILL BRING DRIER AND COOLER CONDITIONS FOR THE LAST HALF OF THE WEEK. && .NEAR TERM /THROUGH TONIGHT/... CONVECTIVE COMPLEX WORKING EAST TOWARD SOUTHERHN CWA WITH WATCH IN EFFECT UNTIL 10 AM. SCATTERED SHOWERS AND THUNDERSTORMS TO DEVELOP ACROSS REMAINDER OF CWA DURING DAY AS UPPER TROF AND FRONT MOVE EAST. AS UPPER LOW FORMS AND PIVOTS INTO REGION TONIGHT WENT WITH LIKELY POPS. && .SHORT TERM /WEDNESDAY THROUGH THURSDAY/... UPPER LEVEL LOW WILL CROSS THE LOWER GREAT LAKES TUESDAY WEDNESDAY WITH ANOTHER ROUND OF SHOWRS AND STORMS. HIGH PRESSURE BUILDS INTO THE REGION THURSDAY FOR DRY AND SEASONABLY COOL CONDITIONS. && .LONG TERM /THURSDAY NIGHT THROUGH MONDAY/... HIGH PRESSURE WILL BRING DRY WEATHER AND COOLER TEMPERATURES THROUGH FRIDAY. ANOTHER SERIES OF VORTICITY MAXES ROTATE INTO THE EASTERN LONG WAVE POSITION OVER THE WEEKEND. MODELS IN FAIR AGREEMENT ON FRONTAL TIMING LATE SATURDAY WITH POSSIBILITY OF SECONDARY IMPULSE ON SUNDAY. PREVIOUS FORECAST MOSTLY UNCHANGED. && .AVIATION /08Z TUESDAY THROUGH SATURDAY/... ABUNDANT LOW LEVEL MOISTURE AND LIGHT WINDS WILL ALLOW AREAS OF IFR FOG AND STRATUS TO FORM EARLY THIS MORNING. CONDITIONS SHOULD IMPROVE TO VFR BY 15Z. SHORTWAVE TROUGHS WILL BRING ANOTHER ROUND OF THUNDERSTORMS LATER TODAY INTO TONIGHT. MVFR/IFR CONDITIONS AND GUSTY WINDS ARE POSSIBLE IN STORMS. DRIER CONDITIONS ARE EXPECTED FOR THE LATTER PART OF THE WEEK WITH PATCHY IFR CONDITIONS IN MORNING FOG WEDNESDAY AND THURSDAY. THE NEXT SYSTEM WILL APPROACH THE REGION SATURDAY WITH A CHANCE OF THUNDERSTORMS. && .PBZ WATCHES/WARNINGS/ADVISORIES... MD...NONE. OH...NONE. PA...NONE. WV...NONE. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PITTSBURGH PA 428 AM EDT TUE JUL 22 2008 OHZ039-040-048>050-057>059-068-069-PAZ029-031-032-WVZ001>004-012- 021>023-041-230830- TUSCARAWAS-CARROLL-COSHOCTON-HARRISON-JEFFERSON OH-MUSKINGUM- GUERNSEY-BELMONT-NOBLE-MONROE-WASHINGTON-GREENE-FAYETTE-HANCOCK- BROOKE-OHIO-MARSHALL-WETZEL-MARION-MONONGALIA-PRESTON-TUCKER- 428 AM EDT TUE JUL 22 2008 ...SEVERE THUNDERSTORM WATCH 723 IN EFFECT UNTIL 10 AM EDT THIS MORNING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL OHIO...SOUTHWEST PENNSYLVANIA...NORTHERN WEST VIRGINIA AND NORTHERN PANHANDLE OF WEST VIRGINIA. .DAY ONE...TODAY AND 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. A STALLED FRONTAL BOUNDARY WILL BE THE FOCUS FOR THUNDERSTORMS WHICH MAY BE SEVERE TODAY INTO TONIGHT. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY 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. MDZ001-OHZ041-PAZ007>009-013>016-020>023-030-230830- GARRETT-COLUMBIANA-MERCER-VENANGO-FOREST-LAWRENCE-BUTLER-CLARION- JEFFERSON PA-BEAVER-ALLEGHENY-ARMSTRONG-INDIANA-WESTMORELAND- 428 AM EDT TUE JUL 22 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MARYLAND...EAST CENTRAL OHIO...NORTHWEST PENNSYLVANIA...SOUTHWEST PENNSYLVANIA AND WEST CENTRAL PENNSYLVANIA. .DAY ONE...TODAY AND TONIGHT A STALLED FRONTAL BOUNDARY WILL BE THE FOCUS FOR THUNDERSTORMS WHICH MAY BE SEVERE TODAY INTO TONIGHT. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY 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 1133 PM EDT MON JUL 21 2008 MDZ001-WVZ023-041-220430- GARRETT MD-PRESTON WV-TUCKER WV- 1133 PM EDT MON JUL 21 2008 ...THUNDERSTORMS... THUNDERSTORMS TO MOVE THROUGH THE FOLLOWING COUNTIES... GARRETT...TUCKER AND PRESTON... AT 1129 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR IN PITTSBURGH INDICATED STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM CATHELDRAL STATE PARK TO PLEASANT RUN...MOVING EAST AT 28 MPH. THESE STORMS WILL BE CAPABLE OF PRODUCING WIND GUSTS TO 45 MPH...AND POSSIBLY SMALL HAIL. SOME LOCATIONS THAT WILL BE IMPACTED BY THESE STORMS INCLUDE... BRADSHAW...CRELLIN...FORT PENDLETON...GORMAN...GORTNER...KEARNEY... KEMPTON...KITZMILLER...LOCH LYNN HEIGHTS...MOUNTAIN LAKE PARK... REDHOUSE...SHALLMAR...STEYER...SUNNYSIDE AND AMBOY 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 413 AM EDT TUE JUL 22 2008 OHZ057>059-068-069-220915- BELMONT OH-GUERNSEY OH-MONROE OH-MUSKINGUM OH-NOBLE OH- 413 AM EDT TUE JUL 22 2008 ...STRONG THUNDERSTORMS TO MOVE THROUGH THE FOLLOWING COUNTIES...MONROE...NOBLE...MUSKINGUM...BELMONT AND GUERNSEY... AT 410 AM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR IN PITTSBURGH INDICATED STRONG THUNDERSTORMS 3 MILES SOUTH OF EAST FULTONHAM...MOVING EAST AT 40 MPH. THESE STORMS CONTAIN NEARLY CONTINUOUS LIGHTNING AND VERY HEAVY RAINFALL...AND MAY PRODUCE WIND GUSTS TO 40 MPH AND SMALL HAIL. SOME LOCATIONS THAT WILL BE IMPACTED BY THESE STORMS INCLUDE... ALLEDONIA...ANTIOCH...BARKCAMP STATE PARK...BARNESVILLE...BELLE VALLEY...BENWOOD...BETHESDA...BLUE ROCK STATE PARK...BRIDGEVILLE... BYESVILLE...CALDWELL...CAMERON...CANNELVILLE...CHANDLERSVILLE AND CLARINGTON 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. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 AM EDT TUESDAY MORNING FOR EAST CENTRAL OHIO AND SOUTHWEST PENNSYLVANIA AND NORTHERN WEST VIRGINIA.
The Pittsburgh radar (KPBZ), 137 km away, was scanning. The volume nearest the first event began at 09:14 UTC.
1 thunderstorm wind. Local standard time, as filed.
Law enforcement reported trees and power lines down east of Caldwell.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Ohio in 2008Every state in 2008This day in weather historyWarnings in Ohio, July 2008
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: 125405.