Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 49, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at May 25, 1991, 2:31 PM EDT for Erie County, Pennsylvania. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- May 25, 1991, 2:31 PM EDT (18:31 UTC)
- Expired
- May 25, 1991, 5:30 PM EDT
- In force
- 3 hr
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Erie County, PA
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 6.5 hours before the alert went out and 146 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
- 103 J/kg
- Mixed-layer CIN
- -44 J/kg
- Mixed-layer LCL
- 633 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- 57 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, May 25, 10:13 AM EDT, 4 hours 18 minutes before
OHZ004-007-251500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AKRON CANTON OH 1010 AM EDT SAT MAY 25 1991 AT 10 AM AKRON CANTON WEATHER RADAR INDICATED THUNDERSTORMS IN THE VICINITY OF MANSFIELD. THE THUNDERSTORMS WERE MOVING EAST AT 25 MPH AND WILL BE CROSSING WAYNE AND MEDINA COUNTIES BETWEEN 1015 AND 1130 THIS MORNING. TORRENTIAL RAIN IS LIKELY AND THERE COULD BE GUSTY WINDS AND SMALL HAIL FROM THE STORMS. BRIEF FLOODING OF LOW LYING< AREAS COULD OCCUR. BLINDING RAIN MAY CAUSE DIFFICULTY FOR MOTORISTS. IF YOU ARE DRIVING AND ENCOUNTER THE HEAVY RAIN...YOU SHOULD PULL OFF THE ROAD AND WAIT A FEW MINUTES UNTIL THE RAIN LETS UP. NIBERT THOMPSON
Special weather statement, May 25, 12:37 PM EDT, 1 hour 54 minutes before
OHZ001-002-011-251730- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TOLEDO OH 1238 PM EDT SAT MAY 25 1991 A THUNDERSTORM WITH HEAVY RAIN AND POSSIBLE SMALL HAIL WAS OVER NORTHEAST WYANDOT COUNTY IN NORTH CENTRAL OHIO EARLY THIS AFTERNOON. AT 1235 PM WEATHER RADAR INDICATED A THUNDERSTORM NEAR SYCAMORE IN NORTHEAST WYANDOT COUNTY. THIS STORM WAS MOVING EAST AT 25 MPH... AND SHOULD MOVE INTO NORTHERN CRAWFORD AND SOUTHEAST SENECA COUNTIES BY 1245 PM. PEOPLE IN THIS AREA SHOULD BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. SMALL HAIL AND GUSTY WINDS MAY ACCOMPANY THIS STORM. ALSO... MOTORISTS SHOULD BE ALERT TO PONDING OF WATER ON ROADS. MURPHY
Local storm report, May 25, 1:08 PM EDT, 1 hour 23 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE ERIE, PA
101 PM EDT SAT MAY 25 1991
STORM REPORT FOR FRIDAY MAY 24 1991
TIME EDT EVENT
=====================================================================
1550 EDT....NUMEROUS TREES/LIMBS DOWN 5 MILES NW OF CAMBRIDGE
SPRINGS IN CRAWFORD COUNTY...REPORTED BY FIRE
CONTROL...HIGH WIND GUSTS.
1615 EDT....NUMEROUS TREES/LIMBS DOWNED...POWER LINE POLES
SNAPPED/LINES DOWN/POWER OUTAGES...REPORTED BY
WJET TV-24 ON LOCAL NEWS.
PARRISH
pSpecial weather statement, May 25, 1:53 PM EDT, 38 minutes before
OHZ002-003-252000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 155 PM EDT SAT MAY 25 1991 STRONG THUNDERSTORMS WERE DEVELOPING OVER EXTREME NORTHEAST OHIO EARLY THIS AFTERNOON. AT 145 PM RADAR SHOWED A BAND OF STRONG THUNDERSTORMS OVER CENTRAL ASHTABULA COUNTY...10 MILES SOUTH OF GENEVA AND 15 MILES SOUTH OF CONNEAUT THESE THUNDERSTORMS CAN CONTAIN GUSTY WINDS... HAIL AND HEAVY RAIN. THE THUNDERSTORMS WERE MOVING SLOWLY SOUTH. PEOPLE SHOULD BE ALERT BE READY TO MOVE TO A PLACE OF SAFETY IF THREATENING WEATHER APPROACHES. THUNDERSTORMS WILL BE DEVELOPING ELSEWHERE IN OHIO LAKESHORE COUNTIES INTO THE EVENING. KIELTYKA
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 25, 4:31 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 59 min |
| May 25, 5:28 PM EDT | Severe Thunderstorm Warning | CLE | Warren | 62 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 1991Every severe thunderstorm warning in 1991
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.