Alert archive / Ohio / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 13, NWS Charleston, WV

April 20, 1993Franklin County, Madison County, Ohio

NWS Charleston, WV issued this severe thunderstorm warning at Apr 20, 1993, 5:54 PM EDT for Franklin County, Madison County, Ohio. It was in force for 66 min.

The area

The counties it named.

The facts

Issued
Apr 20, 1993, 5:54 PM EDT (21:54 UTC)
Expired
Apr 20, 1993, 7:00 PM EDT
In force
66 min
Issued by
NWS Charleston, WV
Area
Whole counties

Counties Franklin County, OH, Madison County, OH

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 9.9 hours before the alert went out and 85 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 1993-04-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 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 1993-04-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 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
4 J/kg
Mixed-layer CIN
-35 J/kg
Mixed-layer LCL
1258 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
9 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 
WUUS1 KCMH 202155 RRA
SVRCMH
OHC049-097-202300-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBUS OH
554 PM EDT TUE APR 20 1993
 
THE NATIONAL WEATHER SERVICE IN COLUMBUS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  700 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...S...
 
IN CENTRAL OHIO
 
   ...FRANKLIN COUNTY...MADISON COUNTY
 
AT 550 PM NATIONAL WEATHER SERVICE RADAR INDICATED A CLUSTER OF POSSIBLE
SEVERE THUNDERSTORMS IN MADISON AND NORTHWEST FRANKLIN COUNTIES. THESE
STORMS WERE MOVING RAPIDLY NORTHEAST AT 45 MILES AN HOUR...AND WILL MOVE
THROUGH MADISON AND FRANKLIN COUNTIES.
 
STORM SPOTTERS REPORTED ONE-QUARTER INCH DIAMETER HAIL IN DUBLIN.
 
 
 
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.
 
GROH

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, Apr 20, 2:18 PM EDT, 3 hours 36 minutes before
WVZ003-KYZ006-008-OHZ008-009-201930-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTINGTON WV
220PM EDT TUE APR 20 1993

...SEVERE THUNDERSTORM WATCH FOR PORTIONS OF WESTERN AND SOUTHERN OHIO
UNTIL 7PM EDT...

A SEVERE THUNDERSTORM WATCH HAS BEEN POSTED FOR MUCH OF WESTERN AND
SOUTHERN OHIO UNTIL 7PM EDT THIS TUESDAY EVENING. THE AREA COVERED BY
THE WATCH INCLUDES THE OHIO COUNTY OF ADAMS..JUST WEST OF PORTSMOUTH.

AROUND THE AREA AT THIS TIME..RADAR INDICATED SOME VERY LIGHT SHOWERS
STRETCHING FROM SOUTHERN MEIGS COUNTY OHIO SOUTH TO BETWEEN HUNTINGTON
AND IRONTON SOUTHWARD AND THROUGH PORTIONS OF BOYD..CARTER AND NORTHERN
ELLOITT COUNTIES IN NORTHEASTERN KENTUCKY. THESE LIGHT SHOWERS WERE
MOVING EAST AT AROUND 30 MILES AN HOUR.

THERE IS THE POSSIBILITY OF SCATTERED HEAVY THUNDERSTORMS DEVELOPING
ACROSS THE AREA LATER THIS AFTERNOON AND EVENING AND ANYONE PLANNING
OUTDOOR ACTIVITIES FOR EARLY TONIGHT SHOULD REMAIN ALERT FOR THESE
THUNDERSTORMS AND BE READY TO MOVE INDOORS IF THREATENING WEATHER
APPROACHES.

ANOTHER STATEMENT WILL BE ISSUED AROUND 430PM UNLESS THE SITUATION
DEVELOPS SOONER THAN THAT.

END/DG
Special weather statement, Apr 20, 2:18 PM EDT, 3 hours 36 minutes before
WVZ003-KYZ006-008-OHZ008-009-201930-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTINGTON WV
220PM EDT TUE APR 20 1993

...SEVERE THUNDERSTORM WATCH FOR PORTIONS OF WESTERN AND SOUTHERN OHIO
UNTIL 7PM EDT...

A SEVERE THUNDERSTORM WATCH HAS BEEN POSTED FOR MUCH OF WESTERN AND
SOUTHERN OHIO UNTIL 7PM EDT THIS TUESDAY EVENING. THE AREA COVERED BY
THE WATCH INCLUDES THE OHIO COUNTY OF ADAMS..JUST WEST OF PORTSMOUTH.

AROUND THE AREA AT THIS TIME..RADAR INDICATED SOME VERY LIGHT SHOWERS
STRETCHING FROM SOUTHERN MEIGS COUNTY OHIO SOUTH TO BETWEEN HUNTINGTON
AND IRONTON SOUTHWARD AND THROUGH PORTIONS OF BOYD..CARTER AND NORTHERN
ELLOITT COUNTIES IN NORTHEASTERN KENTUCKY. THESE LIGHT SHOWERS WERE
MOVING EAST AT AROUND 30 MILES AN HOUR.

