Alert archive / Ohio / Severe Thunderstorm Warnings in 1991

Severe Thunderstorm Warning 23, NWS Cleveland, OH

March 28, 1991Ashtabula County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Mar 28, 1991, 12:52 AM EST for Ashtabula County, Ohio. It was in force for 53 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
Mar 28, 1991, 12:52 AM EST (05:52 UTC)
Expired
Mar 28, 1991, 1:45 AM EST
In force
53 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Ashtabula County, OH

What was reported inside it

TimeReportWhereRemark
Mar 28, 1:15 AM ESTThunderstorm Wind 0Ashtabula, OH

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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 5.9 hours before the alert went out and 204 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 1991-03-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 40 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, Buffalo Intl Airport, NY at 00:00Z on 1991-03-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 435 square meters per square second.1939587897Sfc1 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
40 J/kg
Mixed-layer CIN
-190 J/kg
Mixed-layer LCL
1263 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
435 m²/s²
0-3 km storm-relative helicity
563 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

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, Mar 27, 8:46 PM EST, 4 hours 6 minutes before
OHZ006-011-280400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MANSFIELD OH
845 PM EST WED MAR 27 1991

AT 845 PM EST NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF
THUNDERSTORMS EXTENDING FROM TOLEDO...SOUTHWEST ALONG THE OHIO...
INDIANA BORDER TO JUST WEST OF DAYTON. THE LINE OF THUNDERSTORMS
WAS MOVING EAST AT ABOUT 50 MPH. AT THIS RATE THE THUNDERSTORMS
WILL MOVE INTO NORTH CENTRAL OHIO BY 1030 PM EST.

THESE THUNDERSTORMS HAVE ALREADY PRODUCED DAMGING WINDS AND TORNADOES
OVER NORTHERN INDIANA THIS EVENING.

...A TORNADO WATCH IS IN EFFECT UNTIL 2AM THURSDAY MORNING...

BANYAS
Special weather statement, Mar 27, 9:38 PM EST, 3 hours 14 minutes before
OHZ011-280545-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MANSFIELD OH
938 PM EST WED MAR 27 1991

...TORNADO WATCH UNTIL 2 AM EST...
...HIGH WIND WARNING OVERNIGHT...

AT 930 PM THE NATIONAL WEATHER SERVICE MEASURED A WIND SPEED OF 60
MPH.

WEATHER RADAR AT 930 PM SHOWED A LINE OF THUNDERSTORMS...SOME POSSIBLY
SEVERE...EXTENDING FROM TOLEDO...SOUTHWEST TO NEAR DAYTON. THE LINE OF
THUNDERSTORMS WAS MOVING EAST AT 50 MPH AND SHOULD MOVE INTO
NORTHCENTRAL OHIO BY 1030 PM.

THESE THUNDERSTORMS HAVE ALREADY PRODUCED DAMAGING WINDS OVER NORTHERN
INDIANA AND WESTERN OHIO THIS EVENING SO PEOPLE OF NORTH CENTRAL OHIO
SHOULD REMAIN ALERT THIS EVENING AND EARLY MORNING.

BANYAS^

NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 27, 8:45 PM ESTSevere Thunderstorm WarningCLEFulton45 min
Mar 27, 8:59 PM ESTTornado WarningCLEFulton46 min
Mar 27, 9:09 PM ESTSevere Thunderstorm WarningCLEHenry, Lucas51 min
Mar 27, 9:29 PM ESTSevere Thunderstorm WarningCLEPutnam46 min
Mar 27, 9:36 PM ESTSevere Thunderstorm WarningCLEHancock54 min
Mar 27, 9:49 PM ESTSevere Thunderstorm WarningCLEWood56 min
Mar 27, 10:01 PM ESTSevere Thunderstorm WarningCLEOttawa, Sandusky, Seneca59 min
Mar 27, 10:07 PM ESTSevere Thunderstorm WarningCLEErie, Huron68 min
Mar 27, 10:46 PM ESTSevere Thunderstorm WarningCLELorain59 min
Mar 27, 11:08 PM ESTSevere Thunderstorm WarningCLECuyahoga67 min
Mar 27, 11:15 PM ESTSevere Thunderstorm WarningCLEHuron, Lorain75 min
Mar 27, 11:24 PM ESTSevere Thunderstorm WarningCLEMedina66 min
Mar 27, 11:40 PM ESTSevere Thunderstorm WarningCLELake65 min
Mar 27, 11:53 PM ESTSevere Thunderstorm WarningCLEAshtabula, Geauga67 min
Mar 28, 12:15 AM ESTSevere Thunderstorm WarningCLESummit, Wayne60 min
Mar 28, 12:36 AM ESTSevere Thunderstorm WarningCLEHolmes, Stark69 min
Mar 28, 12:58 AM ESTSevere Thunderstorm WarningCLETrumbull62 min
Mar 28, 12:20 AM ESTSevere Thunderstorm WarningCLECrawford, Erie85 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.