Alert archive / Ohio / Severe Thunderstorm Warnings in 1991

Severe Thunderstorm Warning 71, NWS Cleveland, OH

June 11, 1991Columbiana County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jun 11, 1991, 5:49 PM EDT for Columbiana County, Ohio. It was in force for 34 min.

The area

The counties it named.

The facts

Issued
Jun 11, 1991, 5:49 PM EDT (21:49 UTC)
Expired
Jun 11, 1991, 6:23 PM EDT
In force
34 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Columbiana County, OH

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 9.8 hours before the alert went out and 70 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, Pittsburgh, PA at 12:00Z on 1991-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 106 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 12:00Z on 1991-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 square meters per square second.193958Sfc1 km3 km6 km9 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
106 J/kg
Mixed-layer CIN
-66 J/kg
Mixed-layer LCL
1304 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
109 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 KYNG 112150
SVRYNG
OHC029-112245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
549 PM EDT TUE JUN 11 1991
 
THE NATIONAL WEATHER SERVICE IN YOUNGSTOWN HAS EXTENDED THE
SEVERE THUNDERSTORM WARNING NOW EFFECTIVE UNTIL  645 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST OHIO
 
   ...COLUMBIANA COUNTY
 
AT 545 PM WEATHER RADAR CONTINUED TO SHOW A POSSIBLE SEVERE
THUNDERSTORM IN COLUMBIANA COUNTY. THE STORM IS NOW IN THE VICINITY OF
LISBON. OTHER STRONG STORMS ARE ABOUT TO MOVE INTO COLUMIANA COUNTY
FROM CARROLL COUNTY. MOVEMENT OF THESE STORMS ARE EAST AT 30 MPH.
 
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 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, Jun 11, 2:27 PM EDT, 3 hours 22 minutes before
OHZ004-PAZ003-112100-

SPECIAL WEATHER STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
227 PM EDT TUE JUN 11 1991

STRONG THUNDERSTORMS WERE MOVING ACROSS NORTHEAST OHIO THIS
AFTERNOON.

AT 220 PM WEATHER SERVICE RADAR INDICATED STRONG THUNDERSTORMS
EXTENDING FROM JUST NORTH OF THE YOUNGSTOWN AIRPORT TO AKRON. THESE
STORMS WERE MOVING EAST AT 25 MPH .

THESE STORMS CAN PRODUCE HEAVY RAIN...FREQUENT LIGHTNING...GUSTY WINDS
AND SM9ALL HAIL. PEOPLE IN THE PATH OF THESE STORMS SHOULD BE PREPARED TO
TAKE ACTION. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR FURTHER
UPDATES.

SLA ...CORRECTED SPELLING...
Special weather statement, Jun 11, 2:54 PM EDT, 2 hours 55 minutes before
OHZALL-112000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
253 PM EDT TUE JUN 11 1991

...THUNDERSTORMS WILL CONTINUE TO AFFECT OHIO THIS AFTERNOON...

AT 250 PM EDT WEATHER SERVICE RADARS INDICATED SCATTERED THUNDERSTORMS
POPPING UP AND DOWN ACROSS OHIO. THE GREATEST CONCENTRATION OF
STORMS WAS FROM THE MARION AREA TO MANSFIELD TO BETWEEN CLEVELAND
AND YOUNGSTOWN. ANOTHER FAVORED AREA OF THUNDERSTORM DEVELOPMENT WAS
FROM 20 MILES NORTH OF FINDLAY TO NEAR SANDUSKY.

ALL OF THE THUNDERSTORMS WERE MOVING EAST NORTHEAST AT 25 MPH AND
WILL POSE A THREAT TO NORTHERN OHIO UNTIL AT LEAST 4 PM EDT.

THUNDERSTORMS OVER SOUTHERN OHIO WERE MORE SCATTERED. THESE STORMS
WERE ALSO MOVING EAST NORTHEAST AT 25 MPH.

