Alert archive / Louisiana / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 69, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Apr 27, 1991, 1:29 AM CDT for Beauregard Parish, Vernon Parish, Louisiana. It was in force for 61 min. 1 report 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
- Apr 27, 1991, 1:29 AM CDT (06:29 UTC)
- Expired
- Apr 27, 1991, 2:30 AM CDT
- In force
- 61 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
Counties Beauregard Parish, LA, Vernon Parish, LA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 27, 1:37 AM CDT | Hail 0.75 | Beauregard, 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, 6.5 hours before the alert went out and 85 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
- 2538 J/kg
- Mixed-layer CIN
- -51 J/kg
- Mixed-layer LCL
- 608 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 138 m²/s²
- 0-3 km storm-relative helicity
- 178 m²/s²
- Significant tornado parameter
- 1.8
- Supercell composite
- 8.8
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, Apr 26, 8:56 PM CDT, 4 hours 33 minutes before
LAZ001>003-005>009-011>014-MSZ010-TXZ028-032-033-045>049-260250- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTION NATIONAL WEATHER SERVICE LAKE CHARLES LA 850 PM CDT FRI APR 26 1991 AT 825 PM...STRONG THUNDERSTORMS WERE DETECTED NEAR LAFAYETTE...OPELOUSAS AND BETWEEN KINDER AND WELCH. PERSONS IN AND NEAR THIS THUNDERSTORM SHOULD BE ALERT FOR VERY HEAVY RAINS THAT MAY CAUSE FLOODING OF STREETS AND LOW LYING PLACES...STRONG GUSTY WINDS...AND DANGEROUS LIGHTNING. THUNDERSTORMS WITH VERY HEAVY RAIN WERE ALSO SHOWN IN TEXAS NEAR CONROE AND BETWEEN CONROE AND LIBERTY. OTHERWISE SCATTERED SHOWERS AND THUNDERSTORMS WERE SHOWN FROM SOUTHWEST MISSISSIPPI...TO JUST SOUTH OF BATON ROUGE...TO LAFAYETTE...TO JUST EAST OF KINDER. MOVEMENT WAS NORTHEAST AT 35 MILES AN HOUR.
Special weather statement, Apr 26, 8:58 PM CDT, 4 hours 31 minutes before
LAZ001>003-005>009-011>014-MSZ010-TXZ028-032-033-045>049-270250- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTION NATIONAL WEATHER SERVICE LAKE CHARLES LA 850 PM CDT FRI APR 26 1991 AT 825 PM...STRONG THUNDERSTORMS WERE DETECTED NEAR LAFAYETTE...OPELOUSAS AND BETWEEN KINDER AND WELCH. PERSONS IN AND NEAR THIS THUNDERSTORM SHOULD BE ALERT FOR VERY HEAVY RAINS THAT MAY CAUSE FLOODING OF STREETS AND LOW LYING PLACES...STRONG GUSTY WINDS...AND DANGEROUS LIGHTNING. THUNDERSTORMS WITH VERY HEAVY RAIN WERE ALSO SHOWN IN TEXAS NEAR CONROE AND BETWEEN CONROE AND LIBERTY. OTHERWISE SCATTERED SHOWERS AND THUNDERSTORMS WERE SHOWN FROM SOUTHWEST MISSISSIPPI...TO JUST SOUTH OF BATON ROUGE...TO LAFAYETTE...TO JUST EAST OF KINDER. MOVEMENT WAS NORTHEAST AT 35 MILES AN HOUR.
Special weather statement, Apr 26, 9:34 PM CDT, 3 hours 55 minutes before
TXZ046-033-270530- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PORT ARTHUR TX 934 PM CDT FRI APR 26 1991 ...TORNADO WATCH UNTIL 300 AM CDT FOR PARTS OF EAST AND SE TEXAS... AT 930 PM CDT A STRONG THUNDERSTORM WAS NORTH OF WARREN IN SOUTHWEST TYLER COUNTY MOVING NORTH NORTHEAST AT 30 MPH. THE STRONG THUNDERSTORMS HAVE A HISTORY OF PRODUCING STRONG WINDS AND LARGE HAIL. PERSONS IN AND NEAR WOODVILLE SHOULD BE READY FOR STRONG GUSTY WINDS AND POSSIBLE HAIL AS THIS STRONG THUNDERSTORM MOVES OVER THE CITY. LARGE HAIL AND DAMAGING WINDS HAVE BEEN REPORTED FROM THE GULLF COAST NORTHWARD THROUGH EAST TEXAS ON INTO THE CENTRAL PLAINS THIS EVENING. PERSONS SHOULD REMAIN ALERT FOR THE POSSIBILITY OF SEVERE WEATHER THROUGH EARLY SATURDAY MORNING. NNNN
Special weather statement, Apr 26, 9:51 PM CDT, 3 hours 38 minutes before
LAZ001>003-005>009-011>014-MSZ010-TXZ028-032-033-045>049-270350- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 950 PM CDT FRI APR 26 1991 AT 930 PM...STRONG THUNDERSTORMS WERE SHOWN NEAR BATON ROUGE AND VILLE PLATTE. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR. THESE THUNDERSTORMS WILL PRODUCE VERY HEAVY RAINFALL...STRONG GUSTY WINDS ...DANGEROUS LIGHTNING AND SOME SMALL HAIL. A THUNDERSTORM WITH VERY HEAVY RAIN WAS SHOWN OVER THE SOUTHERN END OF RAYBURN LAKE. OTHERWISE...A BAND OF SHOWERS AND THUNDERSTORMS WERE FROM SOUTHWEST MISSISSIPPI...TO BATON ROUGE...TO BETWEEN OAKDALE AND KINDER. SCATTERED SHOWERS AND THUNDERSTORMS WERE SHOWN IN EAST TEXAS FROM LUFKIN...TO WOODVILLE...TO CONROE. MOVEMENT WAS NORTHEAST AT 35 MILES AN HOUR.
