Alert archive / Texas / Winter Storm Warnings in 2021
Winter Storm Warning 1, NWS Lake Charles, LA
NWS Lake Charles, LA issued this winter storm warning at Jan 10, 2021, 3:11 PM CST for Jasper County, Newton County, Tyler County, Texas; Rapides Parish, Vernon Parish, Louisiana. It was in force for 17 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jan 10, 2021, 3:11 PM CST (21:11 UTC)
- Expired
- Jan 11, 2021, 8:00 AM CST
- In force
- 17 hr
- Issued by
- NWS Lake Charles, LA
Counties Rapides Parish, LA, Vernon Parish, LA, Jasper County, TX, Newton County, TX, Tyler County, TX
The radar
The Ft Polk radar (KPOE), 63 km from the middle of the area, began a volume at 21:16 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, 9.2 hours before the alert went out and 96 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
- 1068 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 84 m²/s²
- 0-3 km storm-relative helicity
- 108 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
625 WWUS44 KLCH 102111 WSWLCH URGENT - WINTER WEATHER MESSAGE National Weather Service Lake Charles LA 311 PM CST Sun Jan 10 2021 ...Accumulations of snow and sleet are expected through early Monday morning... .A potent winter storm system will continue to impact the region early Monday. Precipitation across most of the area is expected to remain predominantly cold rain, but across interior southeast Texas and Central Louisiana, snow and/or sleet is expected to mix with the rain, and eventually become the dominant weather type in some locations. As such, some accumulation of sleet and/or snow is forecast, with 1 to 3 inches expected and higher amounts possible. LAZ027-028-TXZ180-259-260-110515- /O.UPG.KLCH.WW.Y.0001.000000T0000Z-210111T1400Z/ /O.NEW.KLCH.WS.W.0001.210110T2111Z-210111T1400Z/ Vernon-Rapides-Tyler-Northern Jasper-Northern Newton- Including the cities of Fort Polk, Pickering, Leesville, Slagle, Alexandria, Pineville, Town Bluff, Fred, Hillister, Ivanhoe, Spurger, Warren, Woodville, Holly Springs, Jasper, Kirbyville, Magnolia Springs, Mt. Union, Roganville, Burkeville, Farrsville, Jamestown, Newton, Wiergate, Bleakwood, and Call 311 PM CST Sun Jan 10 2021 ...WINTER STORM WARNING IN EFFECT UNTIL 8 AM CST MONDAY... * WHAT...Heavy mixed precipitation. Additional snow accumulations of 1 to 3 inches, with higher amounts possible. Ice accumulations of a light glaze are possible, mainly on elevated surfaces, including bridges and overpasses. * WHERE...In Louisiana, Vernon and Rapides Counties. In Texas, Tyler, Northern Jasper and Northern Newton Counties. * WHEN...Until 8 AM CST Monday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. In Louisiana, call 511 for road information. In Texas, visit www.drivetexas.org for road information. && $$ LAZ029-110515- /O.CON.KLCH.WW.Y.0001.000000T0000Z-210111T1400Z/ Avoyelles- Including the cities of Effie, Marksville, Bunkie, Cottonport, Simmesport, and Mansura 311 PM CST Sun Jan 10 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 AM CST MONDAY... * WHAT...Wet snow. Additional snow accumulations of up to one inch. * WHERE...Avoyelles County. * WHEN...Until 8 AM CST Monday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Call 511 for road information. && $$ 13
1 follow-up statement
782 WWUS44 KLCH 102341 WSWLCH URGENT - WINTER WEATHER MESSAGE National Weather Service Lake Charles LA 541 PM CST Sun Jan 10 2021 ...Accumulations of snow and sleet are expected through early Monday morning... .A potent winter storm system will continue to impact the region early Monday. Precipitation across most of the area is expected to remain predominantly cold rain, but across interior southeast Texas and Central Louisiana, snow and/or sleet is expected to mix with the rain, and eventually become the dominant weather type in some locations. As such, some accumulation of sleet and/or snow is forecast, with 1 to 3 inches expected and higher amounts possible. LAZ027-028-TXZ180-259-260-110745- /O.CON.KLCH.WS.W.0001.000000T0000Z-210111T1400Z/ Vernon-Rapides-Tyler-Northern Jasper-Northern Newton- Including the cities of Fort Polk, Pickering, Leesville, Slagle, Alexandria, Pineville, Town Bluff, Fred, Hillister, Ivanhoe, Spurger, Warren, Woodville, Holly Springs, Jasper, Kirbyville, Magnolia Springs, Mt. Union, Roganville, Burkeville, Farrsville, Jamestown, Newton, Wiergate, Bleakwood, and Call 541 PM CST Sun Jan 10 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 AM CST MONDAY... * WHAT...Heavy mixed precipitation. Additional snow accumulations of up to three inches and ice accumulations of a light glaze. * WHERE...In Louisiana, Rapides and Vernon Counties. In Texas, Northern Newton, Northern Jasper and Tyler Counties. * WHEN...Until 8 AM CST Monday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. In Louisiana, call 511 for road information. In Texas, visit www.drivetexas.org for road information. && $$ LAZ030>032-TXZ201-261-262-110745- /O.EXA.KLCH.WW.Y.0001.000000T0000Z-210111T1400Z/ Beauregard-Allen-Evangeline-Hardin-Southern Jasper- Southern Newton- Including the cities of Bundick Lake, De Ridder, Fields, Oretta, Oakdale, Kinder, Ville Platte, Beaver, St. Landry, Mamou, Reddell, Lumberton, Silsbee, Gist, Buna, Evadale, and Deweyville 541 PM CST Sun Jan 10 2021 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 8 AM CST MONDAY... * WHAT...Wet snow. Additional snow accumulations of up to one inch. * WHERE...Portions of central and southwest Louisiana and southeast Texas. * WHEN...Until 8 AM CST Monday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. In Louisiana, call 511 for road information. In Texas, visit www.drivetexas.org for road information. && $$ LAZ029-110745- /O.CON.KLCH.WW.Y.0001.000000T0000Z-210111T1400Z/ Avoyelles- Including the cities of Effie, Marksville, Bunkie, Cottonport, Simmesport, and Mansura 541 PM CST Sun Jan 10 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 AM CST MONDAY... * WHAT...Wet snow. Additional snow accumulations of up to one inch. * WHERE...Avoyelles County. * WHEN...Until 8 AM CST Monday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Call 511 for road information. && $$
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 10, 3:55 AM CST | Winter Weather Advisory | LCH | Hardin, Jasper, Newton, Tyler | 28 hr |
| Jan 10, 12:50 AM CST | Low Water Advisory | LCH | 7 hr | |
| Jan 10, 4:18 AM CST | Gale Warning | LCH | 26 hr |
Nearby
Winter Storm Warnings in Texas, 2021Winter Storm Warnings in Louisiana, 2021Every winter storm 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; radar from the NEXRAD Level II archive.