Alert archive / Louisiana / Flash Flood Warnings in 2021
Flash Flood Warning 61, NWS Lake Charles, LA
NWS Lake Charles, LA issued this flash flood warning at Sep 28, 2021, 9:43 AM CDT for Iberia Parish, Louisiana. It was in force for 2 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
- Sep 28, 2021, 9:43 AM CDT (14:43 UTC)
- Expired
- Sep 28, 2021, 12:07 PM CDT
- In force
- 2 hr
- Issued by
- NWS Lake Charles, LA
- Area
- Storm-based polygon
- Flood severity
- None
County Iberia Parish, LA
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 2.7 hours before the alert went out and 142 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
- 922 J/kg
- Mixed-layer CIN
- -97 J/kg
- Mixed-layer LCL
- 830 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- -95 m²/s²
- 0-3 km storm-relative helicity
- -188 m²/s²
- Significant tornado parameter
- -0.3
- Supercell composite
- -3.3
The text
As transmitted.
806
WGUS54 KLCH 281443
FFWLCH
LAC045-281745-
/O.NEW.KLCH.FF.W.0061.210928T1443Z-210928T1745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Lake Charles LA
943 AM CDT Tue Sep 28 2021
The National Weather Service in Lake Charles has issued a
* Flash Flood Warning for...
Northwestern Iberia Parish in south central Louisiana...
* Until 1245 PM CDT.
* At 943 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 4 inches of rain
have fallen. Additional rainfall amounts of 2 to 4 inches are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
New Iberia, Jeanerette, Avery Island, Loreauville, Lydia and Lake
Fausse Pointe.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 2988 9193 3009 9178 3009 9176 3010 9177
3011 9176 3011 9169 3011 9168 3011 9167
3005 9161 3003 9160 3003 9159 2986 9170
2981 9175
FLASH FLOOD...RADAR INDICATED
$$1 follow-up statement
560
WGUS74 KLCH 281707
FFSLCH
Flash Flood Statement
National Weather Service Lake Charles LA
1207 PM CDT Tue Sep 28 2021
LAC045-281717-
/O.CAN.KLCH.FF.W.0061.000000T0000Z-210928T1745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Iberia LA-
1207 PM CDT Tue Sep 28 2021
...FLASH FLOOD WARNING IS CANCELLED FOR NORTHWESTERN IBERIA PARISH...
Flood waters have receded. The heavy rain has ended. Flooding is no
longer expected to pose a threat. Please continue to heed remaining
road closures.
LAT...LON 2988 9193 3009 9178 3009 9176 3010 9177
3011 9176 3011 9169 3011 9168 3011 9167
3005 9161 3003 9160 3003 9159 2986 9170
2981 9175
$$The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 28, 6:29 AM CDT | Special Weather Statement | LCH | Vernon | 61 min |
| Sep 28, 6:39 AM CDT | Flash Flood Warning | LCH | Vernon | 3 hr |
| Sep 28, 8:41 AM CDT | Flash Flood Warning | LCH | Allen, Beauregard, Rapides, Vernon | 5 hr |
| Sep 28, 9:15 AM CDT | Flash Flood Warning | LCH | Allen, Beauregard, Calcasieu | 5 hr |
| Sep 28, 10:18 AM CDT | Flash Flood Warning | LCH | Calcasieu, Cameron, Jefferson Davis | 4 hr |
| Sep 28, 10:19 AM CDT | Special Weather Statement | LCH | Calcasieu | 26 min |
| Sep 28, 12:26 PM CDT | Flash Flood Warning | LCH | Acadia, Evangeline, Saint Landry | 3 hr |
| Sep 28, 12:41 PM CDT | River Flood Warning | LCH | Calcasieu | 14 days |
| Sep 28, 2:11 PM CDT | River Flood Warning | LCH | Rapides | 43 hr |
Nearby
Flash Flood Warnings in Louisiana, 2021Every flash flood warning in 2021
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.