Alert archive / Alabama / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 241, NWS Mobile, AL

October 25, 1997Wilcox County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Oct 25, 1997, 11:42 AM CDT for Wilcox County, Alabama. It was in force for 63 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Oct 25, 1997, 11:42 AM CDT (16:42 UTC)
Expired
Oct 25, 1997, 12:45 PM CDT
In force
63 min
Issued by
NWS Mobile, AL
Area
Whole counties

County Wilcox County, AL

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 4.7 hours before the alert went out and 141 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, Birmingham, AL at 12:00Z on 1997-10-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1546 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, Birmingham, AL at 12:00Z on 1997-10-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 119 square meters per square second.1939587897Sfc1 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
1546 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
507 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
119 m²/s²
0-3 km storm-relative helicity
191 m²/s²
Significant tornado parameter
0.9
Supercell composite
4.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMOB 251644 RRA
SVRMOB
ALC131-251745-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1142 AM CDT SAT OCT 25 1997
 
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1245 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH ALABAMA
 
   ...WILCOX COUNTY
 
AT 1139 AM...NATIONAL WEATHER SERVICE RADARS INDICATED A SEVERE
THUNDERSTORM DEVELOPING OVER SOUTHERN WILCOX COUNTY SOUTH OF CAMDEN.
THIS STORM IS MOVING EAST-NORTHEAST AT 30 MPH. THE STORM WILL AFFECT THE
OAK HILL...ALLENTON AND PINE APPLE AREAS THROUGH 1245 THIS AFTERNOON.
LARGE HAIL AND DAMAGING WINDS ARE POSSIBLE WITH THIS STORM.
 
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 DRIVEH INTO AREAS WHERE WATER COVERS THE ROAD.

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 25, 9:19 AM CDTSevere Thunderstorm WarningMOBClarke56 min
Oct 25, 1:20 PM CDTTornado WarningMOBButler40 min
Oct 25, 1:29 PM CDTTornado WarningMOBCrenshaw61 min
Oct 25, 3:27 PM CDTSevere Thunderstorm WarningMOBButler, Crenshaw63 min
Oct 25, 3:38 PM CDTTornado WarningMOBChoctaw67 min
Oct 25, 4:30 PM CDTSevere Thunderstorm WarningMOBClarke60 min
Oct 25, 5:19 PM CDTSevere Thunderstorm WarningMOBWilcox56 min
Oct 25, 5:36 PM CDTTornado WarningMOBMobile69 min
Oct 25, 6:24 PM CDTSevere Thunderstorm WarningMOBWilcox51 min
Oct 25, 6:27 PM CDTTornado WarningMOBBaldwin63 min
Oct 25, 6:39 PM CDTTornado WarningMOBMobile36 min
Oct 25, 6:50 PM CDTSevere Thunderstorm WarningMOBButler40 min

Nearby

Severe Thunderstorm Warnings in Alabama, 1997Every severe thunderstorm warning in 1997

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.