1 flash flood, as filed by the National Weather Service.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. 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 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 24, 1:27 AM EST, 4 hours 23 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 227 AM EDT THU JUL 24 2003 SHOWERS AND THUNDERSTORMS ARE STILL ROTATING THROUGH THE AREA IN RESPONSE TO THE UPPER LEVEL TROUGH. THIS RAIN IS EXPECTED TO CONTINUE THROUGH THE DAY BEFORE THE TROUGH MOVES OUT. MODELS ARE FORECASTING THE TROUGH TO PULL NORTHEASTWARD BY TONIGHT BRINGING HIGH PRESSURE TO THE REGION. COLD UPPER LEVELS TEMPERATURES ASSOCIATED WITH THE TROUGH WILL LEAD TO AFTERNOON INSTABILITY... ESPECIALLY IF THE AREA RECEIVES ANY SUNSHINE. HIGH LOW LEVEL MOISTURE WILL PROVIDE AREAS OF DENSE FOG THROUGH SUNRISE ON FRIDAY. FCSTID = 66 PIT 75 57 80 61 / 40 10 10 10 HLG 75 57 80 62 / 40 10 10 10 MGW 76 58 81 62 / 40 10 10 10 ZZV 77 59 82 63 / 30 10 10 10 PHD 76 58 81 62 / 30 10 10 10 FKL 73 53 77 57 / 50 20 10 10 DUJ 72 52 76 56 / 50 20 10 10 LBE 76 56 81 61 / 40 10 10 10 BTP 75 55 79 60 / 50 20 10 10 IDI 74 54 78 59 / 50 20 10 10 ODM 73 53 78 55 / 30 20 10 10 .PBZ... MD...NONE. OH...FLOOD WATCH UNTIL 10 AM THIS MORNING FOR ZONES OHZ039>041...OHZ048>050...OHZ057>059...OHZ068>069. PA...FLOOD WATCH UNTIL 10 AM THIS MORNING FOR ZONES PAZ007>009...PAZ013>016...PAZ020>023...PAZ029>032. WV...FLOOD WATCH UNTIL 10 AM THIS MORNING FOR ZONES WVZ001>004...WVZ012...WVZ021>022. CAT
MDZ001-OHZ039>041-048>050-057>059-068-069-PAZ007>009-013>016-020>023- 029>032-WVZ001>004-012-021>023-041-241115- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PITTSBURGH PA 511 AM EDT THU JUL 24 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN PENNSYLVANIA EAST CENTRAL OHIO...NORTHERN WEST VIRGINIA AND GARRETT COUNTY MARYLAND. .DAY ONE...TODAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER CALL TO ACTION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED.
OHZ041-050-PAZ020-029-WVZ001>003-240800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 139 AM EDT THU JUL 24 2003 ..SHOWERS AND THUNDERSTORMS... SHOWERS AND THUNDERSTORMS WILL MOVE ACROSS THE AREA DURING THE EARLY MORNING HOURS. SOME OF THESE STORMS ARE CAPABLE OF RAINS OF UP TO ONE INCH IN A SHORT PERIOD OF TIME. EXPECT PONDING OF WATER ON ROADWAYS...AS WELL AS IN POOR DRAINAGE AND LOW LYING AREAS. MOTORISTS SHOULD EXERCISE CAUTION DUE TO POOR VISIBILITIES FROM RAIN AND FOG. THESE STORMS WILL ALSO PRODUCE FREQUENT LIGHTNING STRIKES...GUSTY WINDS AND POSSIBLY SOME HAIL. A FLOOD WATCH CONTINUES IN EFFECT TIL 10AM THURSDAY MORNING.
PAZ021-240800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 225 AM EDT THU JUL 24 2003 ..RAIN CONTINUES... SHOWERS AND POSSIBLY A FEW THUNDERSTORMS WILL CONTINUE ACROSS THE COUNTY THROUGH THE PREDAWN HOUR. SOME OF THESE STORMS ARE CAPABLE OF RAINS OF UP TO ONE INCH IN A SHORT PERIOD OF TIME...RESULTING IN RAPID RISES OF STREAMS THAT EXPERIENCED HEAVIER RAIN DURING WEDNESDAY. EXPECT PONDING OF WATER ON ROADWAYS...AS WELL AS IN POOR DRAINAGE AND LOW LYING AREAS. MOTORISTS SHOULD EXERCISE CAUTION DUE TO POOR VISIBILITIES FROM RAIN AND FOG. THESE STORMS MAY PRODUCE FREQUENT LIGHTNING STRIKES AND GUSTY WINDS. A FLOOD WATCH CONTINUES IN EFFECT TIL 10AM THURSDAY MORNING.
PAZ007-008-241200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 534 AM EDT THU JUL 24 2003 ...RAIN CONTINUES... SHOWERS AND THUNDERSTORMS WILL MOVE ACROSS THE AREA BEFORE SUNRISE. SOME STORMS MAY PRODUCE PERIODS OF HEAVY RAIN LOCALLY...WHICH MAY RESULT IN PONDING OF WATER ON ROADWAYS AND IN LOW LYING AREAS. VISIBILITIES AT TIMES MAY BE REDUCED AT TIMES DUE TO RAIN AND FOG...SO ALLOW EXTRA TIME FOR TRAVEL. IN ADDITION...SOME STORMS WILL BE ACCOMPANIED BY GUSTY WINDS AND FREQUENT CLOUD TO GROUND LIGHTNING STRIKES. A FLOOD WATCH REMAINS IN EFFECT TIL 10 AM THIS MORNING.
PAZ013>015-022-241245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 650 AM EDT THU JUL 24 2003 ...RAIN MOVING ACROSS THE REGION... RAIN SHOWERS AND SOME THUNDERSTORMS WILL MOVE ACROSS THE AREA DURING THE MORNING COMMUTE. AREAS MAINLY AFFECTED WILL BE NORTHERN LAWRENCE COUNTY...BUTLER COUNTY...SOUTHERN CLARION COUNTY AND NORTHERN ARMSTRONG COUNTY. SOME STORMS MAY PRODUCE PERIODS OF HEAVY RAIN LOCALLY...RESULTING IN PONDING OF WATER ON ROADWAYS AND IN LOW LYING AREAS. VISIBILITIES AT TIMES MAY BE REDUCED AT TIMES DUE TO RAIN AND FOG...SO ALLOW EXTRA TIME FOR TRAVEL. IN ADDITION...SOME STORMS WILL BE ACCOMPANIED BY GUSTY WINDS AND FREQUENT CLOUD TO GROUND LIGHTNING STRIKES. A FLOOD WATCH REMAINS IN EFFECT TIL 10 AM THIS MORNING.
The Pittsburgh radar (KPBZ), 86 km away, was scanning. The volume nearest the first event began at 10:51 UTC.
1 flash flood. Local standard time, as filed.
Routes 62 and 18 are flooded, and many roads leading into them are flooded.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Pennsylvania in 2003Every state in 2003This day in weather historyWarnings in Pennsylvania, July 2003
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: 5370166.