Alert archive / Mississippi / Tornado Warnings in 1996

Tornado Warning 21, NWS New Orleans, LA

August 25, 1996Hancock County, Mississippi

NWS New Orleans, LA issued this tornado warning at Aug 25, 1996, 5:55 PM CDT for Hancock County, Mississippi. It was in force for 20 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
Aug 25, 1996, 5:55 PM CDT (22:55 UTC)
Expired
Aug 25, 1996, 6:15 PM CDT
In force
20 min
Issued by
NWS New Orleans, LA
Area
Whole counties

County Hancock County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 10.9 hours before the alert went out and 27 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, Slidell Radar S, LA at 12:00Z on 1996-08-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 445 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, Slidell Radar S, LA at 12:00Z on 1996-08-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 2 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
445 J/kg
Mixed-layer CIN
-66 J/kg
Mixed-layer LCL
1211 m above ground
0-6 km bulk shear
4 kt
0-1 km storm-relative helicity
2 m²/s²
0-3 km storm-relative helicity
39 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KNEW 252258
TORNEW
MSC045-252315-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
555 PM CDT SUN AUG 25 1996
 
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  615 PM CDT
FOR RESIDENTS IN THE FOLLOWING LOCATION...
 
IN SOUTH MISSISSIPPI
 
   ...NORTHEASTERN HANCOCK COUNTY
 
AT 555 PM CDT...DOPPLER RADAR IN SLIDELL INDICATED A SEVERE THUNDERSTORM
POSSIBLY PRODUCING A TORNADO IN THE VICINITY OF THE SELLERS COMMUNITY.
THIS STORM WAS NEARLY STATIONARY AND WILL ALSO PRODUCE TORRENTIAL
RAINFALL THROUGH 630 PM CDT.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING.  AS A LAST RESORT...SEEK SHELTER IN NA CULVERT...DITCH
OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 25, 2:53 PM CDTSevere Thunderstorm WarningLIXJackson52 min
Aug 25, 3:15 PM CDTSevere Thunderstorm WarningLIXAmite30 min
Aug 25, 3:49 PM CDTSevere Thunderstorm WarningLIXJackson41 min
Aug 25, 3:55 PM CDTSevere Thunderstorm WarningLIXAmite35 min
Aug 25, 4:23 PM CDTSevere Thunderstorm WarningLIXHarrison52 min
Aug 25, 4:28 PM CDTSevere Thunderstorm WarningLIXPearl River32 min

Nearby

Tornado Warnings in Mississippi, 1996Every tornado warning in 1996Tornadoes 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.