Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 115, NWS State College, PA
NWS State College, PA issued this severe thunderstorm warning at Aug 2, 1994, 3:48 PM EDT for Clinton County, Pennsylvania. It was in force for 57 min.
The area
The counties it named.
The facts
- Issued
- Aug 2, 1994, 3:48 PM EDT (19:48 UTC)
- Expired
- Aug 2, 1994, 4:45 PM EDT
- In force
- 57 min
- Issued by
- NWS State College, PA
- Area
- Whole counties
County Clinton County, PA
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 7.8 hours before the alert went out and 208 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
- 640 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 669 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- 56 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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.
In the hours before
Special weather statement, Aug 2, 2:01 PM EDT, 1 hour 47 minutes before
PAZ004>006-010>012-017>019-024>026-033>035-045-022100- SPECIAL WEATHER STATEMENT - CORRECTED FOR COUNTY REDEFINEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 201 PM EDT TUE AUG 2 1994 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 700 PM THIS TUESDAY AFTERNOON AND EVENING FOR MOST OF THE WESTERN HALF OF PENNSYLVANIA... ...A FLASH FLOOD WATCH IS ALSO IN EFFECT FOR MUCH OF WESTERN PENNSYLVANIA THROUGH 700 PM... WARM...UNSTABLE AIR OVER PENNSYLVANIA...COUPLED WITH AN APPROACHING FRONT FROM THE NORTHWEST...ARE PROVIDING THE INGREDIENTS FOR POSSIBLE SEVERE WEATHER THIS AFTERNOON AND EVENING ACROSS WESTERN PENNSYLVANIA. DOPPLER WEATHER SERVICE RADAR IN STATE COLLEGE IS SHOWING RAPIDLY DEVELOPING THUNDERSTORMS OVER WESTERN PENNSYLVANIA. SOME REPORTS OF HAIL HAVE ALREADY BEEN RECEIVED FROM EXTREME WESTERN PORTIONS OF THE STATE. THIS AFTERNOONS STORMS WILL BE SLOW MOVING...SO LOCALLY HEAVY DOWNPOURS ARE ALSO POSSIBLE WITH THESE STORMS AS WELL. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS A WATER COVERED ROADWAY...THE WATER MAY HAVE ERODED THE ROADBED MAKING IT UNSAFE FOR SAFE TRAVEL. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS. JUNG
Special weather statement, Aug 2, 2:02 PM EDT, 1 hour 46 minutes before
PAZ004>006-010>012-017>019-024>026-033>035-045-022100- SPECIAL WEATHER STATEMENT - CORRECTED FOR COUNTY REDEFINEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 201 PM EDT TUE AUG 2 1994 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 700 PM THIS TUESDAY AFTERNOON AND EVENING FOR MOST OF THE WESTERN HALF OF PENNSYLVANIA... ...A FLASH FLOOD WATCH IS ALSO IN EFFECT FOR MUCH OF WESTERN PENNSYLVANIA THROUGH 700 PM... WARM...UNSTABLE AIR OVER PENNSYLVANIA...COUPLED WITH AN APPROACHING FRONT FROM THE NORTHWEST...ARE PROVIDING THE INGREDIENTS FOR POSSIBLE SEVERE WEATHER THIS AFTERNOON AND EVENING ACROSS WESTERN PENNSYLVANIA. DOPPLER WEATHER SERVICE RADAR IN STATE COLLEGE IS SHOWING RAPIDLY DEVELOPING THUNDERSTORMS OVER WESTERN PENNSYLVANIA. SOME REPORTS OF HAIL HAVE ALREADY BEEN RECEIVED FROM EXTREME WESTERN PORTIONS OF THE STATE. THIS AFTERNOONS STORMS WILL BE SLOW MOVING...SO LOCALLY HEAVY DOWNPOURS ARE ALSO POSSIBLE WITH THESE STORMS AS WELL. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS A WATER COVERED ROADWAY...THE WATER MAY HAVE ERODED THE ROADBED MAKING IT UNSAFE FOR SAFE TRAVEL. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS. JUNG
