Alert archive / Alabama / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 68, NWS Birmingham, AL

March 8, 1998Calhoun County, St. Clair County, Talladega County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Mar 8, 1998, 3:56 PM CST for Calhoun County, St. Clair County, Talladega County, Alabama. It was in force for 49 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
Mar 8, 1998, 3:56 PM CST (21:56 UTC)
Expired
Mar 8, 1998, 4:45 PM CST
In force
49 min
Issued by
NWS Birmingham, AL
Area
Whole counties

Counties Calhoun County, AL, St. Clair County, AL, Talladega County, AL

The watch it was issued in

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

IssuedProductOfficeLasted
Mar 8, 11:45 AM CSTSevere Thunderstorm WatchSPC6 hr
Mar 8, 3:45 PM CSTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 9.9 hours before the alert went out and 80 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 1998-03-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 93 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 1998-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 409 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
93 J/kg
Mixed-layer CIN
-114 J/kg
Mixed-layer LCL
537 m above ground
0-6 km bulk shear
72 kt
0-1 km storm-relative helicity
409 m²/s²
0-3 km storm-relative helicity
343 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.2

Open this sounding in Storm Lab

The text

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

941 
WUUS1 KBHM 082200 RRA
SVRBHM
ALC015-115-121-082245-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
356 PM CST SUN MAR 8 1998


THE NATIONAL WEATHER SERVICE IN BIRMINGHAM AL HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 445 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...

IN EAST CENTRAL ALABAMA

   ...CALHOUN COUNTY...

IN CENTRAL ALABAMA

   ...ST. CLAIR COUNTY...
   ...TALLADEGA COUNTY...

AT 354 PM CST... WEATHER RADAR SHOWED A SEVERE THUNDERSTORM THAT
EXTENDED FROM SYLACAUGA TO PELL CITY.  THE STORM WAS MOVING NORTHEAST
AT 45 MPH.


<<CALL TO ACTION>>
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 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 DONT
DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 7, 11:21 PM CSTTornado WarningBMXLowndes29 min
Mar 7, 11:39 PM CSTSevere Thunderstorm WarningBMXAutauga31 min
Mar 7, 11:50 PM CSTSevere Thunderstorm WarningBMXElmore, Montgomery35 min
Mar 8, 12:53 AM CSTSevere Thunderstorm WarningBMXBullock, Pike47 min
Mar 8, 1:19 AM CSTTornado WarningBMXPike31 min
Mar 8, 1:41 AM CSTSevere Thunderstorm WarningBMXBullock34 min
Mar 8, 1:55 AM CSTSevere Thunderstorm WarningBMXPike20 min
Mar 8, 2:00 AM CSTSevere Thunderstorm WarningBMXBarbour45 min
Mar 8, 7:04 AM CSTFlash Flood WarningBMXBarbour2 hr
Mar 8, 7:55 AM CSTFlash Flood WarningBMXRandolph2 hr
Mar 8, 8:44 AM CSTFlash Flood WarningBMXBarbour, Russell3 hr
Mar 8, 8:44 AM CSTFlash Flood WarningBMXPike3 hr
Mar 8, 11:15 AM CSTSevere Thunderstorm WarningBMXMontgomery65 min
Mar 8, 11:37 AM CSTFlash Flood WarningBMXBarbour3 hr
Mar 8, 11:37 AM CSTFlash Flood WarningBMXRussell3 hr
Mar 8, 11:37 AM CSTFlash Flood WarningBMXBullock, Pike3 hr
Mar 8, 12:07 PM CSTSevere Thunderstorm WarningBMXTallapoosa48 min
Mar 8, 2:53 PM CSTTornado WarningBMXLowndes32 min
Mar 8, 3:02 PM CSTFlash Flood WarningBMXBarbour, Russell6 hr
Mar 8, 3:02 PM CSTFlash Flood WarningBMXChambers, Lee, Macon, Tallapoosa6 hr
Mar 8, 3:02 PM CSTFlash Flood WarningBMXBullock, Pike6 hr
Mar 8, 3:12 PM CSTSevere Thunderstorm WarningBMXAutauga, Elmore33 min
Mar 8, 3:17 PM CSTSevere Thunderstorm WarningBMXMadison33 min
Mar 8, 3:19 PM CSTTornado WarningBMXDeKalb, Etowah31 min
Mar 8, 3:27 PM CSTTornado WarningBMXMadison18 min
Mar 8, 3:34 PM CSTSevere Thunderstorm WarningBMXJackson31 min
Mar 8, 3:43 PM CSTSevere Thunderstorm WarningBMXLimestone, Morgan32 min
Mar 8, 3:55 PM CSTSevere Thunderstorm WarningBMXDeKalb50 min
Mar 8, 4:04 PM CSTSevere Thunderstorm WarningBMXCherokee, Etowah61 min
Mar 8, 4:09 PM CSTFlash Flood WarningBMXRandolph5 hr
Mar 8, 4:11 PM CSTSevere Thunderstorm WarningBMXMadison, Morgan49 min
Mar 8, 4:14 PM CSTSevere Thunderstorm WarningBMXJackson51 min
Mar 8, 4:14 PM CSTSevere Thunderstorm WarningBMXCullman36 min
Mar 8, 5:00 PM CSTSevere Thunderstorm WarningBMXJackson, Madison45 min
Mar 8, 5:25 PM CSTSevere Thunderstorm WarningBMXMarshall35 min
Mar 8, 5:27 PM CSTSevere Thunderstorm WarningBMXBlount18 min
Mar 8, 5:45 PM CSTSevere Thunderstorm WarningBMXJackson45 min
Mar 8, 5:50 PM CSTSevere Thunderstorm WarningBMXElmore, Tallapoosa35 min
Mar 8, 5:58 PM CSTSevere Thunderstorm WarningBMXMarshall17 min

Nearby

Severe Thunderstorm Warnings in Alabama, 1998Every severe thunderstorm warning in 1998

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.