Alert archive / Louisiana / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 39, NWS New Orleans, LA

April 6, 1994East Baton Rouge Parish, Louisiana

NWS New Orleans, LA issued this severe thunderstorm warning at Apr 6, 1994, 1:37 AM CDT for East Baton Rouge Parish, Louisiana. It was in force for 68 min.

The area

The counties it named.

The facts

Issued
Apr 6, 1994, 1:37 AM CDT (06:37 UTC)
Expired
Apr 6, 1994, 2:45 AM CDT
In force
68 min
Issued by
NWS New Orleans, LA
Area
Whole counties

County East Baton Rouge Parish, LA

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 6.6 hours before the alert went out and 138 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 1994-04-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 452 joules per kilogram.LCLEL10008507005003002001001 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 1994-04-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 121 square meters per square second.1939587897Sfc1 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
452 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
758 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
121 m²/s²
0-3 km storm-relative helicity
144 m²/s²
Significant tornado parameter
0.3
Supercell composite
1.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBTR 060636
SVRBTR
LAC033-077-121-060745-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BATON ROUGE LA
137 AM CDT WED APR 6 1994
 
THE NATIONAL WEATHER SERVICE IN BATON ROUGE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  245 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...S...
 
IN EAST CENTRAL LOUISIANA
 
   ...EAST BATON ROUGE PARISH
   ...SOUTHEASTERN POINTE COUPEE PARISH...WEST BATON ROUGE PARISH
 
RADAR SHOWED A LINE OF SEVERE THUNDERSTORMS NEAR LIVONIA SOUTH TO WEST
OF BRUSLY MOVING EAST AT 40 MPH. LOCAL LAW OFFICALS REPORTED HAIL TO
QUARTER SIZE AT LIVONIA.
 
 
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.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
 
 
 
&

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 5, 11:21 PM CDT, 2 hours 16 minutes before
LAZ029-033>037-060620-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BATON ROUGE LA
1116 PM CDT TUE APR 5 1994

...STRONG THUNDERSTORMS WERE MOVING ACROSS PARTS OF EAST CENTRAL
LOUISIANA...

RADAR SHOWED A SOLID LINE OF THUNDERSTORMS...SOME STRONG WITH HEAVY
RAIN...FROM SOUTHWEST MISSISSIPPI...SOUTHWEST ACROSS EAST AND WEST
FELICIANA PARISHES...POINTE COUPEE AND ST. LANDRY PARISHES.  THIS
LINE WAS MOVING SLOWLY SOUTHEAST.

STRONG GUSTY WIND...FREQUENT LIGHTNING...VERY HEAVY RAINFALL AND SMALL
MAY ACCOMPANY THE STRONGER STORMS AS THEY MOVE THROUGH THESE PARISHES
AND TO ST. LANDRY PARISH WITHIN THE NEXT ONE TO TWO HOURS.
Special weather statement, Apr 6, 12:29 AM CDT, 1 hour 8 minutes before
LAZ029-033>037-060700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BATON ROUGE LA
1230 AM CDT WED APR 6 1994

...STRONG THUNDERSTORMS WITH HEAVY RAIN MOVING THROUGH WEST AND
EAST FELICIANA PARISHES OF EAST CENTRAL LOUISIANA...

RADAR SHOWED A SOLID LINE OF THUNDERSTORMS...SOME STRONG WITH HEAVY
RAIN...FROM LAKE CHARLES THROUGH THE FELICIANA PARISHES INTO SOUTHWEST
MISSISSIPPI.  THE LINE WAS MOVING SLOWLY SOUTHEAST.

STRONG GUSTY WIND...FREQUENT LIGHTNING...VERY HEAVY RAINFALL AND SMALL
HAIL MAY ACCOMPANY THE STRONGER STORMS AS THEY MOVE THROUGH THESE
PARISHES AND INTO WEST BATON ROUGE THROUGH THE EARLY MORNING.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 6, 1:37 AM CDTSevere Thunderstorm WarningLIXPointe Coupee, West Baton Rouge68 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 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.