Alert archive / Louisiana / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 63, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Jun 9, 1990, 3:25 PM CDT for Cameron Parish, Jefferson Davis Parish, Louisiana. It was in force for 35 min.
The area
The counties it named.
The facts
- Issued
- Jun 9, 1990, 3:25 PM CDT (20:25 UTC)
- Expired
- Jun 9, 1990, 4:00 PM CDT
- In force
- 35 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
Counties Cameron Parish, LA, Jefferson Davis 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, 8.4 hours before the alert went out and 20 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
- 1167 J/kg
- Mixed-layer CIN
- -47 J/kg
- Mixed-layer LCL
- 969 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -57 m²/s²
- 0-3 km storm-relative helicity
- -38 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 092024 SVRLCH LAC023-053-092200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 325 PM CDT SAT JUN 9 1990 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 400 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST LOUISIANA ...NORTHEASTERN CAMERON PARISH...SOUTHERN JEFFERSON DAVIS PARISH AT 320 RADAR INDICATED A SEVERE THUNDERSTORM NEAR LAKE ARTHUR MOVING TO THE NORTHWEST AT 20 MILES AN HOUR. STRONG WINDS AND LARGE HAIL IS LIKELY WITH THIS STORM.
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, Jun 9, 1:11 PM CDT, 2 hours 14 minutes before
LAZ005-006-007-008-011-012-050140- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LAKE CHARLES LA 107 PM CDT SAT JUN 9 1990 AT 100 PM LAKE CHARLES RADAR SHOWED RAPIDLY DEVELOPING THUNDERSTORMS ALONG THE COAST IN CAMERON PARISH. VERY HEAVY RAINFALL...STRONG GUSTY WINDS...POSSIBLE SMALL HAIL..AND DANGEROUS LIGHTNING CAN BE EXPECTED WITH THESE STORMS. THESE STORMS WERE MOVING NORTHWEST AT 15 MILES AN HOUR. CONDITIONS AREA FAVORABLE FOR ADDITIONAL THUNDERSTORMS TO DEVELOP IN THIS AREA.
Special weather statement, Jun 9, 1:43 PM CDT, 1 hour 42 minutes before
LAZ005-006-007-008-011-012-091940- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 145 PM CDT SAT JUN 9 1990 AT 130 PM...SCATTERED THUNDERSTORMS WITH VERY HEAVY RAIN CONTINUED TO DEVELOP OVER THE COASTAL SECTIONS FROM JUST NORTHEAST OF SABINE PASS TO THE WHITE LAKE AREA AND TO THE WESTERN EDGE OF VERMILION BAY. STRONG GUSTY WINDS...VERY HEAVY RAIN...DANGEROUS LIGHTNING...AND POSSIBLY SOME SMALL HAIL MAY ACCOMPANY THE THUNDERSTORMS. CONDITIONS WILL REMAIN FAVORABLE FOR THUNDERSTORM DEVELOPMENT OVER CAMERON AND VERMILION PARISHES IN SOUTHWEST LOUISIANA FOR THE NEXT TWO HOURS. SCATTERED SHOWERS AND A FEW THUNDERSTORMS WITH VERY HEAVY RAIN CONTINUED IN THE GULF FROM THE COASTAL WATERS SOUTH OF ATCHAFALAYA BAY TO 80 TO 100 MILES SOUTH OF CAMERON. THE SHOWERS AND THUNDERSTORMS WERE MOVING NORTHWEST AT 15 MPH.
Special weather statement, Jun 9, 2:41 PM CDT, 44 minutes before
LAZ005-006-007-008-011-012-092040- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 240 PM CDT SAT JUN 9 1990 AT 225 PM...SCATTERED THUNDERSTORMS WITH VERY HEAVY RAIN CONTINUED OVER CAMERON AND VERMILION PARISHES IN SOUTHWEST LOUISIANA. THE THUNDERSTORMS WERE LOCATED FROM THE TEXAS/LOUISIANA BORDER WEST OF CAMERON TO BETWEEN CAMERON AND LAKE CHARLES TO NEAR ABBEVILLE. MOVEMENT WAS NORTHWEST AT 20 MILES AN HOUR. STRONG GUSTY WINDS...VERY HEAVY RAIN...AND DANGEROUS CLOUD TO GROUND LIGHTNING WILL ACCOMPANY THE THUNDERSTORMS. A CLUSTER OF THUNDERSTORMS WITH VERY HEAVY RAIN WAS SHOWN 25 TO 40 MILES SOUTH OF BATON ROUGE. ISOLATED SHOWERS AND THUNDERSTOCRMS REMAINED IN THE GULF FROM THE COASTAL WATERS TO BEYOND 100 MILES OFFSHORE FROM GALVESTON TEXAS TO ATCHAFALAYA BAY.
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.