Alert archive / Texas / Wind Advisories in 2011
Wind Advisory 14, NWS Lake Charles, LA
NWS Lake Charles, LA issued this wind advisory at Apr 30, 2011, 4:46 AM CDT for Hardin County, Texas. It took effect at Apr 30, 2011, 10:00 AM CDT. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Apr 30, 2011, 4:46 AM CDT (09:46 UTC)
- In effect from
- Apr 30, 2011, 10:00 AM CDT
- Expired
- Apr 30, 2011, 8:00 PM CDT
- In force
- 10 hr
- Issued by
- NWS Lake Charles, LA
County Hardin County, TX
The radar
The Lake Charles radar (KLCH), 115 km from the middle of the area, began a volume at 09:53 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, 9.8 hours before the alert went out and 117 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1466 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 209 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
152 WWUS74 KLCH 300946 NPWLCH URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAKE CHARLES LA 446 AM CDT SAT APR 30 2011 ...STRONG AND GUSTY SOUTHERLY WINDS WILL DEVELOP... .A TIGHTENING PRESSURE GRADIENT DEVELOPING AGAIN ACROSS THE AREA WILL RESULT IN A STRONG AND GUSTY SOUTHERLY FLOW. LAZ041-051-TXZ201-215-216-301815- /O.NEW.KLCH.WI.Y.0014.110430T1500Z-110501T0100Z/ CALCASIEU-CAMERON-HARDIN-JEFFERSON-ORANGE- INCLUDING THE CITIES OF...LAKE CHARLES...CAMERON...LUMBERTON... BEAUMONT/PORT ARTHUR...ORANGE 446 AM CDT SAT APR 30 2011 ...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 8 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 8 PM CDT THIS EVENING. A TIGHTENING PRESSURE GRADIENT DEVELOPING AGAIN ACROSS THE AREA WILL RESULT IN A STRONG AND GUSTY SOUTHERLY FLOW. WINDS OF 15 TO 25 MPH WILL BE COMMON BY LATE MORNING AND THROUGH THE AFTERNOON WITH OCCASIONAL HIGHER GUSTS. WINDS WILL BEGIN TO RELAX BY EARLY EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 20 TO 34 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. WINDS OVER LOCAL WATERWAYS COULD BE 5 MPH HIGHER THAN OVER LAND. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING. && $$
1 follow-up statement
351 WWUS74 KLCH 301728 NPWLCH URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAKE CHARLES LA 1228 PM CDT SAT APR 30 2011 ...STRONG AND GUSTY SOUTHERLY WINDS WILL DEVELOP... .A TIGHTENING PRESSURE GRADIENT DEVELOPING AGAIN ACROSS THE AREA WILL RESULT IN A STRONG AND GUSTY SOUTHERLY FLOW. LAZ041-051-TXZ201-215-216-010100- /O.CON.KLCH.WI.Y.0014.000000T0000Z-110501T0100Z/ CALCASIEU-CAMERON-HARDIN-JEFFERSON-ORANGE- INCLUDING THE CITIES OF...LAKE CHARLES...CAMERON...LUMBERTON... BEAUMONT/PORT ARTHUR...ORANGE 1228 PM CDT SAT APR 30 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING. A TIGHTENING PRESSURE GRADIENT DEVELOPING AGAIN ACROSS THE AREA WILL RESULT IN A STRONG AND GUSTY SOUTHERLY FLOW. WINDS OF 15 TO 25 MPH WILL BE COMMON BY LATE AFTERNOON...WITH OCCASIONAL HIGHER GUSTS. WINDS WILL BEGIN TO RELAX BY EARLY EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 20 TO 34 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. WINDS OVER LOCAL WATERWAYS COULD BE 5 MPH HIGHER THAN OVER LAND. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING. && $$ 25
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 30, 3:52 PM CDT | Small Craft Advisory | LCH | 38 hr |
Nearby
Wind Advisories in Texas, 2011Wind Advisories in Louisiana, 2011Every wind advisory in 2011
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.