Alert archive / Louisiana / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 15, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Apr 10, 1990, 11:14 AM CDT for Beauregard Parish, Louisiana. It was in force for 61 min.
The area
The counties it named.
The facts
- Issued
- Apr 10, 1990, 11:14 AM CDT (16:14 UTC)
- Expired
- Apr 10, 1990, 12:15 PM CDT
- In force
- 61 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County 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, 4.2 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
- 583 J/kg
- Mixed-layer CIN
- -51 J/kg
- Mixed-layer LCL
- 621 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 176 m²/s²
- 0-3 km storm-relative helicity
- 228 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 3.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KLCH 101615 RRA SVRLCH LAC011-101715- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 1114 AM CDT TUE APR 10 1990 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1215 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST LOUISIANA ...BEAUREGARD PARISH AT 1112 CDT...THE LAKE CHARLES WEATHER RADAR SHOWED A SEVERE THUNDERSTORM JUST NORTHWEST OF DE QUINCY. THE THUNDERSTORM WAS MOVING NORTHEAST AT 30 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 UN2LESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
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 10, 10:07 AM CDT, 1 hour 7 minutes before
TXZ048-101715- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PORT ARTHUR TX 1007 AM CDT TUE APR 10 1990 ...SHOWERS AND THUNDERSTORMS MOVING CLOSER TO THE GOLDEN TRIANGLE THIS MORNING... AT 1010 AM CDT THIS MORNING A LINE OF SHOWERS AND THUNDERSTORMS EXTENDED NORTH OF BEAUMONT TO JASPER TEXAS. HOWEVER THE STRONGEST THUNDERSTORMS WERE NEAR KOUNTZE AND FROM BUNA TO NORTH OF DEWEYVILLE TEXAS. THE SHOWERS AND THUNDERSTORMS ARE MOVING SOUTHEAST AT 25 MPH AND SHOULD BE IN THE GOLDEN TRIANGLE AREA BY 12 NOON. PERSONS WORKING OUTDOORS WITHIN THE BEAUMONT/PORT ARTHUR AND ORANGE TEXAS AREA SHOULD PREPARE TO END THEIR ACTIVITIES AND MOVED TO A PLACE OF SHELTER. THE SHOWERS AND THUNDERSTORMS WILL MOVED INTO THE SOUTHEAST TEXAS COASTAL WATERS BY 2 PM. SO BOATERS ON LAKE SABINE AND THE COASTAL WATERS OFF THE SOUTHEAST TEXAS COAST SHOULD CONSIDER HEADING FOR PORT. NNNN
Special weather statement, Apr 10, 10:09 AM CDT, 1 hour 5 minutes before
TXZ048-101715- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PORT ARTHUR TX 1007 AM CDT TUE APR 10 1990 ...SHOWERS AND THUNDERSTORMS MOVING CLOSER TO THE GOLDEN TRIANGLE THIS MORNING... AT 10 AM CDT THIS MORNING A LINE OF SHOWERS AND THUNDERSTORMS EXTENDED NORTH OF BEAUMONT TO JASPER TEXAS. HOWEVER THE STRONGEST THUNDERSTORMS WERE NEAR KOUNTZE AND FROM BUNA TO NORTH OF DEWEYVILLE TEXAS. THE SHOWERS AND THUNDERSTORMS ARE MOVING SOUTHEAST AT 25 MPH AND SHOULD BE IN THE GOLDEN TRIANGLE AREA BY 12 NOON. PERSONS WORKING OUTDOORS WITHIN THE BEAUMONT/PORT ARTHUR AND ORANGE TEXAS AREA SHOULD PREPARE TO END THEIR ACTIVITIES AND MOVED TO A PLACE OF SHELTER. THE SHOWERS AND THUNDERSTORMS WILL MOVED INTO THE SOUTHEAST TEXAS COASTAL WATERS BY 2 PM. SO BOATERS ON LAKE SABINE AND THE COASTAL WATERS OFF THE SOUTHEAST TEXAS COAST SHOULD CONSIDER HEADING FOR PORT . NNNN
Special weather statement, Apr 10, 10:45 AM CDT, 29 minutes before
LAZ005-006-007-008-011-012-101643- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 1043 AM CDT TUE APR 10 1990 AT 1030 AM...ISOLATED THUNDERSTORMS...WITH VERY HEAVY RAIN...WERE OCCURRING FROM NEAR DE RIDDER TO 30 MILES WEST OF DE QUINCY. ISOLATED THUNDERSTORMS WITH VERY HEAVY RAIN WERE DETECTED IN THE JENA AND ALEXANDRIA AREAS. STRONG GUSTY WINDS...DANGEROUS CLOUD TO GROUND LIGHTNING AND VERY HEAVY RAINFALL CAN BE EXPECTED WITH THESE THUNDERSTORMS AS THEY MOVE NORTHEAST AT 30 MILES AN HOUR. ELSEWHERE...A LARGE AREA OF RAIN MIXED WITH ISOLATED THUNDERSTORMS...WITH VERY HEAVY RAIN...CONTINUED FROM THE ALEXANDRIA AREA...TO THE SOUTH END OF TOLEDO BEND RESERVOIR...TO WELL NORTH OF JENA...MANSFIELD LOUISIANA... AND SAN AUGUSTINE TEXAS. IN SOUTHEAST TEXAS... A LARGE AREA OF RAIN MIXED WITH ISOLATED THUNDERSTORMS...WITH VERY HEAVY RAIN...WAS INDICATED FROM THE CONROE AND LAKE LIVINGSTON AREAS...TO NEAR BAYTOWN AND BEAUMONT.
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.