ANY OF THE THUNDERSTORMS ACROSS OHIO THIS AFTERNOON HAVE THE
POTENTIAL OF PRODUCING STRONG GUSTY WINDS...HEAVY DOWNPOURS... AND
FREQUENT LIGHTNING. PEOPLE SHOULD SEEK SHELTER IF THREATENING
WEATHER APPROACHES.
KAPELA
Special weather statement, Jun 11, 3:50 PM EDT, 1 hour 59 minutes before
OHZALL-112100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
350 PM EDT TUE JUN 11 1991

SCATTERED THUNDERSTORMS COVERED THE NORTHERN HALF OF OHIO.

AT 345 PM EDT WEATHER SERVICE RADAR SHOWED SCATTERED SHOWERS AND
THUNDERSTORMS OVER THE NORTHERN HALF OF THE STATE. THE STRONGEST
STORMS WERE JUST EAST OF CLEVELAND AND DEFIANCE WHERE HEAVY RAINS
AND SMALL HAIL WERE REPORTED.

RAINFALL AMOUNTS OF A HALF AN INCH IN A HALF AN HOUR WERE COMMON
WITH THE THUNDERSTORMS ALONG WITH WIND GUSTS OF 25 TO 45 MPH. THE
STORMS WERE MOVING EAST NORTHEAST AT 40 MPH.

WIDELY SCATTERED SHOWERS AND THUNDERSTORMS WERE DEVELOPING OVER
THE SOUTHERN HALF OF OHIO AND WERE ALSO MOVING TO THE EAST NORTHEAST
AT 40 MPH.

SCATTERED THUNDERSTORMS WILL PERSIST THROUGH THE REMAINDER OF THE
AFTERNOON AND EARLY EVENING HOURS. THESE STORMS HAVE THE POTENTIAL
OF PRODUCING HAIL...STRONG GUSTY SURFACE WINDS AND HEAVY DOWNPOURS.

MOTORISTS SHOULD SLOW DOWN WHERE WATER SITS ON THE HIGHWAYS TO
AVOID HYDROPLANING. LISTEN TO NOAA WEATHER RADIO OR THE LOCAL NEWS
MEDIA FOR THE LATEST INFORMATION AND POSSIBLE WARNINGS.

SJN
Special weather statement, Jun 11, 4:20 PM EDT, 1 hour 29 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ERIE, PA
413 PM EDT TUE JUN 11 1991

...STRONG THUNDERSTORMS ARE LIKELY TO CONTINUE ACROSS PARTS OF NORTHWEST
PENNSYLVANIA INTO THE EVENING HOURS...

WEATHER RADAR INDICATES STRONG THUNDERSTORMS IN SECTIONS OF NORTHWEST
PENNSYLVANIA.  SOME OF THESE STORMS ARE PRODUCING VERY HEAVY RAIN THAT MAY
CAUSE SOME MINOR FLOODING OF LOW LYING AREAS AND SMALL STREAMS AND CREEKS.
SOME ARE ALSO CAPABLE OF PRODUCING STRONG WINDS AND SMALL HAIL.

THE THUNDERSTORMS SHOULD CONTINUE INTO THE EVENING HOURS...SO STAY TUNED TO
NOAA WEATHER RADIO FOR THE LATEST RADAR REPORTS AND POSSIBLE STATEMENTS.

SANDSTROM/PARRISH
Special weather statement, Jun 11, 4:46 PM EDT, 1 hour 3 minutes before
OHZALL-112120-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
445 PM EDT TUE JUN 11 1991

SHOWERS AND THUNDERSTORMS HAVE INCREASED OVER NORTHERN OHIO.

AT 440 PM EDT WEATHER SERVICE RADAR SHOWED SCATTERED SHOWERS AND
THUNDERSTORMS BECOMING MORE NUMEROUS OVER THE NORTHERN THIRD OF THE
STATE. THE STRONGEST STORMS WERE OVER SENECA...SUMMIT...NORTHERN
RICHLAND...ASTABULA AND COLUMBIANA COUNTIES.

WIDELY SCATTERED SHOWERS AND THUNDERSTORMS WERE OVER THE REMAINDER
OF OHIO. ALL AREAS OF PRECIPITATION WERE MOVING TO THE EAST NORTHEAST
AT 40 MPH.

