Alert archive / Alabama / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 157, NWS Birmingham, AL

June 15, 1994Randolph County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jun 15, 1994, 3:41 PM CDT for Randolph County, Alabama. It was in force for 34 min.

The area

The counties it named.

The facts

Issued
Jun 15, 1994, 3:41 PM CDT (20:41 UTC)
Expired
Jun 15, 1994, 4:15 PM CDT
In force
34 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Randolph County, AL

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 8.7 hours before the alert went out and 213 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, Athens Municipal, GA at 12:00Z on 1994-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1158 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, Athens Municipal, GA at 12:00Z on 1994-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 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
1158 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
717 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
17 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
Jun 15, 3:30 PM CDTSevere Thunderstorm WarningBMXCullman30 min
Jun 15, 3:32 PM CDTSevere Thunderstorm WarningBMXTalladega28 min
Jun 15, 3:59 PM CDTSevere Thunderstorm WarningBMXCullman46 min
Jun 15, 4:37 PM CDTSevere Thunderstorm WarningBMXMorgan53 min
Jun 15, 5:21 PM CDTSevere Thunderstorm WarningBMXMadison39 min
Jun 15, 6:29 PM CDTSevere Thunderstorm WarningBMXLimestone, Madison61 min
Jun 15, 6:33 PM CDTSevere Thunderstorm WarningBMXTuscaloosa42 min

Nearby

Severe Thunderstorm Warnings in Alabama, 1994Every severe thunderstorm warning in 1994

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.