Alert archive / Alabama / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 59, NWS Mobile, AL

June 9, 1994Dallas County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jun 9, 1994, 4:53 PM CDT for Dallas County, Alabama. It was in force for 67 min.

The area

The counties it named.

The facts

Issued
Jun 9, 1994, 4:53 PM CDT (21:53 UTC)
Expired
Jun 9, 1994, 6:00 PM CDT
In force
67 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, 9.9 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 1994-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2018 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 1994-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 square meters per square second.193958Sfc1 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
2018 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
963 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
46 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 KMGM 092155 RRA
SVRMGM
ALC047-092300-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MONTGOMERY AL
453 PM CDT THU JUN 9 1994
 
THE NATIONAL WEATHER SERVICE IN MONTGOMERY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  600 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION......
 
IN SOUTH ALABAMA
 
   ...DALLAS COUNTY
 
WEATHER SERVICE RADAR AT MONTGOMERY SHOWED A SEVERE THUNDERSTORM OVER
DALLAS COUNTY...15 MILES SOUTH OF SELMA AT 450 PM CDT. THE THUNDERSTORM
WAS MOVING EAST AT 20 MILES AN HOUR.
 
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
Jun 9, 3:15 PM CDTSevere Thunderstorm WarningMOBElmore60 min

Nearby

Severe Thunderstorm Warnings in Alabama, 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.