Alert archive / Louisiana / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 92, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Aug 30, 1990, 6:49 PM CDT for Allen Parish, Beauregard Parish, Louisiana. It was in force for 56 min.
The area
The counties it named.
The facts
- Issued
- Aug 30, 1990, 6:49 PM CDT (23:49 UTC)
- Expired
- Aug 30, 1990, 7:45 PM CDT
- In force
- 56 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
Counties Allen Parish, LA, Beauregard Parish, LA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 11.8 hours before the alert went out and 60 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.
- Mixed-layer CAPE
- 1788 J/kg
- Mixed-layer CIN
- -68 J/kg
- Mixed-layer LCL
- 969 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -4 m²/s²
- 0-3 km storm-relative helicity
- 36 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KLCH 302354 COR SVRLCH LAC003-011-310045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING...CORRECTED FOR WORDING NATIONAL WEATHER SERVICE LAKE CHARLES LA 649 PM CDT THU AUG 30 1990 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 745 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST LOUISIANA ...WESTERN ALLEN PARISH...EASTERN BEAUREGARD PARISH AT 648 PM...THE LAKE CHARLES WEATHER RADAR INDICATED A SEVERE THUNDERSTORM MIDWAY BETWEEN DE RIDDER AND OAKDALE. THE THUNDERSTORM WAS MOVING SOUTH AT 20 MILES AN HOUR. 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, Aug 30, 3:38 PM CDT, 3 hours 11 minutes before
LAZ005-006-007-008-011-012-302145- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 335 PM CDT THU AUG 30 1990 ...SEVERE THUNDERSTORMS WATCH IN EFFECT UNTIL 9 PM THIS THURSDAY EVENING FOR ALL OF SOUTHWEST AND CENTRSL LOUISIANA. AT 330 PM...THUNDERSTORMS...SOME WITH VERY HEAVY RAINS...WERE DEVELOPING RATHER RAPIDLY OVER PORTIONS OF CENTRAL LOUISIANA..MAINLY IN LASALLE.. GRANT..AND RAPIDES PARISHES. AN INTENSE THUNDERSTORM WITH HAIL INDICATED BY RADAR WAS SHOWN JUST EAST OF ALEXANDRIA ..ABOUT 15 MILES NORTH OF MARKSVILLE MOVING TOWARD THE SOUTH AT 25 MPH. PERSONS IN CENTRAL LOUISIANA SHOULD BE ON THE ALERT IN THE EVENT OTHER WEATHER DEVELOPMENTS OCCUR WERE A WARNING IS REQUIRED. PERIODS OF VERY HEAVY RAINS...STRONG GUSTY WINDS...DANGEROUS LUGHTNING.. AND HAIL ARE LIKELY TO OCCUR WITH THE HEAVIER THUNDERSTORMS. ALSO FLOODING OF LOW LYING AREAS IS LIKELY.
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 30, 4:26 PM CDT | Severe Thunderstorm Warning | LCH | Rapides | 64 min |
| Aug 30, 5:46 PM CDT | Severe Thunderstorm Warning | LCH | Rapides, Vernon | 59 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 1990Every severe thunderstorm warning in 1990
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.