Alert archive / Alabama / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 26, NWS Mobile, AL

January 24, 1997Clarke County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jan 24, 1997, 6:02 AM CST for Clarke County, Alabama. It was in force for 58 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jan 24, 1997, 6:02 AM CST (12:02 UTC)
Expired
Jan 24, 1997, 7:00 AM CST
In force
58 min
Issued by
NWS Mobile, AL
Area
Whole counties

County Clarke County, AL

The radar

The Mobile radar (KMOB), 118 km from the middle of the area, began a volume at 12:06 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.

What was reported inside it

TimeReportWhereRemark
Jan 24, 6:20 AM CSTThunderstorm Wind 50Grove Hill, AL

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 0.0 hours before the alert went out and 194 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 1997-01-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 379 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, Birmingham, AL at 12:00Z on 1997-01-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 316 square meters per square second.1939587897117Sfc1 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
379 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
510 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
316 m²/s²
0-3 km storm-relative helicity
348 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMOB 241203 RRA
SVRMOB
ALC025-241300-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
602 AM CST FRI JAN 24 1997
 
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  700 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHWEST ALABAMA
 
   ...CLARKE COUNTY
 
AT 602 AM NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF
SEVERE THUNDERSTORMS WHICH WILL MOVE ACROSS NORTHERN CLARKE COUNTY AND
EFFECT GROVE HILL BY 615 AM. LARGE HAIL AND DAMAGING WINDS ARE POSSIBLE
WITH THESE STORMS.
 
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRO"DUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 24, 5:32 AM CSTTornado WarningMOBChoctaw58 min
Jan 24, 5:36 AM CSTSevere Thunderstorm WarningMOBWashington69 min
Jan 24, 5:50 AM CSTSevere Thunderstorm WarningMOBMobile55 min
Jan 24, 6:31 AM CSTSevere Thunderstorm WarningMOBMonroe59 min
Jan 24, 6:34 AM CSTSevere Thunderstorm WarningMOBBaldwin56 min
Jan 24, 6:51 AM CSTSevere Thunderstorm WarningMOBWilcox54 min
Jan 24, 7:05 AM CSTSevere Thunderstorm WarningMOBConecuh55 min
Jan 24, 7:50 AM CSTSevere Thunderstorm WarningMOBCovington55 min
Jan 24, 8:05 AM CSTSevere Thunderstorm WarningMOBMobile55 min
Jan 24, 8:11 AM CSTSevere Thunderstorm WarningMOBCrenshaw64 min
Jan 24, 8:22 AM CSTSevere Thunderstorm WarningMOBBaldwin68 min
Jan 24, 9:25 AM CSTSevere Thunderstorm WarningMOBEscambia65 min
Jan 24, 4:11 PM CSTSevere Thunderstorm WarningMOBMobile64 min
Jan 24, 5:04 PM CSTTornado WarningMOBMobile56 min
Jan 24, 5:35 PM CSTSevere Thunderstorm WarningMOBBaldwin55 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.