Alert archive / Louisiana / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 13, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Feb 28, 1987, 3:36 AM CST for Allen Parish, Evangeline Parish, Rapides Parish, Louisiana. It was in force for 54 min.
The area
The counties it named.
The facts
- Issued
- Feb 28, 1987, 3:36 AM CST (09:36 UTC)
- Expired
- Feb 28, 1987, 4:30 AM CST
- In force
- 54 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
Counties Allen Parish, LA, Evangeline Parish, LA, Rapides 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, 9.6 hours before the alert went out and 101 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
- 1103 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 557 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 127 m²/s²
- 0-3 km storm-relative helicity
- 177 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 4.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KLCH 280936
SVRLCH
LAC079-003-039-281030-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
336 AM CST SAT FEB 28 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 430 AM CST FOR PEOPLE IN THE FOLLOWING PARISHES...
IN CENTRAL LOUISIANA
...RAPIDES
IN SOUTHWEST LOUISIANA
...ALLEN...NORTHERN EVANGELINE
AT 335 AM CST RADAR SHOWED A LARGE CLUSTER OF POSSIBLY SEVERE
THUNDERSTORMS FROM 20 MILES SOUTHWEST OF OAKDALE TO JUST SOUTHWEST OF
OAKDALE. THE THUNDERSTORMS WERE MOVING NORTHEAST AT NORTHEAST AT 50
MPH.
THESE THUNDERSTORMS WILL LIKELY PRODUCE DAMAGING WINDS AND LARGE
HAIL.
n
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.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, Feb 27, 10:35 PM CST, 5 hours 1 minute before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 1030 PM CST FRI FEB 27 1987 ...A FLASH FLOOD WATCH IS IN EFFECT FOR ALL OF LOUISIANA TONIGHT... AT 1025 PM...SCATTERED SHOWERS AND THUNDERSTORMS WERE DECREASING BETWEEN MORGAN CITY AND BATON ROUGE. WIDELY SCATTERED SHOWERS AND THUNDERSTORMS WERE INCREASING OVER NORTHEAST TEXAS AROUND RAYBURN LAKE AND SAN AUGUSTINE. MOVEMENT WAS NORTHEAST AT 40 MILES AN HOUR.6
Special weather statement, Feb 27, 11:30 PM CST, 4 hours 6 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 1130 PM CST FRI FEB 27 1987 ...A FLASH FLOOD WATCH IS IN EFFECT FOR ALL OF LOUISIANA TONIGHT... AT 1125 PM...WIDELY SCATTERED SHOWERS AND PATCHES OF LIGHT RAIN WERE OCCURRING BETWEEN LAKE CHARLES...LEESVILLE...AND EUNICE. WIDELY SCATTERED SHOWERS CONTINUED TO DECREASE AROUND AFCHAFALAYA BAY TO NEAR BATON ROUGE. SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED TOf INCREASE OVER NORTH/ EAST TEXAS AND NORTHWEST LOUISIANA FROM RAYBURN LAKE ACROSS THE NORTH PART OF TOLEDO BEND TO NEAR MANSFIELD. THE SHOWERS AND THUNDERSTORMS WERE MOVING NORTHEAST AT 50 MILES AN HOUR.
Special weather statement, Feb 28, 12:43 AM CST, 2 hours 53 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 1235 AM CST SAT FEB 28 1987 ...A FLASH FLOOD WATCH IS IN EFFECT FOR ALL OF LOUISIANA TONIGHT... AT 1226 AM...WIDELY SCATTERED STRONG THUNDERSTORMS WERE DEVELOPING 25 MILES NORTH OF LAKE CHARLES AND FROM 25 MILES SOUTHEAST OF DERIDDER NEAR ELIZABETH TO JUST WEST OF BUNKIE LOUISIANA...ISOLATED STRONG THUNDERSTORMS WERE ALSO SHOWN FROM 10 MILES SOUTHWEST OF LAFAYETTE TO 35 MILES NORTHEAST OF LAFAYETTE. RAIN AND SHOWERS EXTEND SOUTHEAST OF A LINE FROM NORTHWEST OF LAKE CHARLES TO LEESVILLE TO JENA. IN EAST TEXAS SRTONG THUNDERSTORMS WERE ALSO OCCURRING FROM NORTH OF FREEPORT TO NORTHWEST OF HOUSTON TO SOUTHWEST OF LAKE LIVINGSTON. THESE STRONG THUNDERSTORMS WERE MIXED IN A LARGE PATCH OF RAIN THAT EXTENDED FROM FREEPORT TO WEST OF HOUSTON TO NORTH OF LUFKIN. HOUR. MOVEMENT OF THUNDERSTORMS WAS NORTHEAST AT 45 MPH.
