Alert archive / Alabama / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 32, NWS Mobile, AL

May 3, 1993Dallas County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at May 3, 1993, 2:32 PM CDT for Dallas County, Alabama. It was in force for 43 min.

The area

The counties it named.

The facts

Issued
May 3, 1993, 2:32 PM CDT (19:32 UTC)
Expired
May 3, 1993, 3:15 PM CDT
In force
43 min
Issued by
NWS Mobile, AL
Area
Whole counties

County Dallas County, AL

The nearest sounding before it

Centreville/Bibb, AL (KCKL), launched 12:00Z, 7.5 hours before the alert went out and 64 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, Centreville/Bibb, AL at 12:00Z on 1993-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 62 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, Centreville/Bibb, AL at 12:00Z on 1993-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 204 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
62 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
566 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
204 m²/s²
0-3 km storm-relative helicity
264 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMGM 031934 RRA
SVRMGM
ALC047-032015-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MONTGOMERY AL
232 PM CDT MON MAY 3 1993
 
THE NATIONAL WEATHER SERVICE IN MONTGOMERY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  315 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION......
 
IN SOUTH ALABAMA
 
   ...DALLAS COUNTY
 
AT 230 PM WEATHER SERVICE RADAR IN MONTGOMERY INDICATED A SEVERE
THUNDERSTORM JUST TO THE SOUTHWEST OF MARION JUNCTION MOVING TO THE
NORTHEAST AT 30 MPH.
 
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.

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 3, 5:48 PM CDTTornado WarningMOBMontgomery42 min
May 3, 6:14 PM CDTTornado WarningMOBMacon61 min

Nearby

Severe Thunderstorm Warnings in Alabama, 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.