Alert archive / Alabama / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 448, NWS Birmingham, AL

October 18, 1996Morgan County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Oct 18, 1996, 1:45 AM CDT for Morgan County, Alabama. It was in force for 60 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
Oct 18, 1996, 1:45 AM CDT (06:45 UTC)
Expired
Oct 18, 1996, 2:45 AM CDT
In force
60 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Morgan County, AL

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 6.8 hours before the alert went out and 142 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 1996-10-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 44 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 1996-10-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 46 square meters per square second.193958Sfc1 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
44 J/kg
Mixed-layer CIN
-79 J/kg
Mixed-layer LCL
1516 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
46 m²/s²
0-3 km storm-relative helicity
124 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.

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 17, 11:58 PM CDTSevere Thunderstorm WarningBMXLauderdale62 min
Oct 18, 12:03 AM CDTSevere Thunderstorm WarningBMXColbert57 min
Oct 18, 12:37 AM CDTTornado WarningBMXLauderdale68 min
Oct 18, 12:57 AM CDTSevere Thunderstorm WarningBMXFranklin63 min
Oct 18, 1:01 AM CDTSevere Thunderstorm WarningBMXMarion59 min
Oct 18, 1:12 AM CDTSevere Thunderstorm WarningBMXLawrence, Limestone48 min
Oct 18, 1:38 AM CDTSevere Thunderstorm WarningBMXLamar67 min
Oct 18, 2:14 AM CDTSevere Thunderstorm WarningBMXFayette61 min
Oct 18, 2:24 AM CDTSevere Thunderstorm WarningBMXWalker66 min
Oct 18, 2:31 AM CDTSevere Thunderstorm WarningBMXPickens44 min
Oct 18, 2:47 AM CDTSevere Thunderstorm WarningBMXTuscaloosa58 min
Oct 18, 3:42 AM CDTSevere Thunderstorm WarningBMXSumter33 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.