Special weather statement, Apr 26, 10:55 PM CDT, 2 hours 34 minutes before
LAZ001>003-005>009-011>014-MSZ010-TXZ028-032-033-045>049-270450- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 1050 PM CDT FRI APR 26 1991 AT 1025 PM...STRONG THUNDERSTORMS WERE SHOWN 20 MILES NORTH OF BATON ROUGE AND NEAR BUNKIE. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR. THESE THUNDERSTORMS WILL PRODUCE VERY HEAVY RAINFALL...STRONG GUSTY WINDS ...DANGEROUS LIGHTNING AND POSSIBLY SOME SMALL HAIL. THE THUNDERSTORMS WERE PART OF AREA OF RAIN THAT EXTENDED FROM VILLE PLATTE TO WELL NORTHEAST OF BATON ROUGE. A THUNDERSTORM WITH VERY HEAVY RAIN WAS SHOWN NEAR THE SOUTHERN END OF LAKE LIVIGSTON. OTHERWISE...SHOWERS AND THUNDERSTO RMS WERE DETECTED FROM 20 MILES EAST OF ALEXANDRIA TO LAKE LIVIGSTON TEXAS. MOVEMENT WAS NORTHEAST AT 35 MPH.
Special weather statement, Apr 27, 12:00 AM CDT, 1 hour 29 minutes before
LAZ001>003-005>009-011>014-MSZ010-TXZ028-032-033-045>049-270550- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 1150 PM CDT FRI APR 26 1991 ...A TORNADO WATCH IS IN EFFECT UNTIL 4 AM FOR PORTIONS OF SOUTHWEST AND CENTRAL LOUISIANA.. THUNDERSTORMS WITH VERY HEAVY RAIN WERE SHOWN NEAR ALEXANDRIA...BETWEEN ALEXANDRIA AND FORT POLK...AND IN EAST TEXAS AROUND RAYBURN LAKE...AND BEAUMONT. THESE THUNDERSTORMS MAY PRODUCE STRONG GUSTY WINDS...DANGEROUS LIGHTNING ...AND POSSIBLY SOME SMALL HAIL. OTHERWISE...SHOWERS AND THUNDERSTORMS WERE DETECTED FROM NORTH OF WINNFIELD ...TO AROUND ALEXANDRIA...INTO EAST TEXAS TO THE BEAUMONT...RAYBURN LAKE AND TOLEDO BEXND RESERVIOR AREAS. SCATTERED SHOWERS AND THUNDERSTORMS WERE SHOWN BETWEEN NATCHEZ MISSISSIPPI AND BATON ROUGE. MOVEMENT WAS NORTHEAST AT 35 MILES AN HOUR.
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 26, 7:30 PM CDT | Severe Thunderstorm Warning | LCH | Calcasieu | 45 min |
| Apr 27, 12:32 AM CDT | Severe Thunderstorm Warning | LCH | Beauregard | 58 min |
| Apr 26, 9:49 PM CDT | Severe Thunderstorm Warning | LCH | Tyler | 56 min |
| Apr 26, 10:46 PM CDT | Tornado Warning | LCH | Tyler | 59 min |
| Apr 26, 11:21 PM CDT | Severe Thunderstorm Warning | LCH | Jasper | 54 min |
| Apr 26, 11:54 PM CDT | Severe Thunderstorm Warning | LCH | Newton | 66 min |
| Apr 27, 12:10 AM CDT | Tornado Warning | LCH | Jasper, Tyler | 65 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 1991Every severe thunderstorm warning in 1991
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.