Alert archive / Louisiana / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 196, NWS Lake Charles, LA

July 4, 1995Rapides Parish, Louisiana

NWS Lake Charles, LA issued this severe thunderstorm warning at Jul 4, 1995, 2:41 PM CDT for Rapides Parish, Louisiana. It was in force for 64 min.

The area

The counties it named.

The facts

Issued: Jul 4, 1995, 2:41 PM CDT (19:41 UTC)
Expired: Jul 4, 1995, 3:45 PM CDT
In force: 64 min
Issued by: NWS Lake Charles, LA
Area: Whole counties

County Rapides Parish, LA

The radar

The Ft Polk radar (KPOE), 42 km from the middle of the area, began a volume at 19:45 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 7.7 hours before the alert went out and 136 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 3177 J/kg
Mixed-layer CIN: -1 J/kg
Mixed-layer LCL: 666 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: -12 m²/s²
0-3 km storm-relative helicity: 5 m²/s²
Significant tornado parameter: -0.1
Supercell composite: -0.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLCH 041943 RRA
SVRLCH
LAC079-042045-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
241 PM CDT TUE JUL 4 1995
 
THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  345 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL LOUISIANA
 
   ...RAPIDES PARISH
 
AT 243 PM...RADAR INDICATED A SEVERE THUNDERSTORM JUST SOUTH OF
GLENMORA. MOVEMENT WAS NORTHEAST AT 35 MILES AN HOUR.
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SH<OULD NOT DRIVE INTO LOW WATER CROSSINGS.

The office that day

Everything else NWS Lake Charles, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 4, 8:25 AM CDT	Severe Thunderstorm Warning	LCH	Beauregard	65 min
Jul 4, 1:14 PM CDT	Severe Thunderstorm Warning	LCH	Avoyelles	46 min
Jul 4, 2:03 PM CDT	Severe Thunderstorm Warning	LCH	Allen	42 min
Jul 4, 2:53 PM CDT	Severe Thunderstorm Warning	LCH	Grant	67 min
Jul 4, 4:22 PM CDT	Severe Thunderstorm Warning	LCH	LaSalle	38 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 1995 Every 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; radar from the NEXRAD Level II archive.