Special weather statement, Feb 28, 1:44 AM CST, 1 hour 52 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 140 AM CST SAT FEB 28 1987 ...A FLASH FLOOD WATCH IS IN EFFECT FOR ALL OF LOUISIANA TONIGHT... AT 127 AM...WIDELY SCATTERED STRONG THUNDERSTORMS WERE CONTINUE FROM ALONG THE COAST SOUTHEAST OF WHITE LAKE TO SOUTHEAST OF LAGAYETTE TO 20 MILES NORTH OF LAFAYETTE...AND FROM SOUTHEAST OF JENA TO 45 MILES NORTHWEST OF BATON ROUGE. OTHER STRONG THUNDERSTORMS WERE NOTED FROM 30 MILES NORTH OF LAKE CHARLES TO 10 MILES SOUTHEAST OF FORT POLK. THESE STRONG THUNDERSTORMS ARE MOVING NORTHEAST AT 45 TO 50 MPH AND WILL PRODUCE HEAVY RAIN AS WELL AS STRONG GUSTY SURFACE WINDS. IN SOUTHEAST TEXAS STRONG THUNDERSTORMS EXTENDED FROM JUST NORTHEAST OF LUFKIN TO WOODVILLE AND SOUTHERN LAKE RAYBURN TO 25 MILES WEST OF BEAUMONT...ALSO FROM 15 TO 60 MILES SOUTH OF GALVESTIN. MOVEMENT OF THUNDERSTORMS WAS NORTHEAST AT 45 MPH.
Special weather statement, Feb 28, 2:54 AM CST, 42 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PORT ARTHUR TX 255 AM CST SAT FEB 28 1987 AT 241 AM CST THIS SATURDAY MORNING..A WIND SHIFT WAS NOTED AT THE JEFFERSON COUNTY AIRPORT. THE WIND SHIFTED FROM THE SOUTH TO NORTHWEST AT 23 GUSTING 37 MPH. THE RAINFALL AMOUNT WAS ABOUT TWO HUNDRED OF AN INCH WITH A TEMPERATURE OF 67 DEGREES. THE PRESSURE IS STILL RISING AT 29.61 INCHES. MOST OF THE HEAVY RAIN APPEARS TO BE NEAR SABINE PASS TEXAS AND IS MOVING RAPIDLY TOWARD SOUTHWEST LOUISIANA.
Special weather statement, Feb 28, 3:27 AM CST, 9 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PORT ARTHUR TX 320AM CST SAT FEB 28 1987 ..TORNADO WATCH 18 IN EFFECT UNTIL 400 AM CST... A TORNADO WATCH CONTINUES IN EFFECT UNTL 400 AM CST THIS SATURDAY MORNING. THERE HAS BEEN NO REPORTES OF SEVERE WEATHER IN OR AROUND THE GOLDEN TRIANGLE THIS MORNING. A FEW HEAVY THUNDERSTORMS HAVE CAUSED VERY GUSTY WINDS TO NEAR 45 MPH NEAR BUNA IN SOUTHERN JASPER COUNTY ABOUT 245 AM CST. VERY HEAVY THUNDERSTORMS ROLLED ACROSS THE EAST TEXAS LAKES AREA EARLIER THIS MORNING WITH WINDS EXCEEDING 55 MPH. MOST OF THE THUNDERSTORMS HAVE MOVED INTO LOUISIANA WITH A FEW REMAINING IN NEWTON COUNTY HEADING TOWARDS THE LOUISIANA BORDER AT 315 AM CST THE WEATHER SERVICE OFFICE IN PORT ARTHUR HAS WINDS FROM THE WEST TO NORTHWEST ABOUT 20 MPH...WITH GUSTS TO 35 TO 40 MPH. THE FRON MOVED ACROSS THE BEAUMONT/PORT ARTHUR/ORANGE METROPOLITAN AREA ABOUT 245 AM AND THE WINDS HAVE BEEN FROM THE WEST TO NORTHWEST SINCE THEN AT NEAR 20 MPH WITH HIGHER GUSTS. SATURDAY SHOULD SEE PARTLY CLOUDY SKIES WITH TEMPERATURES IN THE 60S. THE WINDS WILL REMAIN GUSTY FROM THE NORTHWEST 15 TO 20 MPH AND GUSTY.
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 28, 2:55 AM CST | Severe Thunderstorm Warning | LCH | Calcasieu, Cameron | 80 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 1987Every severe thunderstorm warning in 1987
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.