Alert archive / Louisiana / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 83, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Nov 15, 1987, 7:50 PM CST for Calcasieu Parish, Louisiana. It was in force for 55 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Nov 15, 1987, 7:50 PM CST (01:50 UTC)
- Expired
- Nov 15, 1987, 8:45 PM CST
- In force
- 55 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County Calcasieu Parish, LA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Nov 15, 7:50 PM CST | Tornado F0 | Calcasieu, LA | |
| Nov 15, 8:03 PM CST | Tornado F1 | Calcasieu, LA |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 00:00Z, 1.8 hours before the alert went out and 19 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
- 2220 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 550 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 172 m²/s²
- 0-3 km storm-relative helicity
- 239 m²/s²
- Significant tornado parameter
- 2.3
- Supercell composite
- 12.8
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, Nov 15, 2:08 PM CST, 5 hours 42 minutes before
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</html>Special weather statement, Nov 15, 5:30 PM CST, 2 hours 20 minutes before
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</html>Special weather statement, Nov 15, 5:55 PM CST, 1 hour 55 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 554 PM CST SUN NOV 15 1987 ...STRONG THUNDERSTORMS ALONG SABINE RIVER ABOUT TO ENTER SOUTHWEST LOUISIANA... AT 530 PM...STRONG THUNDERSTORMS WERE SHOWN NEAR ORANGE TEXAS AND SABINE PASS MOVING NORTHEAST AT 35 MPH. PERSONS IN WESTERN CALCASIEU AND WESTERN CAMERON PARISHES SHOULD BE ALERT FOR THESE STORMS AS THEY WILL PRODUCE VERY HEAVY RAIN...FREQUENT LIGHTNING AND POSSIBLY SOME HAIL. SHOWERS AND THUNDERSTORMS COVERED MOST OF THE WESTERN HALF OF LOUISIANA AND PARTS OF EAST TEXAS. THIS AREA WAS SHOWN WEST OF A LINE FROM WHITE LAKE TO BATON ROUGE TO JENA LOUISIANA...AND SPREAD AS FAR WEST AS A BEAUMONT TEXAS...LAKE LIVINGSTON TEXAS LINE. RAIN AND THUNDERSTORMS...SOME WITH VERY HEAVY RAIN WERE SHOWN IN THE COASTAL WATERS BETWEEN WHITE LAKE AND GALVESTON TEXAS...AND EXTENDED TO 80 MILES OFFSHORE.
Special weather statement, Nov 15, 6:50 PM CST, 1 hour before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 650 PM CST SUN NOV 15 1987 ...A SEVERE THUNDERSTORM WARNING IS IN EFFECT FOR WESTERN BEAUREGARD PARISH UNTIL 700 PM THIS SUNDAY EVENING... ...WIDESPREAD SHOWERS AND THUNDERSTORMS NOW OVER WESTERN LOUISIANA... AT 630 PM...NUMEROUS SHOWERS AND THUNDERSTORMS WERE SHOWN FROM 70 MILES OFFSHORE NORTHWARD TO BETWEEN HIGH ISLAND TEXAS AND CAMERON...THROUGH LAKE CHARLES TO BETWEEN MANSFIELD AND ALEXANDRIA. THE STRONGEST THUNDER STORMS WERE DETECTED FROM NORTHWEST OF DEQUINCY THROUGH WESTERN CALCASIEU AND CAMERON PARISHES TO THE COASTAL WATERS JUST SOUTH OF CAMERON. MOVEMENT WAS NORTH AT 35 MPH. VERY HEAVY RAINS ALONG WITH DANGEROUS CLOUD TO GROUND LIGHTNING AND POSSIBLY SMALL HAIL ACCOMPANY THESE THUNDERSTORMS. AVOID THREATENING WEATHER...AND RELAY REPORTS OF SEVERE WEATHER OR WEATHER RELATED DAMAGE TO YOUR LAW ENFORCEMENT AGENCY OR TO THE NATIONAL WEATHERL SERVICE. < SCATTERED SHOWERS AND THUNDERSTORMS EXTENDED INTO EAST TEXAS FROM BEAUMONT TO CONROE NORTHWARD TO WELL NORTH OF LUFKIN.
Special weather statement, Nov 15, 7:02 PM CST, 48 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PORT ARTHUR TX 700PM CST SUN NOV 15 1987 ...TORNADO WATCH CONTINUES IN EFFECT UNTIL 800 PM CST... SHOWERS AND THUNDERSTORMS ARE SCATTERED OVER SOUTHEAST AND EAST TEXAS THIS EVENING. HEAVY RAINS WERE REPORTED IN THE ORANGE/BRIDGE CITY AREA EARLIER THIS EVENING. NO SEVERE WEATHER HAS BEEN REPORTED IN THE BEAUMONT/PORT ARTHUR/ORANGE METROPOLITAN AREA SO FAR THIS EVENING. ONE INCH OF RAIN WAS REPORTED JUST NORTHEAST OF THE CITY OF NACOGDOCHES LATE THIS AFTERNOON. STRONG GUSTY WINDS AND SOME STRONG THUNDERSTORMS RESULTED IN A SPECIAL MARINE WARNING IN THE COASTAL WATERS BETWEEN HIGH ISLAND AND SABINE PASS UNTIL 900 PM CST TONIGHT. THE WINDS GUSTED TO 46 MPH AT THE JEFFERSON COUNTY AIRPORT AT 632 PM AS THE SOUTHEAST WINDS HAVE MAINTAINED SPEED OF 15 TO 25 MPH THROUGH THE AFTERNOON. THE GUSTY SOUTHEAST WINDS WILL CONTINUE THROUGH THE NIGHT AND FOR MOST OF MONDAY BEFORE TJHE COLD FRONT MOVES THROUGH THE GOLDEN TRIANGLE AND INTO THE COASTAL WATERS LATE IN THE AFTERNOON. THE FRONTAL PASSAGE WILL BRING IN THE DRY COOL NORTHWEST WINDS AND LOWER OUR TEMPERATURES AND HUMIDITIES.
