Alert archive / Alabama / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 400, NWS Birmingham, AL

August 25, 1996Limestone County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Aug 25, 1996, 3:06 PM CDT for Limestone County, Alabama. It was in force for 69 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Aug 25, 1996, 3:06 PM CDT (20:06 UTC)
Expired
Aug 25, 1996, 4:15 PM CDT
In force
69 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Limestone County, AL

What was reported inside it

TimeReportWhereRemark
Aug 25, 3:27 PM CDTHail 0.75Athens, AL

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 8.1 hours before the alert went out and 182 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 1996-08-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 429 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 1996-08-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -20 square meters per square second.1939Sfc1 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
429 J/kg
Mixed-layer CIN
-99 J/kg
Mixed-layer LCL
1223 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
-20 m²/s²
0-3 km storm-relative helicity
-13 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
Aug 25, 1:16 PM CDTSevere Thunderstorm WarningBMXMadison59 min
Aug 25, 2:09 PM CDTSevere Thunderstorm WarningBMXLauderdale66 min
Aug 25, 3:29 PM CDTSevere Thunderstorm WarningBMXWinston46 min
Aug 25, 3:43 PM CDTSevere Thunderstorm WarningBMXLawrence62 min
Aug 25, 4:17 PM CDTSevere Thunderstorm WarningBMXWalker28 min
Aug 25, 5:00 PM CDTSevere Thunderstorm WarningBMXFayette30 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.