THERE IS THE POSSIBILITY OF SCATTERED HEAVY THUNDERSTORMS DEVELOPING
ACROSS THE AREA LATER THIS AFTERNOON AND EVENING AND ANYONE PLANNING
OUTDOOR ACTIVITIES FOR EARLY TONIGHT SHOULD REMAIN ALERT FOR THESE
THUNDERSTORMS AND BE READY TO MOVE INDOORS IF THREATENING WEATHER
APPROACHES.

ANOTHER STATEMENT WILL BE ISSUED AROUND 430PM UNLESS THE SITUATION
DEVELOPS SOONER THAN THAT.

END/DG
Special weather statement, Apr 20, 4:19 PM EDT, 1 hour 35 minutes before
WVZ003-KYZ006-008-OHZ008-009-202300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTINGTON WV
420PM EDT TUE APR 20 1993

...SEVERE THUNDERSTORM WATCH FOR PORTIONS OF WESTERN AND SOUTHERN OHIO
UNTIL 7PM EDT...

AT 410PM EDT THIS AFTERNOON WEATHER RADAR AND SATELLITE INDICATED
SHOWERS AND THUNDERSTORMS OVER PORTIONS OF SOUTHCENTRAL OHIO...
NORTHEASTERN KENTUCKY AND WESTERN WEST VIRGINIA. THE HEAVIEST RAINFALL
APPEARED TO BE OVER SOUTHERN WAYNE COUNTY WV AND EXTREME NORTHERN ADAMS
COUNTY OHIO. MOVEMENT OF THE SHOWERS AND STORMS WAS EAST AT AROUND 35
MILES AN HOUR.

MOST RAINFALL AMOUNTS THROUGH 4PM WERE LESS THAN ONE TENTH OF AN INCH
WITH NEARLY THREE TENTHS REPORTED FROM A SPOTTER IN CENTRAL ADAMS COUNTY
OHIO FROM THE HEAVY THUNDERSTORM THAT MOVED THROUGH THE COUNTY AROUND
315 PM.

THERE IS THE POSSIBILITY OF SCATTERED HEAVY THUNDERSTORMS DEVELOPING
ACROSS THE AREA LATER THIS EVENING AND ANYONE PLANNING OUTDOOR
ACTIVITIES SHOULD REMAIN ALERT FOR THESE THUNDERSTORMS AND BE READY TO
MOVE INDOORS IF THREATENING WEATHER APPROACHES.

THE NEXT STATEMENT WILL BE ISSUED AROUND 620PM UNLESS CONDITIONS WORSEN.

END/DG
Special weather statement, Apr 20, 4:19 PM EDT, 1 hour 35 minutes before
WVZ003-KYZ006-008-OHZ008-009-202300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTINGTON WV
420PM EDT TUE APR 20 1993

...SEVERE THUNDERSTORM WATCH FOR PORTIONS OF WESTERN AND SOUTHERN OHIO
UNTIL 7PM EDT...

AT 410PM EDT THIS AFTERNOON WEATHER RADAR AND SATELLITE INDICATED
SHOWERS AND THUNDERSTORMS OVER PORTIONS OF SOUTHCENTRAL OHIO...
NORTHEASTERN KENTUCKY AND WESTERN WEST VIRGINIA. THE HEAVIEST RAINFALL
APPEARED TO BE OVER SOUTHERN WAYNE COUNTY WV AND EXTREME NORTHERN ADAMS
COUNTY OHIO. MOVEMENT OF THE SHOWERS AND STORMS WAS EAST AT AROUND 35
MILES AN HOUR.

MOST RAINFALL AMOUNTS THROUGH 4PM WERE LESS THAN ONE TENTH OF AN INCH
WITH NEARLY THREE TENTHS REPORTED FROM A SPOTTER IN CENTRAL ADAMS COUNTY
OHIO FROM THE HEAVY THUNDERSTORM THAT MOVED THROUGH THE COUNTY AROUND
315 PM.

THERE IS THE POSSIBILITY OF SCATTERED HEAVY THUNDERSTORMS DEVELOPING
ACROSS THE AREA LATER THIS EVENING AND ANYONE PLANNING OUTDOOR
ACTIVITIES SHOULD REMAIN ALERT FOR THESE THUNDERSTORMS AND BE READY TO
MOVE INDOORS IF THREATENING WEATHER APPROACHES.

THE NEXT STATEMENT WILL BE ISSUED AROUND 620PM UNLESS CONDITIONS WORSEN.

END/DG

The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 20, 6:10 PM EDTSevere Thunderstorm WarningRLXDelaware50 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.