Alert archive / Louisiana / Special Weather Statements in 2017
Special Weather Statement, NWS Lake Charles, LA
NWS Lake Charles, LA issued this special weather statement at Jul 9, 2017, 3:04 PM CDT for Calcasieu Parish, Louisiana. It was in force for 41 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
- Jul 9, 2017, 3:04 PM CDT (20:04 UTC)
- Expired
- Jul 9, 2017, 3:45 PM CDT
- In force
- 41 min
- Issued by
- NWS Lake Charles, LA
County Calcasieu Parish, LA
The radar
The Lake Charles radar (KLCH), 25 km from the middle of the area, began a volume at 20:04 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, 8.1 hours before the alert went out and 26 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
- 1277 J/kg
- Mixed-layer CIN
- -61 J/kg
- Mixed-layer LCL
- 934 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 40 m²/s²
- 0-3 km storm-relative helicity
- 5 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 7:09 PM CDT | Special Weather Statement | LCH | Calcasieu | 51 min |
| Jul 8, 7:57 PM CDT | Special Weather Statement | LCH | Calcasieu | 48 min |
| Jul 8, 8:04 PM CDT | Areal Flood Advisory | LCH | Calcasieu | 116 min |
| Jul 9, 10:01 AM CDT | Special Marine Warning | LCH | 59 min | |
| Jul 9, 2:05 PM CDT | Special Weather Statement | LCH | Evangeline | 40 min |
| Jul 9, 2:13 PM CDT | Special Weather Statement | LCH | Avoyelles | 47 min |
| Jul 9, 2:14 PM CDT | Special Weather Statement | LCH | Evangeline | 46 min |
| Jul 9, 2:25 PM CDT | Special Weather Statement | LCH | Beauregard | 50 min |
| Jul 9, 2:54 PM CDT | Special Weather Statement | LCH | Saint Landry | 51 min |
| Jul 9, 2:57 PM CDT | Special Weather Statement | LCH | Rapides | 48 min |
| Jul 9, 3:24 PM CDT | Special Weather Statement | LCH | Vernon | 51 min |
| Jul 9, 4:27 PM CDT | Special Weather Statement | LCH | Vernon | 33 min |
| Jul 8, 9:00 PM CDT | Special Weather Statement | LCH | Hardin | 60 min |
| Jul 8, 9:05 PM CDT | Special Weather Statement | LCH | Hardin | 55 min |
| Jul 9, 3:32 PM CDT | Special Weather Statement | LCH | Orange | 43 min |
Nearby
Special Weather Statements in Louisiana, 2017Every special weather statement 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.