Alert archive / Alabama / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 155, NWS Birmingham, AL

March 3, 1997Winston County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Mar 3, 1997, 12:46 AM CST for Winston County, Alabama. It was in force for 59 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
Mar 3, 1997, 12:46 AM CST (06:46 UTC)
Expired
Mar 3, 1997, 1:45 AM CST
In force
59 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Winston County, AL

What was reported inside it

TimeReportWhereRemark
Mar 3, 1:00 AM CSTThunderstorm Wind 50Haleyville, 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 watch it was issued in

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

IssuedProductOfficeLasted
Mar 2, 11:45 PM CSTTornado WatchSPC5 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 6.8 hours before the alert went out and 121 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 00:00Z on 1997-03-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 18 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 00:00Z on 1997-03-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 323 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
18 J/kg
Mixed-layer CIN
-90 J/kg
Mixed-layer LCL
588 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
323 m²/s²
0-3 km storm-relative helicity
420 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBHM 030647 RRA
SVRBHM
ALC133-030745-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1246 AM CST MON MAR 3 1997
 
THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  145 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH ALABAMA
 
   ...WINSTON COUNTY
 
AT 1245 AM CST...WEATHER RADAR SHOWED A LINE OF SEVERE THUNDERSTORM
MOVING OVER THE HALEYVILLE AREA. THE STORMS WERE MOVING EAST AT 25 TO 30
MPH AND WILL AFFECT MOST COMMUNITIES ACROSS THE COUNTY.
 
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.
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CFAN AND OCCASIONALLY DO 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
Mar 2, 7:29 PM CSTFlash Flood WarningBMXColbert, Franklin, Lawrence3 hr
Mar 2, 7:29 PM CSTFlash Flood WarningBMXLauderdale, Limestone3 hr
Mar 2, 11:15 PM CSTSevere Thunderstorm WarningBMXColbert, Lauderdale45 min
Mar 2, 11:35 PM CSTSevere Thunderstorm WarningBMXMarion40 min
Mar 2, 11:38 PM CSTTornado WarningBMXColbert, Franklin, Lauderdale67 min
Mar 2, 11:55 PM CSTSevere Thunderstorm WarningBMXLamar50 min
Mar 3, 12:05 AM CSTSevere Thunderstorm WarningBMXMarion55 min
Mar 3, 12:29 AM CSTSevere Thunderstorm WarningBMXFayette61 min
Mar 3, 12:45 AM CSTTornado WarningBMXColbert, Lauderdale, Lawrence60 min
Mar 3, 12:45 AM CSTTornado WarningBMXFranklin60 min
Mar 3, 12:57 AM CSTSevere Thunderstorm WarningBMXMarion18 min
Mar 3, 1:02 AM CSTSevere Thunderstorm WarningBMXWalker58 min
Mar 3, 1:21 AM CSTSevere Thunderstorm WarningBMXLimestone69 min
Mar 3, 1:41 AM CSTSevere Thunderstorm WarningBMXLawrence, Morgan64 min
Mar 3, 2:03 AM CSTTornado WarningBMXLimestone57 min
Mar 3, 2:11 AM CSTTornado WarningBMXMadison, Morgan64 min
Mar 3, 2:41 AM CSTSevere Thunderstorm WarningBMXMarshall64 min
Mar 3, 2:46 AM CSTSevere Thunderstorm WarningBMXBlount44 min
Mar 3, 2:59 AM CSTSevere Thunderstorm WarningBMXEtowah46 min
Mar 3, 3:50 AM CSTSevere Thunderstorm WarningBMXCoosa, Elmore40 min
Mar 3, 4:10 AM CSTTornado WarningBMXCoosa, Tallapoosa65 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.