Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 192, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Jul 6, 1994, 4:32 PM EDT for Crawford County, Pennsylvania. It was in force for 58 min.
The area
The counties it named.
The facts
- Issued
- Jul 6, 1994, 4:32 PM EDT (20:32 UTC)
- Expired
- Jul 6, 1994, 5:30 PM EDT
- In force
- 58 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Crawford County, PA
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 8.5 hours before the alert went out and 142 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
- 2419 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 793 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 50 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KERI 062034 SVRERI PAC039-062130- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ERIE PA 432 PM EDT WED JUL 6 1994 THE NATIONAL WEATHER SERVICE IN ERIE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 530 PM EDT FOR THE FOLLOWING LOCATION... IN NORTHWEST PENNSYLVANIA ...CRAWFORD COUNTY AT 430 PM EDT ERIE WEATHER RADAR AND DOPPLER RADAR IN CLEVELAND SHOWED A SEVERE THUNDERSTORM OVER SOUTHEAST ASHTABULA COUNTY OHIO. THIS STORM WAS MOVING TO THE EAST AT 20 MILES PER HOUR AND WILL BE MOVING THROUGH SOUTHERN CRAWFORD COUNTY DURING THE NEXT 45 MINUTES. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAI>L...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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, Jul 6, 2:39 PM EDT, 1 hour 53 minutes before
OHZ001>009-015>019-051935- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 239 PM EDT TUE JUL 5 1994 A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF NORTHWESTERN OHIO UNTIL 8 PM EDT. SOME CITIES IN THE WATCH AREA INCLUDE TOLEDO AND DEFIANCE. AT 239 PM EDT CLEVELAND DOPPLER RADAR INDICATED NO PRECIPITATION IN THE WATCH AREA. HOWEVER...SCATTERED THUNDERSTORMS WERE LOCATED OVER SOUTHERN OHIO. THE STORMS WAS MOVING TO THE NORTHWEST AT 15 MILES AN HOUR. THE AIRMASS ACROSS NORTHWEST OHIO IS VERY MOIST AND UNSTABLE...AND THERE IS A GOOD CHANCE THAT SEVERE THUNDERSTORMS COULD DEVELOP ACROSS THE WATCH AREA THIS AFTERNOON AND EVENING. PEOPLE IN AND CLOSE TO THE WATCH AREA SHOULD KEEP UP TO DATE ON THE LATEST WEATHER INFORMATION...AND BE PREPARED TO MOVE TO SAFETY SHOULD THREATENING WEATHER APPROACH OR A WARNING BE ISSUED. HOVIS
Special weather statement, Jul 6, 4:18 PM EDT, 14 minutes before
OHZ014-062115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 419 PM EDT WED JUL 6 1994 STRONG THUNDERSTORMS HAVE DEVELOPED IN SOUTHERN ASHTABULA COUNTY. AT 419 PM EDT CLEVELAND DOPPLER RADAR INDICATED A LINE OF STRONG THUNDERSTORMS FROM WEST OF ORWELL TO ANDOVER. THE STORMS WERE MOVING EAST-NORTHEAST AT 20 MILES AN HOUR. THESE STORMS ARE CAPABLE OF PRODUCING HAIL...GUSTY WINDS AND VERY HEAVY RAINFALL. PEOPLE IN THIS \AREA SHOULD REMAIN ALERT AND BE PREPARED TO MOVE TO SHELTER SHOULD THREATENING WEATHER APPROACH. HOVIS
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 3:39 PM EDT | Severe Thunderstorm Warning | CLE | McKean | 66 min |
| Jul 6, 3:44 PM EDT | Severe Thunderstorm Warning | CLE | Venango | 61 min |
| Jul 6, 4:10 PM EDT | Flash Flood Warning | CLE | McKean, Potter | 2 hr |
| Jul 6, 4:53 PM EDT | Severe Thunderstorm Warning | CLE | Warren | 67 min |
| Jul 6, 5:24 PM EDT | Severe Thunderstorm Warning | CLE | Forest, Venango | 66 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.