An isolated severe thunderstorm developed over Indiana county.
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.
An isolated severe thunderstorm developed over Indiana county.
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 Aug 3, 1:08 PM EST, 1 hour 18 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 208 PM EDT FRI AUG 3 2007 .SYNOPSIS... A WEAK COLD FRONT WILL TRIGGER SCATTERED THUNDERSTORMS AS IT PUSHES SOUTHEAST ACROSS THE UPPER OHIO VALLEY LATE THIS AFTERNOON AND INTO NORTHERN WEST VIRGINIA TONIGHT. SURFACE HIGH PRESSURE WILL BUILD INTO THE GREAT LAKES AND BRING DRY WEATHER FOR SATURDAY. THE FRONT WILL RETURN NORTHWARD AS A WARM FRONT ON SUNDAY AND WILL BRING ANOTHER CHANCE OF THUNDERSTORMS. && .NEAR TERM /THROUGH SATURDAY/... THE WEAK COLD FRONT OVER NORTHWEST OHIO WILL CONTINUE TO PUSH SOUTHEAST ACROSS THE FORECAST AREA LATER THIS AFTERNOON AND TONIGHT. WILL KEEP CHANCE POPS FOR THUNDERSTORMS ALL ZONES FOR THE AFTERNOON LOWERING TO SLIGHT CHANCE DURING THE EVENING. STRONG SURFACE HEATING AND AMPLE LOW LEVEL MOISTURE WILL PROVIDE ENOUGH BUOYANCY FOR SOME HEALTHY STORMS THIS AFTERNOON...BUT STILL APPEARS THAT BEST DYNAMICS FOR SEVERE STORMS WILL REMAIN FURTHER NORTHEAST OVER NEW ENGLAND. THE FRONTAL BOUNDARY IS EXPECTED TO STALL SOMEWHERE OVER CENTRAL WEST VIRGINIA BY SATURDAY EVENING. SURFACE HIGH WILL SLIDE ACROSS THE GREAT LAKES AND THERE SHOULD BE ENOUGH OF A CAP TO STIFLE CONVECTION ON SATURDAY. HIGH ON SATURDAY WILL STILL REMAIN ABOVE NORMAL...FROM MID 80S TO AROUND 90. && .SHORT TERM /SATURDAY NIGHT THROUGH SUNDAY NIGHT/... A CHANCE OF SHOWERS AND THUNDERSTORMS WILL RETURN LATE SATURDAY NIGHT AND SUNDAY AS THE FRONTAL BOUNDARY RETURNS NORTHWARD AS A WARM FRONT AND A SHORTWAVE SLIDES ACROSS THE REGION. TEMPERATURES WILL REMAIN ABOVE NORMAL. && .LONG TERM /MONDAY THROUGH THURSDAY/... TEMPERATURES REMAIN ABOVE NORMAL IN SOUTHWEST LOW LEVEL FLOW. VERY MOIST LOW LEVELS WITH DEWPOINTS AROUND 70 AS HIGH PRESSURE REMAINS PARKED OFF THE MID ATLANTIC COAST. NEARLY ZONAL FLOW AT MID LEVELS SO EXPECT UNSETTLED WEATHER AS SHORT WAVES MOVE THROUGH. IT WILL REMAIN HOT AND HUMID IN THE LONG TERM PORTION OF THIS FORECAST. && .AVIATION /18Z FRIDAY THROUGH WEDNESDAY/... THE WEAK COLD FRONT OVER NORTHWEST OHIO WILL CONTINUE TO PUSH SOUTHEAST ACROSS THE UPPER OHIO VALLEY LATER THIS AFTERNOON AND INTO WEST VIRGINIA TONIGHT. CONDITIONS COULD BRIEFLY LOWER TO IFR IN SCATTERED THUNDERSTORMS AHEAD OF AND ALONG THIS FRONT THROUGH EARLY EVENING. OUTSIDE OF CONVECTION EXPECT MAINLY VFR WEATHER WITH SCATTERED CLOUDS AROUND 4000 FEET. AREAS OF HAZE WILL REDUCE VISIBILITY TO MVFR AT TIMES THROUGH EARLY EVENING...AND PATCHY FOG WILL LOWER VISIBILITY TO IFR IN SPOTS LATE TONIGHT. VFR CONDITIONS ARE EXPECTED ON SATURDAY AS HIGH PRESSURE BUILDS IN. SCATTERED THUNDERSTORMS ARE EXPECTED THROUGH THE EXTENDED PERIOD AS A FRONTAL BOUNDARY PUSHES NORTHWARD INTO THE REGION AND LOW LEVEL MOISTURE REMAINS IN PLACE. IFR CONDITIONS ARE POSSIBLE IN STORMS. && .PBZ WATCHES/WARNINGS/ADVISORIES... MD...NONE. OH...NONE. PA...NONE. WV...NONE. && 66
