Alert archive / Texas / Freeze Warnings in 2021
Freeze Warning 2, NWS Lubbock, TX
NWS Lubbock, TX issued this freeze warning at Apr 20, 2021, 12:50 PM CDT for 21 counties in Texas. It took effect at Apr 21, 2021, 1:00 AM CDT. It was in force for 8 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
- Apr 20, 2021, 12:50 PM CDT (17:50 UTC)
- In effect from
- Apr 21, 2021, 1:00 AM CDT
- Expired
- Apr 21, 2021, 9:00 AM CDT
- In force
- 8 hr
- Issued by
- NWS Lubbock, TX
All 21 counties
Briscoe County, TX, Childress County, TX, Cochran County, TX, Cottle County, TX, Crosby County, TX, Dickens County, TX, Floyd County, TX, Garza County, TX, Hale County, TX, Hall County, TX, Hockley County, TX, Kent County, TX, King County, TX, Lamb County, TX, Lubbock County, TX, Lynn County, TX, Motley County, TX, Stonewall County, TX, Swisher County, TX, Terry County, TX, Yoakum County, TX
The radar
The Lubbock radar (KLBB), 42 km from the middle of the area, began a volume at 17:53 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
Amarillo Airport, TX (KAMA), launched 12:00Z, 5.8 hours before the alert went out and 165 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
- 734 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- -141 m²/s²
- 0-3 km storm-relative helicity
- 441 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
784 WWUS74 KLUB 201750 NPWLUB URGENT - WEATHER MESSAGE National Weather Service Lubbock TX 1250 PM CDT Tue Apr 20 2021 TXZ023>026-028>044-211100- /O.UPG.KLUB.FZ.A.0002.210421T0600Z-210421T1400Z/ /O.NEW.KLUB.FZ.W.0002.210421T0600Z-210421T1400Z/ Swisher-Briscoe-Hall-Childress-Lamb-Hale-Floyd-Motley-Cottle- Cochran-Hockley-Lubbock-Crosby-Dickens-King-Yoakum-Terry-Lynn- Garza-Kent-Stonewall- Including the cities of Turkey, Guthrie, Denver City, Silverton, Lubbock, Cee Vee, Plains, Spur, Whiteface, Dickens, Matador, Kirkland, Happy, Wolfforth, Quitaque, Lockney, ODonnell, Slaton, New Home, Lake Alan Henry, Olton, Hale Center, Dumont, Post, Memphis, Jayton, Sundown, Tulia, Childress, Paducah, Littlefield, Wellman, Plainview, Aspermont, Meadow, Old Glory, Roaring Springs, Crosbyton, Brownfield, Floydada, Tahoka, Ralls, Levelland, Amherst, and Morton 1250 PM CDT Tue Apr 20 2021 ...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT WEDNESDAY... * WHAT...Sub-freezing temperatures as low as 28 are possible. * WHERE...Portions of the southern Panhandle of Texas, South Plains and Rolling Plains. * WHEN...From 1 AM to 9 AM CDT Wednesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ JM
1 follow-up statement
747 WWUS74 KLUB 210829 NPWLUB URGENT - WEATHER MESSAGE National Weather Service Lubbock TX 329 AM CDT Wed Apr 21 2021 TXZ023>026-028>044-211400- /O.CON.KLUB.FZ.W.0002.000000T0000Z-210421T1400Z/ Swisher-Briscoe-Hall-Childress-Lamb-Hale-Floyd-Motley-Cottle- Cochran-Hockley-Lubbock-Crosby-Dickens-King-Yoakum-Terry-Lynn- Garza-Kent-Stonewall- Including the cities of Turkey, Guthrie, Denver City, Silverton, Lubbock, Cee Vee, Plains, Spur, Whiteface, Dickens, Matador, Kirkland, Happy, Wolfforth, Quitaque, Lockney, ODonnell, Slaton, New Home, Lake Alan Henry, Olton, Hale Center, Dumont, Post, Memphis, Jayton, Sundown, Tulia, Childress, Paducah, Littlefield, Wellman, Plainview, Aspermont, Meadow, Old Glory, Roaring Springs, Crosbyton, Brownfield, Floydada, Tahoka, Ralls, Levelland, Amherst, and Morton 329 AM CDT Wed Apr 21 2021 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Sub-freezing temperatures as low as 28. * WHERE...The Rolling Plains and much of the South Plains and extreme southern Panhandle. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ 07
Nearby
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.