Alert archive / Ohio / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 35, NWS Cleveland, OH

June 24, 1989Henry County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jun 24, 1989, 6:21 PM EDT for Henry County, Ohio. It was in force for 54 min.

The area

The counties it named.

The facts

Issued
Jun 24, 1989, 6:21 PM EDT (22:21 UTC)
Expired
Jun 24, 1989, 7:15 PM EDT
In force
54 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Henry County, OH

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 10.4 hours before the alert went out and 160 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 1989-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1064 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 1989-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 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
1064 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
1016 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
30 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 KTOL 242223
SVRTOL
OHC069-242315-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TOLEDO OH
621 PM EDT SAT JUN 24 1989
 
THE NATIONAL WEATHER SERVICE IN TOLEDO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  715 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN NORTHWEST OHIO
          ...HENRY
 
AT 615 PM EDT... WEATHER SERVICE RADAR INDICATED A VERY HEAVY
THUNDERSTORM OVER EXTREME NORTHERN HENRY COUNTY NEAR NAPOLEON. THE
STORM WAS MOVING VERY SLOWLY EAST.
 
...REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASSIONALLY DO PRODUCE
TORNADOES...
 
 
 
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 24, 5:40 PM EDT, 41 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOLEDO OH
539 PM EDT SAT JUN 24 1989

SHOWERS AND THUNDERSTORMS BEGAN POPPING UP ACROSS PARTS OF
NORTHWEST OHIO THIS AFTERNOON AND HEAVY RAIN WILL FALL IN LOCALIZED
AREAS AS A RESULT.

AT 525 PM EDT... WEATHER SERVICE RADAR INDICATED NUMEROUS SHOWERS AND
THUNDERSTORMS DEVELOPING ACROSS PORTIONS OF NORTHWEST OHIO IN THE
VICINITY OF SWANTON.. ARCHBOLD.. MONTPELIER AND BRYAN OHIO. THE STORM
NORTH OF SWANTON WAS PRODUCING LIGHTNING QUITE FREQUENTLY AS OBSERVED
FROM TOLEDO EXPRESS AIRPORT.

THESE STORMS WILL PRODUCE VERY HEAVY RAINS POSSIBLY CAUSING SOME MINOR
FLOODING IN LOW LYING AREAS AS THEY MOVE EVER SO SLOWLY EAST. ANYONE
OUTDOORS IN THE VICINITY OF THESE STORMS SHOULD BE CAREFUL AND STAY
CLEAR OF HIGH OBJECTS WHICH COULD STIMULATE A LIGHTNING STRIKE.

BOATERS IN LAKE ERIES WESTERN BASIN SHOULD BE ALERT FOR THE POSSIBLE
DEVELOPMENT  OF THUNSERSTORMS DURING THE REST OF THE AFTERNOOJN AND
EARLY EVENING. KEEP YOUR EYES ON THE SKY AND LEAVE PLENTY OF TIME TO
RETURN SHORE IF STORMS DEVELOP IN YOUR AREA.

COVERT

Nearby

Severe Thunderstorm Warnings in Ohio, 1989Every severe thunderstorm warning in 1989

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.