SHOWERS AND THUNDERSTORMS WILL PERSIST THROUGH THE EVENING HOURS.
THESE STORMS HAVE THE POTENTIAL OF PRODUCING HAIL...STRONG GUSTY
WIfNDS AND HEAVY DOWNPOURS.

MOTORISTS SHOULD SLOW DOWN WHERE WATER SITS ON THE HIGHWAYS TO
AVOID HYDROPLANING. LISTEN TO NOAA WEATHER RADIO OR THE LOCAL NEWS
MEDIA FOR THE LATEST INFORMATION AND POSSIBLE WARNINGS.

SJN
Special weather statement, Jun 11, 4:53 PM EDT, 56 minutes before
OHZALL-112300-

SPECIAL WEATHER STATEMENT AND AFTERNOON OHIO WEATHER STORY
NATIONAL WEATHER SERVICE CLEVELAND OHIO
455 PM EDT TUE JUN 11 1991

SHOWERS AND THUNDERSTORMS APPEARED OVER OHIO TODAY... AND WILL CONTINUE
INTO THE NIGHT.

WHILE THE MORNING WAS DRY AND PARTLY CLOUDY IN OHIO... SHOWERS AND
THUNDERSTORMS RAPIDLY DEVELOPED DURING THE AFTERNOON. SOME OF THE
THUNDERSTORMS PRODUCED WINDS TO ABOUT 40 MPH... SMALL HAIL... AND BRIEF
HEAVY DOWNPOURS. AT THE CLEVELAND AIRPORT ALMOST A HALF INCH OF RAIN
/0.40/ FELL IN JUST 20 MINUTES.

SHOWERS AND THUNDERSTORMS WILL LIKELY CONTINUE INTO THE EVENING IN THE
BUCKEYE STATE. GUSTY WINDS... HAIL... AND HEAVY RAIN WILL ALL REMAIN
POSSIBLE SO OHIOANS SHOULD REMAIN ALERT FOR THREATENING CONDITIONS AND
LISTEN FOR LATEST INFORMATION FROM THE WEATHER SERVICE.

PRECIPITATION SHOULD TAPER OFF OVERNIGHT IN OHIO. FOR WEDNESDAY SHOWERS
OR THUNDERSTORMS COULD REAPPEAR IN THE SOUTHEAST HALF OF THE STATE WHILE
THE NORTHWEST IS LIABLE TO BE DRY. CLOUDS WILL BE EXTENSIVE EVEN WHERE
NO RAIN FALLS TOMORROW. FOR WEDNESDAY NIGHT AND THURSDAY THE WHOLE STATE
SHOULD HAVE DRY CONDITIONS AND DECREASING CLOUDINESS.

TEMPERATURES REACHED THE 80S OVER MOST OF OHIO TODAY. READINGS RETREATED
INTO THE UPPER 60S AT SOME SPOTS DURING THE AFTERNOON AS THUNDERSTORMS
PASSED BY. THE NEXT FEW DAYS ARE EXPECTED TO BRING A COOLING TREND. LOWS
OUGHT TO BE FROM THE LOWER 60S TO NEAR 70 TONIGHT AND FROM THE LOWER 50S
TO THE LOWER 60S TOMORROW NIGHT. HIGHS ARE GOING TO BE FROM THE MID 70S
TO LOWER 80S TOMORROW AND MOSTLY IN THE 70S THURSDAY.

THE AFTERNOON WEATHER MAP SHOWED A COLD FRONT OVER CENTRAL MICHIGAN AND
ANOTHER COLD FRONT JUST NORTH OF LAKE SUPERIOR. THE FIRST COLD FRONT
IS PREDICTED TO MOVE TO NORTHERN OHIO TONIGHT AND THEN DISSIPATE. THE
SECOND COLD FRONT IS FORECAST TO MOVE ACROSS THE BUCKEYE STATE TOMORROW
AND REACH KENTUCKY THURSDAY.

KWIATKOWSKI

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 11, 5:18 PM EDTSevere Thunderstorm WarningCLEColumbiana27 min

Nearby

Severe Thunderstorm Warnings in Ohio, 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.