Alert archive / Louisiana / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 12, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Mar 29, 1990, 6:56 PM CST for Vermilion Parish, Louisiana. It was in force for 64 min.
The area
The counties it named.
The facts
- Issued
- Mar 29, 1990, 6:56 PM CST (00:56 UTC)
- Expired
- Mar 29, 1990, 8:00 PM CST
- In force
- 64 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County Vermilion 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 00:00Z, 0.9 hours before the alert went out and 93 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
- 50 J/kg
- Mixed-layer CIN
- -58 J/kg
- Mixed-layer LCL
- 813 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 138 m²/s²
- 0-3 km storm-relative helicity
- 160 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, Mar 29, 1:51 PM CST, 5 hours 5 minutes before
LAZ007-008-011-012-292040- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 145 PM CST THU MAR 28 1990 AT 130 PM...LARGE AND STRONG THUNDERSTORMS HAD MOVED OUT OF BEAUREGARD PARISH INTO VERNON PARISH. THESE THUNDERSTORMS WITH HEAVY RAIN WILL CONTINUE TO TEMPORARILY FLOOD STREETS AND LOW LYING HIGHWAYS FROM LEESVILLE ACROSS FORT POLK. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 25 MPH. A WIDESPREAD BAND OF SCATTERED THUNDERSTORMS AND RAIN...40 TO 50 MILES WIDE...WAS SHOWN IN WEST LOUISIANA AND EAST TEXAS FROM JUST EAST AND WEST OF ALEXANDRIA ACROSS TOLEDO BEND RESERVOIR AND RAYBURN LAKE TO LUFKIN THEN SOUTHWEST ACROSS LAKE LIVINGSTON TO WELL SOUTHWEST OF HUNTSVILLE. A LARGE RAIN AREA WITH A FEW THUNDERSTORMS WAS SHOWN FROM HOUSTON TO FREEPORT AND FROM LAFAYETTE ACROSS VERMILION BAY INTO THE GULF ABOUT 30 MILES MOVING NORTHEAST AT 25 MPH.
Special weather statement, Mar 29, 2:53 PM CST, 4 hours 3 minutes before
LAZ007-008-011-012-292140- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 245 PM CST THU MAR 28 1990 ...A SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 900 PM FOR PORTIONS OF SOUTHEAST TEXAS...WEST LOUISIANA...AND ADJACENT COASTAL WATERS... AT 235 PM...A WIDESPREAD BAND OF SCATTERED THUNDERSTORMS AND RAIN WAS SHOWN IN CENTRAL AND WEST LOUISIANA INTO EAST TEXAS FROM ALEXANDRIA TO TOLEDO BEND RESERVOIR SOUTH TO DERIDDER THEN WEST ACROSS RAYBURN LAKE...LUFKIN...SOUTHWEST TO COLLEGE STATION. A WIDESPREAD AREA OF RAIN WITH APPARENT STRONG THUNDERSTORMS MIXED IN THE RAIN WAS LOCATED FROM HOUSTON ACROSS GALVESTON AND FREEPORT SOUTH INTO THE GULF 75 MILES...ANDJ WEST OF HOUSTON AND GALVESTON ABOUT 75 MILES. THESE THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MPH. A FEW SHOWERS WERE SHOWN FROM MORGAN CITY TO LAFAYETTE.
Special weather statement, Mar 29, 3:47 PM CST, 3 hours 9 minutes before
LAZ007-008-011-012-292240- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 345 PM CST THU MAR 28 1990 ...A SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 900 PM FOR MOST OF CENTRAL AND SOUTHWEST LOUISIANA...AND ADJACENT COASTAL WATERS... AT 330 PM...CLUSTERS OF STRONG THUNDERSTORMS WERE NOW INDICATED FROM HOUSTON...GALVESTON...FREEPORT...INTO THE GULF 25 MILES SOUTHEAST THROUGH SOUTHWEST OF FREEPORT MOVING NORTHEAST AT 30 MPH. WIDESPREAD RAIN WITH SCATTERED THUNDERSTORMS MIXED IN THE RAIN WAS ALSO SHOWN FROM NORTH OF ALEXANDRIA TO WINNFIELD...THEN AGAIN OVER VERNON PARISH AROUND LEESVILLE AND FORT POLK...TO NEAR AND WELL NORTHEAST THROUGH SOUTHWEST OF LUFKIN. THESE THUNDERSTORMS WERE MOVING NORTH AT 30 MPH.
