Alert archive / Alabama / Tornado Warnings in 1998

Tornado Warning 12, NWS Birmingham, AL

March 8, 1998DeKalb County, Etowah County, Alabama

NWS Birmingham, AL issued this tornado warning at Mar 8, 1998, 3:19 PM CST for DeKalb County, Etowah County, Alabama. It was in force for 31 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, 3:19 PM CST (21:19 UTC)
Expired
Mar 8, 1998, 3:50 PM CST
In force
31 min
Issued by
NWS Birmingham, AL
Area
Whole counties

Counties DeKalb County, AL, Etowah County, AL

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 9.3 hours before the alert went out and 143 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°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.

738 
WFUS1 KBHM 082124
TORBHM
ALC049-055-082150-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
319 PM CST SUN MAR 8 1998

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM AL HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 350 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...

IN NORTHERN ALABAMA

   ...DEKALB COUNTY...
   ...ETOWAH COUNTY...

AT 318 PM CST...WEATHER RADAR SHOWED A SEVERE THUNDERSTORM OVER
ETOWAH COUNTY NEAR ATTLLA MOVING NORTH NORTHEAST AT 45 MPH.  DOPPLER
RADAR INDICATED THAT A TORNADO MAY BE ASSOCIATED OR DEVELOPING IN THIS
STORM.  THE STORMS WILL AFFECT THE CLAY...KILPATRICK...GERALDINE AREAS.

IF YOU ARE CAUGHT OUTSIDE... SEEK SAFETY IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT... SEEK REFUGE IN A CULVERT... DITCH OR
LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

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, 3:27 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, 3:56 PM CSTSevere Thunderstorm WarningBMXCalhoun, St. Clair, Talladega49 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

Tornado Warnings in Alabama, 1998Every tornado warning in 1998Tornadoes 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.