Special weather statement, Aug 2, 2:52 PM EDT, 56 minutes before
PAZ004>006-010>012-017>019-024>026-033>035-045-022130- SPECIAL WEATHER STATEMENT - SEVERE THUNDERSTORM/FLASH FLOOD WATCH NATIONAL WEATHER SERVICE STATE COLLEGE PA 252 PM EDT TUE AUG 2 1994 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 700 PM THIS TUESDAY AFTERNOON AND EVENING FOR MOST OF THE WESTERN HALF OF PENNSYLVANIA... ...A FLASH FLOOD WATCH IS ALSO IN EFFECT FOR MUCH OF WESTERN PENNSYLVANIA THROUGH 700 PM... WARM...UNSTABLE AIR OVER PENNSYLVANIA...COUPLED WITH AN APPROACHING FRONT FROM THE NORTHWEST...ARE PROVIDING THE INGREDIENTS FOR POSSIBLE SEVERE WEATHER THIS AFTERNOON AND EVENING ACROSS WESTERN PENNSYLVANIA. AT 240 PM...DOPPLER WEATHER SERVICE RADAR IN STATE COLLEGE CONTINUED TO SHOW AN EXPANDING AREA OF SHOWERS AND THUNDERSTORMS IN WESTERN PENNSYLVANIA. THUNDERSTORMS WITH HEAVY RAIN WERE OVER CENTRAL TIOGA AND NORTHERN CLINTON COUNTIES. THE SHOWERS AND THUNDERSTORMS ARE MOVING TO THE EAST AT 15 TO 20 MPH. SHOWERS AND THUNDERSTORMS WILL ALSO MOVE INTO ELK COUNTY BY 330 PM. THIS AFTERNOONS STORMS WILL BE SLOW MOVING...SO LOCALLY HEAVY DOWNPOURS ARE ALSO POSSIBLE WITH THESE STORMS AS WELL. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS A WATER COVERED ROADWAY...THE WATER MAY HAVE ERODED THE ROADBED MAKING IT UNSAFE FOR SAFE TRAVEL. LISTEN TO NOAA WEATHER RADIO FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS. JUNG
Special weather statement, Aug 2, 2:54 PM EDT, 54 minutes before
PAZ004>006-010>012-017>019-024>026-033>035-045-022130- SPECIAL WEATHER STATEMENT - SEVERE THUNDERSTORM/FLASH FLOOD WATCH NATIONAL WEATHER SERVICE STATE COLLEGE PA 252 PM EDT TUE AUG 2 1994 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 700 PM THIS TUESDAY AFTERNOON AND EVENING FOR MOST OF THE WESTERN HALF OF PENNSYLVANIA... ...A FLASH FLOOD WATCH IS ALSO IN EFFECT FOR MUCH OF WESTERN PENNSYLVANIA THROUGH 700 PM... WARM...UNSTABLE AIR OVER PENNSYLVANIA...COUPLED WITH AN APPROACHING FRONT FROM THE NORTHWEST...ARE PROVIDING THE INGREDIENTS FOR POSSIBLE SEVERE WEATHER THIS AFTERNOON AND EVENING ACROSS WESTERN PENNSYLVANIA. AT 240 PM...DOPPLER WEATHER SERVICE RADAR IN STATE COLLEGE CONTINUED TO SHOW AN EXPANDING AREA OF SHOWERS AND THUNDERSTORMS IN WESTERN PENNSYLVANIA. THUNDERSTORMS WITH HEAVY RAIN WERE OVER CENTRAL TIOGA AND NORTHERN CLINTON COUNTIES. THE SHOWERS AND THUNDERSTORMS ARE MOVING TO THE EAST AT 15 TO 20 MPH. SHOWERS AND THUNDERSTORMS WILL ALSO MOVE INTO ELK COUNTY BY 330 PM. THIS AFTERNOONS STORMS WILL BE SLOW MOVING...SO LOCALLY HEAVY DOWNPOURS ARE ALSO POSSIBLE WITH THESE STORMS AS WELL. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TOx CROSS A WATER COVERED ROADWAY...THE WATER MAY HAVE ERODED THE ROADBED MAKING IT UNSAFE FOR SAFE TRAVEL. LISTEN TO NOAA WEATHER RADIO FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS. JUNG
Special weather statement, Aug 2, 3:35 PM EDT, 13 minutes before
