Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 14, NWS Cleveland, OH

May 6, 1997Erie County, Pennsylvania

NWS Cleveland, OH issued this severe thunderstorm warning at May 6, 1997, 2:36 AM EDT for Erie County, Pennsylvania. It was in force for 69 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
May 6, 1997, 2:36 AM EDT (06:36 UTC)
Expired
May 6, 1997, 3:45 AM EDT
In force
69 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Erie County, PA

The radar

The Buffalo radar (KBUF), 145 km from the middle of the area, began a volume at 06:37 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
May 6, 3:20 AM EDTThunderstorm Wind 55Erie, PA

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 6.6 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.

Skew-T log-pSkew-T log-p diagram, Buffalo Intl Airport, NY at 00:00Z on 1997-05-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 00:00Z on 1997-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 131 square meters per square second.19395878Sfc1 km3 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1825 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
131 m²/s²
0-3 km storm-relative helicity
292 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KCLE 060638 RRA
SVRCLE
PAC049-060745-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
236 AM EDT TUE MAY 6 1997
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  345 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN  PENNSYLVANIA
 
   ...ERIE COUNTY
 
AND THE ADJACENT WATERS OF LAKE ERIE
 
 
NATIONAL WEATHER SERVICE DOPPLER RADAR IN CLEVELAND INDICATED A SEVERE
THUNDERSTORM ABOUT 10 MILES NORTH OF CONNEAUT MOVING EAST SOUTHEAST AT
40 MILES PER HOUR. THIS STORM WILL MOVE ONSHORE NEAR ERIE AROUND 300 AM
EDT.
 
LARGE HAIL AND FREQUENT LIGHTNING HAVE BEEN ASSOCIATED WITH THIS STORM.
STRONG DAMAGING WINDS ARE ALSO POSSIBLE WITH THIS STORM.
 
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUdR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
 
MILLER

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 5, 10:18 PM EDT, 4 hours 18 minutes before
OHZ002>014-017>023-027>033-036>038-047-089-PAZ001>003-060400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1018 PM EDT MON MAY 5 1997

THE HIGH WIND WARNING FOR ALL OF NORTHERN OHIO AND ERIE AND CRAWFORD
COUNTIES IN PENNSYLVANIA HAS BEEN ALLOWED TO EXPIRE AT 10 PM.  WINDS
HAVE DIMINISHED THIS EVENING TO SPEEDS OF ONLY 20 TO 30 MPH AND WILL
DIMINISH TO 15 TO 25 MPH LATER TONIGHT ELIMINATING ANY CHANCE FOR
FURTHER WIND DAMAGE.

THE LOW RESPONSIBLE FOR THE HIGH WINDS HAS MOVED FURTHER NORTH INTO
CANADA AWAY FROM OUR AREA.  A FEW THUNDERSTORMS ARE STILL POSSIBLE
OVERNIGHT AND COULD RESULT IN LOCALLY STRONG WINDS DURING THE STORMS BUT
NO DAMAGE IS EXPECTED.

ADAMS
Special weather statement, May 5, 10:19 PM EDT, 4 hours 17 minutes before
OHZ002>014-017>023-027>033-036>038-047-089-PAZ001>003-060400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1018 PM EDT MON MAY 5 1997

THE HIGH WIND WARNING FOR ALL OF NORTHERN OHIO AND ERIE AND CRAWFORD
COUNTIES IN PENNSYLVANIA HAS BEEN ALLOWED TO EXPIRE AT 10 PM.  WINDS
HAVE DIMINISHED THIS EVENING TO SPEEDS OF ONLY 20 TO 30 MPH AND WILL
DIMINISH TO 15 TO 25 MPH LATER TONIGHT ELIMINATING ANY CHANCE FOR
FURTHER WIND DAMAGE.

THE LOW RESPONSIBLE FOR THE HIGH WINDS HAS MOVED FURTHER NORTH INTO
CANADA AWAY FROM OUR AREA.  A FEW THUNDERSTORMS ARE STILL POSSIBLE
OVERNIGHT AND COULD RESULT IN LOCALLY STRONG WINDS DURING THE STORMS BUT
NO DAMAGE IS EXPECTED.

ADAMS
Local storm report, May 6, 12:30 AM EDT, 2 hours 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CLEVELAND OHIO
1230 AM EDT TUE MAY 06 1997

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0815 PM    METAMORA                  OH   DIME SIZE HAIL
05/05/97   FULTON
Local storm report, May 6, 12:32 AM EDT, 2 hours 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CLEVELAND OHIO
1230 AM EDT TUE MAY 06 1997

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0815 PM    METAMORA                  OH   DIME SIZE HAIL
05/05/97   FULTON

The office that day

Everything else NWS Cleveland, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 6, 12:20 AM EDTSevere Thunderstorm WarningCLECrawford40 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 1997Every severe thunderstorm warning in 1997

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.