Alert archive / Ohio / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 90, NWS Cleveland, OH

July 11, 1993Wyandot County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 11, 1993, 6:57 PM EDT for Wyandot County, Ohio. It was in force for 33 min.

The area

The counties it named.

The facts

Issued
Jul 11, 1993, 6:57 PM EDT (22:57 UTC)
Expired
Jul 11, 1993, 7:30 PM EDT
In force
33 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Wyandot County, OH

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 11.0 hours before the alert went out and 129 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, Dayton/James M C, OH at 12:00Z on 1993-07-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 593 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, Dayton/James M C, OH at 12:00Z on 1993-07-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 square meters per square second.1939Sfc1 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
593 J/kg
Mixed-layer CIN
-94 J/kg
Mixed-layer LCL
1106 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
133 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTOL 112303 COR
SVRTOL
OHC175-112330-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING...CORRECTED
NATIONAL WEATHER SERVICE TOLEDO OH
701 PM EDT SUN JUL 11 1993

THE NATIONAL WEATHER SERVICE IN TOLEDO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 730 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTH CENTRAL OHIO

   ...WYANDOT COUNTY

AT 657 PM EDT A SEVERE THUNERSTORM WAS LOCATED NEAR UPPER SANDUSKY
IN WYANDOT COUNTY. THE COUNTY SHERIFF REPORTED TREES BLOWN DOWN
7 MILES WEST OF UPPER SANDUSKY.

THE STORM WAS MOVING EAST AT 35 MPH AND WILL BE NEAR THE TOWN OF
EDENVILLE 7 MILES EAST OF UPPER SANDUSKY BY 715 PM EDT.

WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.

MWD
CORRECTED TIME IN SECOND PARAGRAPH

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 11, 5:17 PM EDTSevere Thunderstorm WarningCLEPutnam43 min
Jul 11, 6:41 PM EDTSevere Thunderstorm WarningCLEWood34 min
Jul 11, 7:30 PM EDTSevere Thunderstorm WarningCLEErie60 min
Jul 11, 7:54 PM EDTSevere Thunderstorm WarningCLEHuron66 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1993Every severe thunderstorm warning in 1993

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.