PAZ004>006-010>012-017>019-024>028-033>036-045-022230- SPECIAL WEATHER STATEMENT - SEVERE THUNDERSTORM/FLASH FLOOD WATCH NATIONAL WEATHER SERVICE STATE COLLEGE PA 335 PM EDT TUE AUG 2 1994 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 700 PM THIS TUESDAY AFTERNOON AND EVENING FOR MOST OF THE WESTERN HALF OF PENNSYLVANIA... ...A FLASH FLOOD WATCH IS ALSO IN EFFECT FOR MUCH OF WESTERN PENNSYLVANIA THROUGH 700 PM... WARM...UNSTABLE AIR OVER PENNSYLVANIA...COUPLED WITH AN APPROACHING FRONT FROM THE NORTHWEST...ARE PROVIDING THE INGREDIENTS FOR POSSIBLE SEVERE WEATHER THIS AFTERNOON AND EVENING ACROSS WESTERN PENNSYLVANIA. AT 330 PM...DOPPLER WEATHER SERVICE RADAR IN STATE COLLEGE SHOWED SHOWERS AND THUNDERSTORMS APPROACHING THE CENTRAL AND NORTHERN MOUNTAINS REGIONS OF PENNSYLVANIA. THUNDERSTORMS WITH HEAVY RAIN WILL MOVE ACROSS SOUTHERN ELK COUNTY BETWEEN 330 AND 430 PM. HEAVY RAINS WILL ALSO MOVE INTO WESTERN CLEARFIELD COUNTY BY AROUND 400 PM. ELSEWHERE...SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER THE UPPER SUSQUEHANNA VALLEY DURING THE NEXT HOUR. THIS AFTERNOONS THUNDERSTORMS ARE SLOW MOVING...AND MAY CAUSE VERY HEAVY LOCALIZED RAINS. REMEMBER...MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS A WATER COVERED ROADWAY...THE WATER MAY HAVE ERODED THE ROADBED MAKING IT UNSAFE FOR SAFE TRAVEL. LISTEN TO NOAA WEATHER RADIO FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS. JUNG
Special weather statement, Aug 2, 3:37 PM EDT, 11 minutes before
PAZ004>006-010>012-017>019-024>028-033>036-045-022230- SPECIAL WEATHER STATEMENT - SEVERE THUNDERSTORM/FLASH FLOOD WATCH NATIONAL WEATHER SERVICE STATE COLLEGE PA 335 PM EDT TUE AUG 2 1994 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 700 PM THIS TUESDAY AFTERNOON AND EVENING FOR MOST OF THE WESTERN HALF OF PENNSYLVANIA... ...A FLASH FLOOD WATCH IS ALSO IN EFFECT FOR MUCH OF WESTERN PENNSYLVANIA THROUGH 700 PM... WARM...UNSTABLE AIR OVER PENNSYLVANIA...COUPLED WITH AN APPROACHING FRONT FROM THE NORTHWEST...ARE PROVIDING THE INGREDIENTS FOR POSSIBLE SEVERE WEATHER THIS AFTERNOON AND EVENING ACROSS WESTERN PENNSYLVANIA. AT 330 PM...DOPPLER WEATHER SERVICE RADAR IN STATE COLLEGE SHOWED SHOWERS AND THUNDERSTORMS APPROACHING THE CENTRAL AND NORTHERN MOUNTAINS REGIONS OF PENNSYLVANIA. THUNDERSTORMS WITH HEAVY RAIN WILL MOVE ACROSS SOUTHERN ELK COUNTY BETWEEN 330 AND 430 PM. HEAVY RAINS WILL ALSO MOVE INTO WESTERN CLEARFIELD COUNTY BY AROUND 400 PM. ELSEWHERE...SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER THE UPPER SUSQUEHANNA VALLEY DURING THE NEXT HOUR. THIS AFTERNOONS THUNDERSTORMS ARE SLOW MOVING...AND MAY CAUSE VERY HEAVY LOCALIZED RAINS. REMEMBER...MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS A WATER COVERED ROADWAY...THE WATER MAY HAVE ERODED THE ROADBED MAKING IT UNSAFE FOR SAFE TRAVEL. LISTEN TO NOAA WEATHER RADIO FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS. JUNG
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 3:39 PM EDT | Severe Thunderstorm Warning | CTP | Elk | 66 min |
| Aug 2, 3:51 PM EDT | Severe Thunderstorm Warning | CTP | Bradford | 69 min |
| Aug 2, 4:44 PM EDT | Flash Flood Warning | CTP | Centre, Clearfield | 2 hr |
| Aug 2, 4:54 PM EDT | Severe Thunderstorm Warning | CTP | Potter, Tioga | 66 min |
| Aug 2, 6:49 PM EDT | Flash Flood Warning | CTP | Blair | 116 min |
| Aug 2, 6:49 PM EDT | Flash Flood Warning | CTP | Somerset | 116 min |
| Aug 2, 7:08 PM EDT | Severe Thunderstorm Warning | CTP | Juniata, Mifflin, Snyder | 52 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 1994Every severe thunderstorm warning in 1994
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.