Special weather statement, Nov 15, 7:43 PM CST, 7 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 743 PM CST SUN NOV 15 1987 ...STRONG THUNDERSTORMS CONTINUE IN SOUTHWEST LOUISIANA THIS SUNDAY EVENING... AT 730 PM...A CLUSTER OF STRONG THUNDERSTORMS WAS SHOWN FROM NORTH OF CAMERON...THROUGH LAKE CHARLES...TO DEQUINCY AND DERIDDER. MOVEMENT WAS NORTH AT 35 MPH. THESE THUNDERSTORMS ARE PRODUCING FREQUENT DANGEROUS LIGHTNING AND POSSIBLY SMALL HAIL. STRONG GUSTY WINDS IN ASSOCIATION WITH THESE THUNDERSTORMS HAVE REACHED 49 MILES AN HOUR AT THE LAKE CHARLES MUNICIPAL AIRPORT. REMAIN INDOORS AND AWAY FROM WINDOWS DURING THUNDERSTORMS. AVOID USING ELECTRICAL APPLIANCES OR THE TELEPHONE UNLESS IN AN EMERGENCY. RELAY REPORTS OF SEVERE WEATHER OR WEATHER RELATED DAMAGE TO YOUR LAW ENFORCEMENT AGENCY OR TO THE NATIONAL WEATHER SERVICE. < NUMEROUS SHOWERS AND THUNDERSTORMS WERE SHOWN ALONG AND WEST OF A LINE FROM 50 MILES SOUTH OF CAMERON TO ALEXANDRIA TO MONROE. THE SHOWERS AND THUNDERSTORMS BECAME SCATTERED IN EAST AND NORTHEAST TEXAS.
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 15, 10:05 PM CST | Severe Thunderstorm Warning | LCH | Jasper, Newton | 25 min |
| Nov 15, 10:38 PM CST | Severe Thunderstorm Warning | LCH | Newton | 37 min |
| Nov 16, 2:24 AM CST | Severe Thunderstorm Warning | LCH | Jefferson, Orange | 116 min |
| Nov 16, 2:45 AM CST | Tornado Warning | LCH | Orange | 114 min |
| Nov 16, 10:05 AM CST | Severe Thunderstorm Warning | LCH | Jasper, Newton, Orange | 55 min |
| Nov 15, 8:08 PM CST | Tornado Warning | LCH | Calcasieu | 52 min |
| Nov 15, 8:44 PM CST | Severe Thunderstorm Warning | LCH | Allen | 46 min |
| Nov 15, 9:49 PM CST | Tornado Warning | LCH | Beauregard | 56 min |
| Nov 16, 2:57 AM CST | Severe Thunderstorm Warning | LCH | Beauregard, Calcasieu | 63 min |
| Nov 16, 4:00 AM CST | Severe Thunderstorm Warning | LCH | Beauregard, Calcasieu | 60 min |
| Nov 16, 4:00 AM CST | Severe Thunderstorm Warning | LCH | Allen | 60 min |
| Nov 16, 7:00 AM CST | Flash Flood Warning | LCH | Grant, LaSalle, Rapides | 2 hr |
| Nov 16, 9:08 AM CST | Flash Flood Warning | LCH | Grant, LaSalle, Rapides | 3 hr |
| Nov 16, 10:34 AM CST | Severe Thunderstorm Warning | LCH | Beauregard, Vernon | 56 min |
| Nov 16, 10:34 AM CST | Severe Thunderstorm Warning | LCH | Calcasieu, Cameron | 56 min |
| Nov 16, 11:02 AM CST | Severe Thunderstorm Warning | LCH | Allen, Rapides | 58 min |
| Nov 16, 11:02 AM CST | Severe Thunderstorm Warning | LCH | Jefferson Davis | 58 min |
| Nov 16, 11:38 AM CST | Severe Thunderstorm Warning | LCH | Acadia, Lafayette, Vermilion | 2 hr |
| Nov 16, 11:38 AM CST | Severe Thunderstorm Warning | LCH | Evangeline | 2 hr |
| Nov 16, 12:00 PM CST | Flash Flood Warning | LCH | Grant, LaSalle, Rapides | 4 hr |
| Nov 16, 12:17 PM CST | Tornado Warning | LCH | Acadia, Jefferson Davis | 43 min |
| Nov 16, 12:45 PM CST | Tornado Warning | LCH | Rapides | 60 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.