Alert archive / Alabama / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 313, NWS Jackson, MS

July 25, 1994Choctaw County, Alabama

NWS Jackson, MS issued this severe thunderstorm warning at Jul 25, 1994, 12:53 PM CDT for Choctaw County, Alabama. It was in force for 67 min.

The area

The counties it named.

The facts

Issued
Jul 25, 1994, 12:53 PM CDT (17:53 UTC)
Expired
Jul 25, 1994, 2:00 PM CDT
In force
67 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Choctaw County, AL

The nearest sounding before it

Centreville/Bibb, AL (KCKL), launched 12:00Z, 5.9 hours before the alert went out and 140 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, Centreville/Bibb, AL at 12:00Z on 1994-07-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 902 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, Centreville/Bibb, AL at 12:00Z on 1994-07-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 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
902 J/kg
Mixed-layer CIN
-69 J/kg
Mixed-layer LCL
1096 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
32 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 Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 24, 7:41 PM CDTSevere Thunderstorm WarningJANWayne49 min
Jul 25, 2:49 PM CDTSevere Thunderstorm WarningJANJasper, Newton41 min
Jul 25, 3:31 PM CDTSevere Thunderstorm WarningJANJasper44 min
Jul 25, 4:10 PM CDTSevere Thunderstorm WarningJANScott35 min
Jul 25, 5:05 PM CDTSevere Thunderstorm WarningJANSunflower25 min
Jul 25, 5:12 PM CDTSevere Thunderstorm WarningJANHumphreys33 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.