Alert archive / Ohio / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 3, NWS Charleston, WV

March 24, 1994Madison County, Ohio

NWS Charleston, WV issued this severe thunderstorm warning at Mar 24, 1994, 1:25 AM EST for Madison County, Ohio. It was in force for 65 min.

The area

The counties it named.

The facts

Issued
Mar 24, 1994, 1:25 AM EST (06:25 UTC)
Expired
Mar 24, 1994, 2:30 AM EST
In force
65 min
Issued by
NWS Charleston, WV
Area
Whole counties

County Madison County, OH

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 00:00Z, 6.4 hours before the alert went out and 68 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 00:00Z on 1994-03-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 00:00Z on 1994-03-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 136 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3250 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
136 m²/s²
0-3 km storm-relative helicity
314 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 KCMH 240625
SVRCMH
OHC097-240625-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBUS OH
125 AM EST THU MAR 24 1994
 
THE NATIONAL WEATHER SERVICE IN COLUMBUS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  230 AM EST
FOR PEOPLE IN THE FOLLOWING COUNTY......
 
IN CENTRAL OHIO
 
   ...MADISON COUNTY
 
AT 120 AM EST THE NATIONAL WEATHER SERVICE RADAR IN COLUMBUS INDICATED A
POSSIBLE SEVERE THUNDERSTORM OVER WESTERN MADISON COUNTY. THIS STORM WAS
ABOUT 5 MILES WEST OF LONDON.
 
MOVEMENT WAS TOWARDS THE EAST AT 35 MILES AN HOUR.
 
MARBLE SIZED HAIL WAS REPORTED WITH THIS STORM OVER NORTHEAST CLARK
COUNTY. SOME COMMUNITIES IN THE PATH OF THIS STORM ARE
LONDON...SUMMERFORD...PLUMWOOD AND WEST JEFFERSON.
 
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.
 
AVERY

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 23, 11:37 PM ESTSevere Thunderstorm WarningRLXMarion53 min
Mar 24, 12:12 AM ESTSevere Thunderstorm WarningRLXMarion
Mar 24, 1:45 AM ESTSevere Thunderstorm WarningRLXFranklin60 min
Mar 24, 1:48 AM ESTSevere Thunderstorm WarningRLXDelaware57 min
Mar 24, 2:46 AM ESTSevere Thunderstorm WarningRLXLicking59 min
Mar 24, 3:20 AM ESTSevere Thunderstorm WarningRLXMuskingum55 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1994Every severe thunderstorm warning in 1994

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.