Alert archive / Alabama / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 99, NWS Birmingham, AL

January 24, 1997Cleburne County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jan 24, 1997, 10:23 PM CST for Cleburne County, Alabama. It was in force for 67 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
Jan 24, 1997, 10:23 PM CST (04:23 UTC)
Expired
Jan 24, 1997, 11:30 PM CST
In force
67 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Cleburne County, AL

The radar

The Atlanta radar (KFFC), 95 km from the middle of the area, began a volume at 04:23 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jan 24, 4:45 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 4.4 hours before the alert went out and 100 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, Peachtre/Fal Fld, GA at 00:00Z on 1997-01-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 128 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 00:00Z on 1997-01-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 186 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
128 J/kg
Mixed-layer CIN
-79 J/kg
Mixed-layer LCL
517 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
186 m²/s²
0-3 km storm-relative helicity
173 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBHM 250424 RRA
SVRBHM
ALC029-250530-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1023 PM CST FRI JAN 24 1997
 
THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1130 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL ALABAMA
 
   ...CLEBURNE COUNTY
 
A LINE OF SEVERE THUNDERSTORMS WILL MOVE ACROSS CLEBURNE COUNTY THROUGH
1130 PM. THESE THUNDERSTORMS WILL CONTINUE TO PRODUCE DIME SIZE OR
LARGER HAIL...VERY HEAVY RAINS...AND GUSTY WINDS. MOVEMENT WAS EAST AT
35 MPH.
 
 
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DOb PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 24, 6:10 PM CSTSevere Thunderstorm WarningBMXFranklin65 min
Jan 24, 6:14 PM CSTSevere Thunderstorm WarningBMXWalker61 min
Jan 24, 6:17 PM CSTSevere Thunderstorm WarningBMXWinston43 min
Jan 24, 6:20 PM CSTSevere Thunderstorm WarningBMXMorgan55 min
Jan 24, 6:23 PM CSTSevere Thunderstorm WarningBMXCleburne52 min
Jan 24, 6:30 PM CSTTornado WarningBMXFranklin60 min
Jan 24, 6:32 PM CSTTornado WarningBMXSt. Clair43 min
Jan 24, 6:35 PM CSTSevere Thunderstorm WarningBMXJackson55 min
Jan 24, 6:38 PM CSTTornado WarningBMXTalladega37 min
Jan 24, 6:45 PM CSTSevere Thunderstorm WarningBMXLawrence60 min
Jan 24, 6:45 PM CSTSevere Thunderstorm WarningBMXMarshall60 min
Jan 24, 6:54 PM CSTSevere Thunderstorm WarningBMXCullman51 min
Jan 24, 6:54 PM CSTSevere Thunderstorm WarningBMXJefferson51 min
Jan 24, 6:59 PM CSTTornado WarningBMXMarshall61 min
Jan 24, 7:01 PM CSTSevere Thunderstorm WarningBMXBlount44 min
Jan 24, 7:09 PM CSTSevere Thunderstorm WarningBMXMorgan66 min
Jan 24, 7:09 PM CSTSevere Thunderstorm WarningBMXDeKalb66 min
Jan 24, 7:11 PM CSTSevere Thunderstorm WarningBMXCalhoun64 min
Jan 24, 7:31 PM CSTSevere Thunderstorm WarningBMXLimestone, Madison59 min
Jan 24, 7:31 PM CSTTornado WarningBMXBlount44 min
Jan 24, 7:37 PM CSTTornado WarningBMXCalhoun, Cleburne53 min
Jan 24, 7:41 PM CSTSevere Thunderstorm WarningBMXWalker49 min
Jan 24, 7:46 PM CSTSevere Thunderstorm WarningBMXPickens, Tuscaloosa59 min
Jan 24, 7:53 PM CSTTornado WarningBMXEtowah52 min
Jan 24, 7:55 PM CSTSevere Thunderstorm WarningBMXJackson65 min
Jan 24, 8:01 PM CSTSevere Thunderstorm WarningBMXCullman59 min
Jan 24, 8:01 PM CSTSevere Thunderstorm WarningBMXJefferson59 min
Jan 24, 8:09 PM CSTTornado WarningBMXSt. Clair36 min
Jan 24, 8:12 PM CSTSevere Thunderstorm WarningBMXDeKalb63 min
Jan 24, 8:24 PM CSTSevere Thunderstorm WarningBMXBlount51 min
Jan 24, 8:28 PM CSTTornado WarningBMXJefferson47 min
Jan 24, 8:33 PM CSTSevere Thunderstorm WarningBMXWalker57 min
Jan 24, 8:35 PM CSTSevere Thunderstorm WarningBMXGreene, Sumter40 min
Jan 24, 8:41 PM CSTSevere Thunderstorm WarningBMXTuscaloosa49 min
Jan 24, 8:51 PM CSTSevere Thunderstorm WarningBMXBibb69 min
Jan 24, 8:51 PM CSTSevere Thunderstorm WarningBMXJefferson, St. Clair, Shelby69 min
Jan 24, 8:51 PM CSTSevere Thunderstorm WarningBMXHale69 min
Jan 24, 8:59 PM CSTSevere Thunderstorm WarningBMXCherokee31 min
Jan 24, 9:03 PM CSTTornado WarningBMXBlount, St. Clair27 min
Jan 24, 9:12 PM CSTSevere Thunderstorm WarningBMXGreene, Sumter48 min
Jan 24, 9:45 PM CSTSevere Thunderstorm WarningBMXEtowah30 min
Jan 24, 9:56 PM CSTSevere Thunderstorm WarningBMXBibb, Hale, Shelby64 min
Jan 24, 9:56 PM CSTSevere Thunderstorm WarningBMXGreene, Sumter64 min
Jan 24, 9:56 PM CSTSevere Thunderstorm WarningBMXCalhoun, St. Clair, Talladega64 min
Jan 24, 10:18 PM CSTSevere Thunderstorm WarningBMXJefferson42 min
Jan 24, 10:45 PM CSTSevere Thunderstorm WarningBMXMarengo45 min
Jan 24, 11:01 PM CSTSevere Thunderstorm WarningBMXChilton44 min
Jan 24, 11:29 PM CSTSevere Thunderstorm WarningBMXAutauga31 min
Jan 24, 11:32 PM CSTSevere Thunderstorm WarningBMXPerry28 min
Jan 24, 11:36 PM CSTSevere Thunderstorm WarningBMXDallas54 min
Jan 25, 12:09 AM CSTSevere Thunderstorm WarningBMXAutauga51 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; radar from the NEXRAD Level II archive.