Alert archive / Alabama / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 472, NWS Birmingham, AL

November 30, 1996Dallas County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Nov 30, 1996, 10:11 PM CST for Dallas County, Alabama. It was in force for 34 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
Nov 30, 1996, 10:11 PM CST (04:11 UTC)
Expired
Nov 30, 1996, 10:45 PM CST
In force
34 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Dallas County, AL

The radar

The Birmingham radar (KBMX), 99 km from the middle of the area, began a volume at 04:15 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, 4.2 hours before the alert went out and 100 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 1996-12-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 53 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 1996-12-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 288 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
53 J/kg
Mixed-layer CIN
-56 J/kg
Mixed-layer LCL
521 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
288 m²/s²
0-3 km storm-relative helicity
363 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

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.

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 30, 8:41 PM CSTSevere Thunderstorm WarningBMXColbert, Franklin64 min
Nov 30, 8:51 PM CSTSevere Thunderstorm WarningBMXLauderdale69 min
Nov 30, 9:02 PM CSTFlash Flood WarningBMXColbert, Franklin118 min
Nov 30, 9:02 PM CSTFlash Flood WarningBMXLauderdale118 min
Nov 30, 9:47 PM CSTSevere Thunderstorm WarningBMXColbert, Franklin58 min
Nov 30, 10:03 PM CSTSevere Thunderstorm WarningBMXLauderdale57 min
Nov 30, 10:25 PM CSTTornado WarningBMXChilton50 min
Nov 30, 10:57 PM CSTTornado WarningBMXCoosa63 min
Nov 30, 11:23 PM CSTTornado WarningBMXTalladega37 min
Nov 30, 11:28 PM CSTTornado WarningBMXClay47 min
Dec 1, 1:24 AM CSTTornado WarningBMXMontgomery51 min
Dec 1, 1:35 AM CSTTornado WarningBMXCoosa25 min
Dec 1, 1:38 AM CSTTornado WarningBMXTallapoosa37 min
Dec 1, 1:44 AM CSTTornado WarningBMXMacon46 min
Dec 1, 1:45 AM CSTTornado WarningBMXElmore30 min
Dec 1, 1:49 AM CSTTornado WarningBMXClay41 min
Dec 1, 1:59 AM CSTTornado WarningBMXTallapoosa46 min
Dec 1, 2:03 AM CSTFlash Flood WarningBMXElmore, Montgomery117 min
Dec 1, 2:05 AM CSTTornado WarningBMXRandolph40 min
Dec 1, 2:09 AM CSTTornado WarningBMXBullock36 min
Dec 1, 2:15 AM CSTTornado WarningBMXChambers45 min
Dec 1, 2:22 AM CSTTornado WarningBMXLee38 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.