Special weather statement, Mar 29, 4:44 PM CST, 2 hours 12 minutes before
LAZ007-008-011-012-292345- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 440 PM CST THU MAR 28 1990 ...A SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 900 PM FOR MOST OF SOUTHWEST AND CENTRAL LOUISIANA...AND A FLASH FLOOD WATCH IS IN EFFECT TONIGHT... AT 430 PM A ISOLATED THUNDERSTORMS WAS OCCURRING A LITTLE NORTHEAST OF ALEXANDRIA AND ISOLATED SHOWERS WERE OCCURRING AROUND DERIDDER TO A LITTLE SOUTH OF OAKDALE. HOWEVER A LARGE MASS OF RAIN AND THUNDERSTORMS WERE MOVING THROUGH SOUTHEAST TEXAS APPROCHING WESTERN LOUISIANA. THUNDERSTORMS WITH VERY HEAVY RAIN WERE MOVING ALONG THE UPPER TEXAS COAST FROM NEAR HIGH ISLAND ACROSS GALVESTON BAY TO A LITTLE SOUTH OF FREEPORT. THESE THUNDERSTORMS WERE PART OF A LARGE MASS OF RAIN AND THUNDERSTORMS THAT WERE OCCURRING OVER MOST OF EAST TEXAS. THIS LARGE MASS OF RAIN AND THUNDERSTORMS WAS SPREADING EAST AT ABOUT 20 MPH. PERSONS IN SOUTHWEST AND CENTRAL LOUISIANA SHOULD REMAIN ALERT AND LISTEN FOR LATER STATEMENT OR WARNING DURING THE EVEN HOURS.
Special weather statement, Mar 29, 5:21 PM CST, 1 hour 35 minutes before
TXC245-300230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PORT ARTHUR TX 521 PM CST THU MAR 29 1990 ...SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 900 PM CST... ...FLASH FLOOD WATCH UNTIL 900 PM CST... AT 500 PM...A LINE OF STRONG THUNDERSTORMS FROM NEAR LUMBERTON THROUGH BEAUMONT AND NEDERLAND SOUTHWEST TO EAST OF HIGH ISLAND WAS MOVING EAST AT 30 MPH. STRONG GUSTY WINDS AND HEAVY RAINS CAN BE EXPECTED WITH THIS LINE OF STRONG THUNDERSTORMS. MOTORISTS SHOULD BE ESPECIALLY CAREFUL DUE TO THE WET ROADS AND VERY LOW VISIBILITY IN THE HEAVY RAINS. FLOODING OF LOW AREAS IS POSSIBLE AS 1 TO 3 INCHES OF RAIN IS POSSIBLE FROM THESE STRONG THUNDERSTORMS AS THEY MOVE ACROSS JEFFERSON AND ORANGE COUNTIES. A SPECIAL MARINE WARNING CONTINUES FOR THE COASTAL WATER BETWEEN HIGH ISLAND AND SABINE PASS UNTIL 700 PM CST. BOATERS AND MARINE INTERESTS SHOULD BE VERY CAUTIOUS AS THE STRONG THUNDERSTORMS CONTINUE IN THE COASTAL WATERS AS FAR WEST AS 25 TO 50 MILES SOUTH OF FREEPORT. NNNN
Special weather statement, Mar 29, 6:32 PM CST, 24 minutes before
TXZ046-048-300330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PORT ARTHUR TX 632 PM CST THU MAR 29 1990 ...FLASH FLOOD WATCH CONTINUES UNTIL 900 PM CST... ...SEVERE THUNDERSTORMS WATCH CANCELLED IN SE TEXAS... SEVERE THUNDERSTORM WATCH 96 IS NO LONGER IN EFFECT IN SOUTHEAST TEXAS. THE INTENSE LINE OF THUNDERSTORMS HAS MOVED EAST INTO SOUTHWEST LOUISIANA AND CONTINUES TO MOVE EAST. RAINFALLS OF ABOUT 1 INCH WERE RECORDED IN THE COASTAL AREAS OF JEFFERSON COUNTY AS THE LINE MOVED ACROSS THE AREA. A STRONG THUNDERSTORM IS ALONG THE NECHES RIVER SOUTH OF DAM B...MOVING NORTHEAST AT 20 MPH. WITH THE HEAVY RAINS OF LAST NIGHT AND SOME CREEK ALREADY OUT OF THEIR BANKS IN NORTH AND CENTRAL JASPER COUNTY...THE HEAVY RAINS FROM THIS STRONG THUNDERSTORMS WILL BRING MORE WATER PROBLEMS TO CENTRAL JASPER COUNTY. HEAVY RAINS WERE RECORDED IN LUFKIN WITH 2.65 INCHES IN THE PAST SIX HOURS. MOTORISTS SHOULD BE VERY CAUTIOUS TONIGHT IN AND AROUND NORTH AND CENTRAL JASPER COUNTY. WATER CAN SWEEP A CAR DOWNSTREAM WITH VERY LITTLE TROUBLE...DO NOT CROSS FLOWING WATER. NNNN
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 29, 6:03 PM CST | Severe Thunderstorm Warning | LCH | Cameron | 57 min |
| Mar 29, 6:56 PM CST | Severe Thunderstorm Warning | LCH | Calcasieu, Cameron, Jefferson Davis | 64 min |
| Mar 29, 7:28 PM CST | Tornado Warning | LCH | Calcasieu | 32 min |
| Mar 29, 7:32 PM CST | Severe Thunderstorm Warning | LCH | Acadia, Lafayette, Vermilion | 58 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.