Alert archive / Louisiana / Flash Flood Warnings in 2017
Flash Flood Warning 80, NWS Lake Charles, LA
NWS Lake Charles, LA issued this flash flood warning at Aug 29, 2017, 10:22 PM CDT for Beauregard Parish, Vernon Parish, Louisiana; Jasper County, Newton County, Texas. It was in force for 11 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 29, 2017, 10:22 PM CDT (03:22 UTC)
- Expired
- Aug 30, 2017, 9:15 AM CDT
- In force
- 11 hr
- Issued by
- NWS Lake Charles, LA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Beauregard Parish, LA, Vernon Parish, LA, Jasper County, TX, Newton County, TX
The radar
The Ft Polk radar (KPOE), 56 km from the middle of the area, began a volume at 03:23 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 00:00Z, 3.4 hours before the alert went out and 114 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
- 888 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 667 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 65 m²/s²
- 0-3 km storm-relative helicity
- 130 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 2.6
The text
As transmitted.
544
WGUS54 KLCH 300322
FFWLCH
LAC011-115-TXC241-351-300915-
/O.NEW.KLCH.FF.W.0080.170830T0322Z-170830T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Lake Charles LA
1022 PM CDT TUE AUG 29 2017
The National Weather Service in Lake Charles has issued a
* Flash Flood Warning for...
Western Beauregard Parish in southwestern Louisiana...
Western Vernon Parish in west central Louisiana...
Newton County in southeastern Texas...
Northeastern Jasper County in southeastern Texas...
* Until 415 AM CDT
* At 1021 PM CDT, Doppler radar and automated rain gauges indicated
heavy rain falling across the warned area. Flash flooding is
already occurring.
* Some locations that will experience flooding include...
Jasper, Leesville, Newton, Rosepine, Merryville, Anacoco, Singer,
Fort Polk, De Ridder, Slagle, Toledo Bend Dam, Call, Fields, Bon
Weir, Burkeville, Deridder, Dequincy, New Llano, Hornbeck and
Browndell.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 3136 9302 3049 9343 3051 9388 3077 9387
3110 9414 3116 9391 3117 9358 3120 9355
3124 9356 3128 9353 3128 9344 3136 9339
$$
Jones2 follow-up statements
997
WGUS54 KLCH 300907
FFWLCH
LAC011-115-TXC241-351-301415-
/O.EXT.KLCH.FF.W.0080.000000T0000Z-170830T1415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Lake Charles LA
407 AM CDT WED AUG 30 2017
The National Weather Service in Lake Charles has extended the
* Flash Flood Warning for...
Western Beauregard Parish in southwestern Louisiana...
Western Vernon Parish in west central Louisiana...
Newton County in southeastern Texas...
Northeastern Jasper County in southeastern Texas...
* Until 915 AM CDT
* At 406 AM CDT, Doppler radar and automated rain gauges indicated
heavy rain falling across the warned area. Flash flooding is
already occurring.
* Some locations that will experience flooding include...
Jasper, Leesville, Newton, Rosepine, Merryville, Anacoco, Singer,
Fort Polk, De Ridder, Slagle, Toledo Bend Dam, Call, Fields, Bon
Weir, Burkeville, Deridder, Dequincy, New Llano, Hornbeck and
Browndell.
Additional rainfall amounts of one to three inches are possible in
the warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, country roads, farmland, and other low lying
spots.
&&
LAT...LON 3136 9302 3049 9343 3051 9388 3077 9387
3110 9414 3116 9391 3117 9358 3120 9355
3124 9356 3128 9353 3128 9344 3136 9339
$$
Rua046
WGUS74 KLCH 301109
FFSLCH
Flash Flood Statement
National Weather Service Lake Charles LA
609 AM CDT WED AUG 30 2017
LAC011-115-301118-
/O.CAN.KLCH.FF.W.0080.000000T0000Z-170830T1415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Beauregard LA-Vernon LA-
609 AM CDT WED AUG 30 2017
...THE FLASH FLOOD WARNING FOR WESTERN BEAUREGARD AND WESTERN VERNON
PARISHES IS CANCELLED...
Rainfall rates are such that no new flash flooding is expected in
the short term. Please continue to heed any remaining road closures.
LAT...LON 3118 9354 3111 9354 3109 9356 3106 9352
3102 9352 3099 9358 3097 9357 3096 9353
3093 9353 3089 9357 3084 9356 3080 9357
3076 9361 3073 9361 3055 9373 3051 9388
3077 9387 3110 9414 3116 9391 3117 9358
$$
TXC241-351-301415-
/O.CON.KLCH.FF.W.0080.000000T0000Z-170830T1415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Newton TX-Jasper TX-
609 AM CDT WED AUG 30 2017
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 915 AM CDT FOR
NEWTON AND NORTHEASTERN JASPER COUNTIES...
At 608 AM CDT, Doppler radar and automated rain gauges indicated that
heavy rain was falling over the area. Flash flooding is already
occurring.
Some locations that will experience flooding include...
Jasper, Newton, Call, Bon Weir, Burkeville, Toledo Bend Dam,
Browndell, Trout Creek, Farrsville, Old Salem, Mayflower, Jamestown,
Harrisburg, Stringtown, Sam Rayburn Dam, Bleakwood and Wiergate.
Additional rainfall amounts of one to two inches are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, country roads, farmland, and other low lying
spots.
&&
LAT...LON 3118 9354 3111 9354 3109 9356 3106 9352
3102 9352 3099 9358 3097 9357 3096 9353
3093 9353 3089 9357 3084 9356 3080 9357
3076 9361 3073 9361 3055 9373 3051 9388
3077 9387 3110 9414 3116 9391 3117 9358
$$
RuaThe office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 29, 7:09 PM CDT | Flash Flood Warning | LCH | Calcasieu, Cameron | 3 hr |
| Aug 29, 7:13 PM CDT | Special Marine Warning | LCH | 32 min | |
| Aug 29, 7:24 PM CDT | Flash Flood Warning | LCH | Beauregard, Vernon | 6 hr |
| Aug 29, 7:42 PM CDT | Special Marine Warning | LCH | 33 min | |
| Aug 29, 11:29 PM CDT | Wind Advisory | LCH | Allen, Avoyelles, Beauregard, Evangeline, Lafayette, Rapides and 3 more | 20 hr |
| Aug 30, 4:18 AM CDT | Flash Flood Warning | LCH | Calcasieu, Cameron | 5 hr |
| Aug 30, 8:20 AM CDT | Flash Flood Warning | LCH | Beauregard, Calcasieu, Vernon | 12 hr |
| Aug 29, 10:16 PM CDT | Flash Flood Warning | LCH | Hardin, Jasper, Jefferson, Newton, Orange | 11 hr |
| Aug 29, 11:10 PM CDT | Flash Flood Warning | LCH | Hardin, Jasper, Tyler | 10 hr |
| Aug 30, 8:40 AM CDT | Flash Flood Warning | LCH | Hardin, Jasper, Jefferson, Newton, Orange, Tyler | 24 hr |
Nearby
Flash Flood Warnings in Louisiana, 2017Flash Flood Warnings in Texas, 2017Every flash flood warning in 2017
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; radar from the NEXRAD Level II archive.