Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 202, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Aug 11, 1995, 9:52 AM EDT for Crawford County, Pennsylvania. It was in force for 68 min.
The area
The counties it named.
The facts
- Issued
- Aug 11, 1995, 9:52 AM EDT (13:52 UTC)
- Expired
- Aug 11, 1995, 11:00 AM EDT
- In force
- 68 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Crawford County, PA
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 1.9 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
- 1671 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 673 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 115 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 KCLE 111352 RRA SVRCLE PAC039-111500- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CLEVELAND OH 952 AM EDT FRI AUG 11 1995 THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1100 AM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN PENNSYLVANIA ...CRAWFORD COUNTY AT 950 AM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS ACROSS ERIE COUNTY. THESE STORMS WERE MOVING SOUTH AT 20 MPH...AND HAVE A HISTORY OF PRODUCING DAMAGING WINDS AND LARGE HAIL. TREES WERE REPORTED DOWN IN SEVERAL LOCATIONS IN ERIE COUNTY...AND DIME SIZED HAIL WAS REPORTED AT 940 AM SOUTHEAST OF THE CITY OF ERIE. IF THREATENING WEATHER APPROACHES GET TO A REINFORCED SHELTER AND PREPARE FOR STRONG... DAMAGING WINDS... LARGE HAIL... VERY HEAVY RAIN AND LIGHTNING. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE hOR NO ADVANCE WARNING. GERARD
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 11, 7:28 AM EDT, 2 hours 24 minutes before
OHZ010>014-020>023-030>033-038-047-PAZ001>003-121200- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE CLEVELAND OH 728 AM EDT FRI AUG 11 1995 SEVERE THUNDERSTORMS ARE POSSIBLE OVER NORTHEAST OHIO AND NORTHWEST PENNSYLVANIA TODAY AND TONIGHT. THE NATIONAL SEVERE STORMS FORECAST CENTER INDICATES THAT THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS NORTHWEST PENNSYLVANIA AND NORTHEAST OHIO TODAY AND TONIGHT. STRONG THUNDERSTORMS MOVING SOUTHEAST OUT OF ONTARIO MAY AFFECT NORTHWEST PENNSYLVANIA THIS MORNING. SCATTERED THUNDERSTORMS COULD THEN REDEVELOP ACROSS NORTHEAST OHIO AND NORTHWEST PENNSYLVANIA THIS AFTERNOON IN THE HEAT OF THE DAY...AND FINALLY CONDITIONS APPEAR FAVORABLE FOR THE POSSIBILITY OF A ROUND OF THUNDERSTORMS ACROSS THE REGION LATE TONIGHT. CONDITIONS ARE SUCH THAT SOME OF THESE STORMS COULD BE SEVERE...PRODUCING LARGE HAIL OR DAMAGING WINDS IN EXCESS OF 50 MPH. PEOPLE IN NORTHEAST OHIO AND NORTHWEST PENNSYLVANIA SHOULD KEEP AN EYE TO THE SKY AND LISTEN FOR LATER STATEMENTS CONCERNING THIS WEATHER SITUATION. GERARD
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 11, 8:43 AM EDT | Severe Thunderstorm Warning | CLE | Erie | 62 min |
| Aug 11, 9:12 AM EDT | Tornado Warning | CLE | Erie | 63 min |
| Aug 11, 10:00 AM EDT | Flash Flood Warning | CLE | Erie | 2 hr |
| Aug 11, 11:01 AM EDT | Severe Thunderstorm Warning | CLE | Crawford | 45 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 1995Every severe thunderstorm warning in 1995
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.