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PITTSBURGH PA 505 AM EDT FRI AUG 3 2007 MDZ001-OHZ039>041-048>050-057>059-068-069-PAZ007>009-013>016-020>023- 029>032-WVZ001>004-012-021>023-041-040915- GARRETT-TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON- JEFFERSON OH-MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-MERCER-VENANGO- FOREST-LAWRENCE-BUTLER-CLARION-JEFFERSON PA-BEAVER-ALLEGHENY- ARMSTRONG-INDIANA-WASHINGTON-WESTMORELAND-GREENE-FAYETTE-HANCOCK- BROOKE-OHIO-MARSHALL-WETZEL-MARION-MONONGALIA-PRESTON-TUCKER- 505 AM EDT FRI AUG 3 2007 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...TODAY AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 200 PM EDT FRI AUG 3 2007 PAZ016-031900- JEFFERSON PA- 200 PM EDT FRI AUG 3 2007 ...THUNDERSTORMS... AREA OF STRONG THUNDERSTORMS CONTINUES TO MOVE OVER SOUTHERN JEFFERSON COUNTY... AT 153 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR IN PITTSBURGH INDICATED STRONG THUNDERSTORMS OVER DORA...MOVING EAST AT 10 MPH. THESE STORMS WILL CONTAIN VERY HEAVY DOWNPOURS...HAIL AND FREQUENT CLOUD TO GROUND LIGHTNING STRIKES. WIND GUSTS TO 35 MPH ARE POSSIBLE AS WELL. SINCE THESE STORMS HAVE BEEN MOVING SO SLOWLY...THEY ARE DUMPING A LARGE AMOUNT OF RAIN OVER THE SAME AREAS. THIS WILL LIKELY LEAD TO PONDING OF WATER IN LOW LYING AREAS. ALSO KEEP A CLOSE EYE ON NEARBY STREAMS AS RAPID RISES ARE POSSIBLE. SOME LOCATIONS THAT WILL BE IMPACTED BY THESE STORMS INCLUDE... DORA AND PUNXSUTAWNEY 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 216 PM EDT FRI AUG 3 2007 PAZ023-031900- INDIANA PA- 216 PM EDT FRI AUG 3 2007 ...THUNDERSTORMS... THUNDERSTORMS TO MOVE THROUGH THE FOLLOWING COUNTY... INDIANA... AT 213 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR IN PITTSBURGH INDICATED STRONG THUNDERSTORMS 3 MILES EAST OF SMICKSBURG...MOVING EAST AT 15 MPH. THESE STORMS WILL CONTAIN VERY HEAVY DOWNPOURS...HAIL AND FREQUENT CLOUD TO GROUND LIGHTNING STRIKES. WIND GUSTS TO 35 MPH ARE POSSIBLE AS WELL. SINCE THESE STORMS HAVE BEEN MOVING SO SLOWLY...THEY ARE DUMPING A LARGE AMOUNT OF RAIN OVER THE SAME AREAS. THIS WILL LIKELY LEAD TO PONDING OF WATER IN LOW LYING AREAS. SOME LOCATIONS THAT WILL BE IMPACTED BY THESE STORMS INCLUDE... CLYMER...MARION CENTER...PLUMVILLE AND SMICKSBURG 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 219 PM EDT FRI AUG 3 2007 WVZ004-031915- MARSHALL WV- 219 PM EDT FRI AUG 3 2007 ...THUNDERSTORMS... A LINE OF STRONG...SLOW MOVING THUNDERSTORMS DEVELOPING OVER SOUTHERN MARSHALL COUNTY... AT 213 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR IN PITTSBURGH INDICATED STRONG THUNDERSTORMS 2 MILES WEST OF CAMERON...MOVING EAST AT 10 MPH. THESE STORMS WILL PRODUCE VERY HEAVY