Alert archive / Louisiana / Tornado Warnings in 2017
Tornado Warning 104, NWS Lake Charles, LA
NWS Lake Charles, LA issued this tornado warning at Aug 29, 2017, 5:38 PM CDT for Acadia Parish, Lafayette Parish, Louisiana. It was in force for 37 min. 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, 5:38 PM CDT (22:38 UTC)
- Expired
- Aug 29, 2017, 6:15 PM CDT
- In force
- 37 min
- Issued by
- NWS Lake Charles, LA
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
Counties Acadia Parish, LA, Lafayette Parish, LA
The radar
The Lake Charles radar (KLCH), 89 km from the middle of the area, began a volume at 22:39 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 12:00Z, 10.6 hours before the alert went out and 88 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
- 294 J/kg
- Mixed-layer CIN
- -76 J/kg
- Mixed-layer LCL
- 539 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 363 m²/s²
- 0-3 km storm-relative helicity
- 449 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 6.7
The text
As transmitted.
731
WFUS54 KLCH 292238
TORLCH
LAC001-055-292315-
/O.NEW.KLCH.TO.W.0104.170829T2238Z-170829T2315Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lake Charles LA
538 PM CDT TUE AUG 29 2017
The National Weather Service in Lake Charles has issued a
* Tornado Warning for...
West central Lafayette Parish in south central Louisiana...
Central Acadia Parish in southwestern Louisiana...
* Until 615 PM CDT
* At 538 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Indian Bayou, or near Rayne, moving northwest at
20 mph. A public report of a possible tornado was received with
this storm.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Rayne around 545 PM CDT.
Crowley around 600 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to an interior room on the lowest floor of a
sturdy building. Avoid windows. If you are outdoors, in a mobile
home, or in a vehicle, move to the closest substantial shelter and
protect yourself from flying debris.
&&
LAT...LON 3014 9228 3015 9229 3014 9229 3023 9246
3038 9231 3018 9218 3014 9223
TIME...MOT...LOC 2238Z 136DEG 19KT 3017 9225
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
251 follow-up statement
181
WWUS54 KLCH 292300
SVSLCH
Severe Weather Statement
National Weather Service Lake Charles LA
600 PM CDT TUE AUG 29 2017
LAC055-292310-
/O.CAN.KLCH.TO.W.0104.000000T0000Z-170829T2315Z/
Lafayette LA-
600 PM CDT TUE AUG 29 2017
...THE TORNADO WARNING FOR WEST CENTRAL LAFAYETTE PARISH IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
LAT...LON 3025 9222 3016 9233 3023 9246 3038 9231
TIME...MOT...LOC 2300Z 136DEG 19KT 3026 9235
$$
LAC001-292315-
/O.CON.KLCH.TO.W.0104.000000T0000Z-170829T2315Z/
Acadia LA-
600 PM CDT TUE AUG 29 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR CENTRAL
ACADIA PARISH...
At 600 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Crowley, moving northwest at 20 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornadic thunderstorm will remain over mainly rural areas of
central Acadia Parish.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3025 9222 3016 9233 3023 9246 3038 9231
TIME...MOT...LOC 2300Z 136DEG 19KT 3026 9235
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
13The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 28, 7:19 PM CDT | Special Marine Warning | LCH | 41 min | |
| Aug 28, 7:44 PM CDT | Special Marine Warning | LCH | 46 min | |
| Aug 28, 7:47 PM CDT | Tornado Warning | LCH | Cameron | 43 min |
| Aug 28, 8:29 PM CDT | Special Marine Warning | LCH | 46 min | |
| Aug 28, 10:00 PM CDT | Special Marine Warning | LCH | 60 min | |
| Aug 29, 2:02 AM CDT | Flash Flood Warning | LCH | Calcasieu, Cameron, Jefferson Davis | 9 hr |
| Aug 29, 1:05 PM CDT | Flash Flood Warning | LCH | Calcasieu, Cameron | 6 hr |
| Aug 29, 1:46 PM CDT | Special Marine Warning | LCH | 14 min | |
| Aug 29, 4:20 PM CDT | Tornado Warning | LCH | Acadia | 25 min |
| Aug 29, 4:33 PM CDT | Storm Surge Warning | LCH | Cameron | 27 hr |
| Aug 29, 4:44 PM CDT | Tornado Warning | LCH | Acadia | 31 min |
| Aug 29, 5:00 PM CDT | Small Craft Advisory | LCH | 50 hr | |
| Aug 29, 5:14 PM CDT | Tornado Warning | LCH | Acadia, Jefferson Davis | 31 min |
| Aug 29, 5:45 PM CDT | Tornado Warning | LCH | Allen, Jefferson Davis | 30 min |
| Aug 29, 5:53 PM CDT | Tornado Warning | LCH | Allen, Jefferson Davis | 37 min |
Nearby
Tornado Warnings in Louisiana, 2017Every tornado warning in 2017Tornadoes 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.