Alert archive / Mississippi / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 113, NWS New Orleans, LA

April 14, 1996Pike County, Mississippi

NWS New Orleans, LA issued this severe thunderstorm warning at Apr 14, 1996, 8:56 PM CDT for Pike County, Mississippi. It was in force for 34 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 14, 1996, 8:56 PM CDT (01:56 UTC)
Expired
Apr 14, 1996, 9:30 PM CDT
In force
34 min
Issued by
NWS New Orleans, LA
Area
Whole counties

County Pike County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 1.9 hours before the alert went out and 123 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 00:00Z on 1996-04-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2003 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 00:00Z on 1996-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 218 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
2003 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
554 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
218 m²/s²
0-3 km storm-relative helicity
297 m²/s²
Significant tornado parameter
3.5
Supercell composite
14.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KNEW 150158 COR
SVRNEW
MSC113-150230-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING ...CORRECTION TO TIME
NATIONAL WEATHER SERVICE NEW ORLEANS LA
856 PM CDT SUN APR 14 1996

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  930 PM CDT
FOR RESIDENTS IN THE FOLLOWING LOCATION...

IN SOUTH MISSISSIPPI

   ...NORTHERN PIKE COUNTY

AT 852 PM CDT...PIKE COUNTY CIVIL DEFENSE REPORTED DIME SIZED HAIL
FALLING JUST EAST OF MCCOMB. RADAR INDICATED DEVELOPING STRONG TO SEVERE
THUNDERSTORMS IN NORTHERN PIKE COUNTY THAT WERE MOVING TO THE NORTH AT
35 MPH.

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.



&

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

Special weather statement, Apr 14, 4:10 PM CDT, 4 hours 46 minutes before
LAZ038-039-MSZ070-071-142145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
409 PM CDT SUN APR 14 1996

...THE SEVERE THUNDERSTORM WARNING FOR TANGIPAHOA PARISH AND PIKE COUNTY
HAS BEEN CANCELLED...

AT 405 PM CDT...THE THUNDERSTORM THAT PROMPTED THE SEVERE THUNDERSTORM
WARNING FOR NORTHERN TANGIPAHOA PARISH LOUISIANA AND PIKE COUNTY
MISSISSIPPI HAS WEAKENED AND MOVED INTO NORTHERN WASHINGTON PARISH AND
WALTHALL COUNTY. THE WARNING HAS BEEN CANCELLED.

ADDITIONAL STRONG TO SEVERE THUNDERSTORMS HAVE DEVELOPED JUST EAST
OF MISSISSIPPI RIVER IN SOUTHWEST MISSISSIPPI...AND THESE STORMS WILL
MOVE ACROSS EXTREME SOUTH MISSISSIPPI THROUGH THE REMAINDER OF THIS
AFTERNOON. A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM ACROSS
SOUTHWEST AND SOUTH CENTRAL MISSISSIPPI.
Special weather statement, Apr 14, 6:39 PM CDT, 2 hours 17 minutes before
LAZ034>040-046>050-056>070-MSZ068>071-077-080>082-150030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
614 PM CDT SUN APR 14 1996

...THE TORNADO WATCH FOR SOUTHEAST LOUISIANA AND SOUTH MISSISSIPPI
   EXPIRED AT 6 PM CDT...
...A TORNADO WATCH REMAINS IN EFFECT UNTIL 7 PM CDT FOR SOUTHWEST
   MISSISSIPPI TO INCLUDE WILKINSON..AMITE..PIKE AND WALTHALL
   COUNTIES...
...A FLASH FLOOD WATCH REMAINS IN EFFECT FOR TONIGHT ACROSS
   SOUTHEAST LOUISIANA AND COASTAL MISSISSIPPI...

MUCH OF THE THUNDERSTORM ACTIVITY HAS DIMINISHED ACROSS THE WATCH
AREA LATE THIS AFTERNOON HOWEVER NEW DEVELOPMENT WILL OCCUR. THE MAIN
CONCERN TONIGHT WILL BE HEAVY RAINFALL. STAY TUNED FOR LATER0 STATEMENTS
AND POSSIBLE WARNINGS.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 14, 9:01 PM CDTTornado WarningLIXHancock, Pearl River44 min
Apr 14, 10:08 PM CDTSevere Thunderstorm WarningLIXWilkinson52 min
Apr 14, 10:36 PM CDTSevere Thunderstorm WarningLIXAmite69 min
Apr 15, 2:16 AM CDTSevere Thunderstorm WarningLIXHancock, Pearl River29 min
Apr 15, 2:49 AM CDTFlash Flood WarningLIXHancock, Harrison, Pearl River4 hr
Apr 15, 2:49 AM CDTFlash Flood WarningLIXJackson4 hr

Nearby

Severe Thunderstorm Warnings in Mississippi, 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.