DOWNPOURS...HAIL AND FREQUENT CLOUD TO GROUND LIGHTNING. WIND GUSTS TO 35 MPH ARE POSSIBLE AS WELL. SOME LOCATIONS THAT WILL BE IMPACTED BY THESE STORMS INCLUDE... CAMERON...GLEN EASTON AND LONE OAK 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 257 PM EDT FRI AUG 3 2007 PAZ023-031915- INDIANA PA- 257 PM EDT FRI AUG 3 2007 ...THUNDERSTORMS... THUNDERSTORMS TO MOVE THROUGH THE FOLLOWING COUNTY... INDIANA... AT 252 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR IN PITTSBURGH INDICATED STRONG THUNDERSTORMS OVER SMITHPORT...OR ABOUT 4 MILES WEST OF GLEN CAMPBELL...MOVING EAST AT 10 MPH. THESE STORMS WILL PRODUCE VERY HEAVY DOWNPOURS...HAIL AND FREQUENT CLOUD TO GROUND LIGHTNING. WIND GUSTS TO 35 MPH ARE POSSIBLE AS WELL. SOME LOCATIONS THAT WILL BE IMPACTED BY THESE STORMS INCLUDE... ARCADIA...CANOE RIDGE...CUSH CREEK...CUSH CUSHION CROSSING... DECKERS POINT...EAST RUN...FLEMING SUMMIT...JOHNSONBURG...FLORA... GIPSY...GORMAN SUMMIT...HILLSDALE...HOOVERHURST...JUNEAU... LOCHVALE...LOCUST...LOGAN...NASHVILLE...PURCHASE LINE...ROCHESTER MILLS...ROSSITER...SMITHPORT...SPRUCE AND WILGUS 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 305 PM EDT FRI AUG 3 2007 PAZ029-WVZ003-032000- OHIO WV-WASHINGTON PA- 305 PM EDT FRI AUG 3 2007 ...THUNDERSTORMS... THUNDERSTORMS TO MOVE THROUGH THE FOLLOWING COUNTIES... WASHINGTON AND OHIO... AT 302 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR IN PITTSBURGH INDICATED STRONG THUNDERSTORMS OVER VALLEY GROVE...MOVING EAST AT 10 MPH. THESE STORMS WILL PRODUCE VERY HEAVY DOWNPOURS...HAIL AND FREQUENT CLOUD TO GROUND LIGHTNING. WIND GUSTS TO 35 MPH ARE POSSIBLE AS WELL. SOME LOCATIONS THAT WILL BE IMPACTED BY THESE STORMS INCLUDE... CLAYSVILLE...WASHINGTON...TRIADELPHIA...VALLEY GROVE AND WEST LIBERTY 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 317 PM EDT FRI AUG 3 2007 PAZ023-032015- INDIANA PA- 317 PM EDT FRI AUG 3 2007 ...THUNDERSTORMS... THUNDERSTORMS TO MOVE THROUGH THE FOLLOWING COUNTY... INDIANA... AT 314 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR IN PITTSBURGH INDICATED STRONG THUNDERSTORMS OVER MARION CENTER...MOVING EAST AT 10 MPH. THESE STORMS WILL PRODUCE VERY HEAVY DOWNPOURS...HAIL AND FREQUENT CLOUD TO GROUND LIGHTNING. WIND GUSTS TO 35 MPH ARE POSSIBLE AS WELL. SOME LOCATIONS THAT WILL BE IMPACTED BY THESE STORMS INCLUDE... CLYMER AND MARION CENTER 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 State College radar (KCCX), 89 km away, was scanning. The volume nearest the first event began at 19:25 UTC.
1 hail. Local standard time, as filed.
The Public reported marble to dime sized hail at convenience store along state route 403 just south of Marion Center.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Pennsylvania in 2007Every state in 2007This day in weather historyWarnings in Pennsylvania, August 2007
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: 48220.