Alert archive / Alabama / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 9, NWS Birmingham, AL

January 18, 1996Walker County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jan 18, 1996, 1:24 PM CST for Walker County, Alabama. It was in force for 51 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 18, 1996, 1:24 PM CST (19:24 UTC)
Expired
Jan 18, 1996, 2:15 PM CST
In force
51 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Walker County, AL

The radar

The Birmingham radar (KBMX), 86 km from the middle of the area, began a volume at 19:26 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 nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 7.4 hours before the alert went out and 84 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 1996-01-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1996-01-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 393 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
790 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
393 m²/s²
0-3 km storm-relative helicity
482 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 KBHM 181924 RRA
SVRBHM
ALC127-182015-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
124 PM CST THU JAN 18 1996
 
THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  215 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL ALABAMA
 
   ...WALKER COUNTY
 
AT 124 PM...A LINE OF SEVERE THUNDERSTORMS WAS MOVING THROUGH WESTERN
WALKER COUNTY. THIS SQUALL LINE WILL BE NEAR JASPER BY 140 PM. THIS LINE
OF SEVERE THUNDERSTORMS HAS A HISTORY OF KNOCKING A FEW TREES DOWN OVER
PARTS OF NORTHWEST ALABAMA SO FAR THIS AFTERNOON. MOVEMENT WAS NORTHEAST
AT 40 MPH.
 
 
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jan 18, 11:01 AM CST, 2 hours 23 minutes before
ALZ001>069-GAZ089-090-102-120-FLZ001>015-190300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1115 AM CST (1215 AM EST) THU JAN 18 1996

...DRASTIC WEATHER CHANGES CONTINUE FOR ALABAMA...NORTHWEST
FLORIDA...AND WEST CENTRAL GEORGIA DURING THE NEXT 24 HOURS....

STRONG TO SEVERE THUNDERSTORMS ARE MOVING CLOSER TO ALABAMA LATE
THIS MORNING. CONDITIONS REMAIN FAVORABLE FOR SEVERE WEATHER ACROSS
ALABAMA...NORTHWEST FLORIDA...AND WEST CENTRAL GEORGIA THROUGH THE
REST OF THIS AFTERNOON. WESTERN ALABAMA WILL LIKELY EXPERIENCE THE
FIRST SEVERE WEATHER DURING THE NEXT SEVERAL HOURS. THE VERY STRONG
COLD FRONT ASSOCIATED WITH THE SEVERE WEATHER IS EXPECTED TO MOVE
INTO NORTHWEST ALABAMA BY EARLY EVENING.

FOLLOWING THIS COLD FRONT RAPID TEMPERATURE FALLS ARE EXPECTED
ACROSS THE STATE TONIGHT AND RESIDENTS OF ALABAMA WILL AWAKE FRIDAY
TO VERY COLD AND WINDY CONDITIONS. CURRENTLY WINDS CHILL FORECAST
FOR FRIDAY MORNING AND AFTERNOON RANGE FROM ZERO DEGREES OVER THE
TENNESSEE VALLEY TO SINGLE DIGITS ACROSS CENTRAL AND READINGS IN THE
TEENS ARE LIKELY ACROSS SOUTH ALABAMA...NORTHWEST FLORIDA...AND WEST
CENTRAL GEORGIA. SNOW FLURRIES REMAIN POSSIBLE LATE TONIGHT ACROSS
NORTH AND CENTRAL ALABAMA BUT THE FAST MOVING SYSTEM IS NOT EXPECTED
TO PRODUCE SIGNIFICANT SNOW ACCUMULATION.

RESIDENTS OF ALABAMA...WEST CENTRAL GEORGIA...AND NORTHWEST FLORIDA
ARE ADVISED TO STAY TUNED TO NOAA WEATHER RADIO OR LOCAL BROADCAST
MEDIA FOR THE LATEST INFORMATION ON THIS DEVELOPING WEATHER
SITUATION.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 18, 11:02 AM CSTSevere Thunderstorm WarningBMXColbert, Lauderdale58 min
Jan 18, 11:02 AM CSTSevere Thunderstorm WarningBMXFranklin58 min
Jan 18, 11:34 AM CSTSevere Thunderstorm WarningBMXLamar, Marion56 min
Jan 18, 11:49 AM CSTSevere Thunderstorm WarningBMXPickens41 min
Jan 18, 12:19 PM CSTTornado WarningBMXLauderdale56 min
Jan 18, 12:30 PM CSTSevere Thunderstorm WarningBMXFayette60 min
Jan 18, 12:40 PM CSTSevere Thunderstorm WarningBMXMarion50 min
Jan 18, 12:40 PM CSTSevere Thunderstorm WarningBMXPickens50 min
Jan 18, 12:46 PM CSTSevere Thunderstorm WarningBMXWinston59 min
Jan 18, 12:52 PM CSTTornado WarningBMXFayette, Pickens38 min
Jan 18, 1:15 PM CSTTornado WarningBMXTuscaloosa30 min
Jan 18, 1:54 PM CSTSevere Thunderstorm WarningBMXCullman66 min
Jan 18, 1:54 PM CSTSevere Thunderstorm WarningBMXJefferson66 min

Nearby

Severe Thunderstorm Warnings in Alabama, 1996Every severe thunderstorm warning in 1996

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.