Alert archive / Alabama / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 133, NWS Birmingham, AL

April 3, 1998Lamar County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Apr 3, 1998, 1:23 AM CST for Lamar County, Alabama. It was in force for 32 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
Apr 3, 1998, 1:23 AM CST (07:23 UTC)
Expired
Apr 3, 1998, 1:55 AM CST
In force
32 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Lamar County, AL

The radar

The Columbus AFB radar (KGWX), 25 km from the middle of the area, began a volume at 07:24 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 00:00Z, 7.4 hours before the alert went out and 139 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 1998-04-03Temperature 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 00:00Z on 1998-04-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.1939587897117136Sfc1 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
2619 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
5 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, Apr 2, 11:43 PM CST, 1 hour 40 minutes before
GAZ089>090-040610-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1243 AM EST SAT APR 3 1998

THE TORNADO WATCH HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES
IN WEST GEORGIA...

MUSCOGEE AND CHATTAHOOCHIE.

STORMS HAVE MOVED EAST OF THE AREA.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 3, 12:24 AM CSTSevere Thunderstorm WarningBMXSumter46 min
Apr 3, 1:30 AM CSTSevere Thunderstorm WarningBMXGreene, Hale50 min
Apr 3, 1:40 AM CSTSevere Thunderstorm WarningBMXMarion45 min
Apr 3, 2:01 AM CSTSevere Thunderstorm WarningBMXColbert, Lauderdale49 min
Apr 3, 2:09 AM CSTSevere Thunderstorm WarningBMXBibb46 min
Apr 3, 2:49 AM CSTSevere Thunderstorm WarningBMXLauderdale16 min
Apr 3, 2:54 AM CSTSevere Thunderstorm WarningBMXClay31 min
Apr 3, 2:29 PM CSTSevere Thunderstorm WarningBMXJackson, Madison46 min
Apr 3, 2:40 PM CSTSevere Thunderstorm WarningBMXBarbour, Russell50 min
Apr 3, 2:58 PM CSTTornado WarningBMXRussell47 min
Apr 3, 3:04 PM CSTTornado WarningBMXJackson36 min
Apr 3, 3:15 PM CSTTornado WarningBMXDeKalb50 min
Apr 3, 3:27 PM CSTSevere Thunderstorm WarningBMXLimestone48 min
Apr 3, 4:00 PM CSTSevere Thunderstorm WarningBMXLawrence50 min
Apr 3, 4:14 PM CSTSevere Thunderstorm WarningBMXMorgan36 min
Apr 3, 4:19 PM CSTSevere Thunderstorm WarningBMXMadison, Marshall31 min
Apr 3, 4:28 PM CSTSevere Thunderstorm WarningBMXMadison47 min
Apr 3, 4:32 PM CSTSevere Thunderstorm WarningBMXLimestone33 min
Apr 3, 4:47 PM CSTSevere Thunderstorm WarningBMXJackson63 min
Apr 3, 5:27 PM CSTSevere Thunderstorm WarningBMXMarshall33 min
Apr 3, 5:47 PM CSTSevere Thunderstorm WarningBMXDeKalb, Jackson63 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; radar from the NEXRAD Level II archive.