Alert archive / Mississippi / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 238, NWS Jackson, MS

April 30, 1995Claiborne County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Apr 30, 1995, 5:35 AM CDT for Claiborne County, Mississippi. It was in force for 40 min.

The area

The counties it named.

The facts

Issued
Apr 30, 1995, 5:35 AM CDT (10:35 UTC)
Expired
Apr 30, 1995, 6:15 AM CDT
In force
40 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Claiborne County, MS

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 10.6 hours before the alert went out and 87 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, Jackson, MS at 00:00Z on 1995-04-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 641 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, Jackson, MS at 00:00Z on 1995-04-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 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
641 J/kg
Mixed-layer CIN
-23 J/kg
Mixed-layer LCL
1631 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
131 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

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 Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 30, 5:17 AM CDTSevere Thunderstorm WarningJANWarren28 min
Apr 30, 5:45 AM CDTSevere Thunderstorm WarningJANHinds45 min
Apr 30, 6:16 AM CDTSevere Thunderstorm WarningJANRankin44 min
Apr 30, 6:49 AM CDTSevere Thunderstorm WarningJANCopiah26 min
Apr 30, 7:02 AM CDTSevere Thunderstorm WarningJANSimpson58 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1995Every severe thunderstorm warning in 1995

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.