Alert archive / Louisiana / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 201, NWS Jackson, MS

April 20, 1996Morehouse Parish, Louisiana; Ashley County, Arkansas

NWS Jackson, MS issued this severe thunderstorm warning at Apr 20, 1996, 6:17 PM CDT for Morehouse Parish, Louisiana; Ashley County, Arkansas. It was in force for 58 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
Apr 20, 1996, 6:17 PM CDT (23:17 UTC)
Expired
Apr 20, 1996, 7:15 PM CDT
In force
58 min
Issued by
NWS Jackson, MS
Area
Whole counties

Counties Ashley County, AR, Morehouse Parish, LA

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 11.3 hours before the alert went out and 177 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 12:00Z on 1996-04-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1706 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 12:00Z on 1996-04-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 152 square meters per square second.19395878Sfc1 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
1706 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
559 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
152 m²/s²
0-3 km storm-relative helicity
368 m²/s²
Significant tornado parameter
2.6
Supercell composite
12.4

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.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Apr 20, 2:11 PM CDT, 4 hours 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MISSISSIPPI
210 PM CDT SAT APR 20 1996

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1005 AM    1 SE HOLLANDALE           MS   1 INCH HAIL
04/20/96   WASHINGTON

1025 AM    10 N CANTON               MS   .88 INCH HAIL
04/20/96   MADISON

1100 AM    THOMASTOWN                MS   .75 INCH HAIL
04/20/96   LEAKE

1100 AM    CARTH6AGE                  MS   .75 INCH HAIL
04/20/96   LEAKE

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 20, 6:36 AM CDTSevere Thunderstorm WarningJANWashington39 min
Apr 20, 6:56 AM CDTSevere Thunderstorm WarningJANSunflower34 min
Apr 20, 7:20 AM CDTSevere Thunderstorm WarningJANWashington40 min
Apr 20, 7:23 AM CDTSevere Thunderstorm WarningJANLeflore52 min
Apr 20, 7:39 AM CDTSevere Thunderstorm WarningJANSunflower36 min
Apr 20, 8:10 AM CDTTornado WarningJANCarroll50 min
Apr 20, 9:47 AM CDTSevere Thunderstorm WarningJANYazoo28 min
Apr 20, 10:11 AM CDTSevere Thunderstorm WarningJANMadison49 min
Apr 20, 10:30 AM CDTSevere Thunderstorm WarningJANHumphreys, Sunflower30 min
Apr 20, 10:39 AM CDTTornado WarningJANLeake51 min
Apr 20, 10:43 AM CDTSevere Thunderstorm WarningJANLeflore47 min
Apr 20, 11:09 AM CDTTornado WarningJANNeshoba51 min
Apr 20, 11:38 AM CDTSevere Thunderstorm WarningJANKemper, Noxubee52 min
Apr 20, 4:50 PM CDTSevere Thunderstorm WarningJANKemper25 min
Apr 20, 5:25 PM CDTSevere Thunderstorm WarningJANKemper, Noxubee65 min
Apr 20, 5:30 PM CDTSevere Thunderstorm WarningJANWashington60 min
Apr 20, 5:38 PM CDTSevere Thunderstorm WarningJANBolivar67 min
Apr 20, 5:54 PM CDTSevere Thunderstorm WarningJANIssaquena36 min
Apr 20, 6:10 PM CDTSevere Thunderstorm WarningJANSharkey50 min
Apr 20, 6:21 PM CDTSevere Thunderstorm WarningJANHumphreys, Sunflower69 min
Apr 20, 6:31 PM CDTTornado WarningJANSharkey44 min
Apr 20, 6:38 PM CDTTornado WarningJANHumphreys, Washington67 min
Apr 20, 6:45 PM CDTSevere Thunderstorm WarningJANIssaquena60 min
Apr 20, 6:50 PM CDTSevere Thunderstorm WarningJANChoctaw, Winston40 min
Apr 20, 6:56 PM CDTSevere Thunderstorm WarningJANHolmes, Humphreys, Leflore, Sunflower49 min
Apr 20, 6:59 PM CDTSevere Thunderstorm WarningJANAttala46 min
Apr 20, 6:40 AM CDTSevere Thunderstorm WarningJANMorehouse50 min
Apr 20, 7:30 AM CDTSevere Thunderstorm WarningJANMorehouse45 min
Apr 20, 3:57 PM CDTSevere Thunderstorm WarningJANMorehouse63 min
Apr 20, 4:46 PM CDTSevere Thunderstorm WarningJANWest Carroll44 min
Apr 20, 6:54 AM CDTSevere Thunderstorm WarningJANChicot51 min
Apr 20, 8:54 AM CDTSevere Thunderstorm WarningJANChicot51 min
Apr 20, 4:18 PM CDTSevere Thunderstorm WarningJANAshley57 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 1996Severe Thunderstorm Warnings in Arkansas, 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.