Alert archive / Texas / Winter Storm Warnings in 2021

Winter Storm Warning 3, NWS Austin/San Antonio, TX

February 12, 202133 counties in Texas

NWS Austin/San Antonio, TX issued this winter storm warning at Feb 12, 2021, 3:20 PM CST for 33 counties in Texas. It took effect at Feb 13, 2021, 6:00 AM CST. It was in force for 54 hr. 60 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Feb 12, 2021, 3:20 PM CST (21:20 UTC)
In effect from
Feb 13, 2021, 6:00 AM CST
Expired
Feb 15, 2021, 12:00 PM CST
In force
54 hr
Issued by
NWS Austin/San Antonio, TX
All 33 counties

Atascosa County, TX, Bandera County, TX, Bastrop County, TX, Bexar County, TX, Blanco County, TX, Burnet County, TX, Caldwell County, TX, Comal County, TX, DeWitt County, TX, Dimmit County, TX, Edwards County, TX, Fayette County, TX, Frio County, TX, Gillespie County, TX, Gonzales County, TX, Guadalupe County, TX, Hays County, TX, Karnes County, TX, Kendall County, TX, Kerr County, TX, Kinney County, TX, Lavaca County, TX, Lee County, TX, Llano County, TX, Maverick County, TX, Medina County, TX, Real County, TX, Travis County, TX, Uvalde County, TX, Val Verde County, TX, Williamson County, TX, Wilson County, TX, Zavala County, TX

The radar

The Austin/San Antonio radar (KEWX), 57 km from the middle of the area, began a volume at 21:21 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.

What was reported inside it

TimeReportWhereRemark
Feb 13, 6:30 AM CSTFREEZING RAIN 0.012 Sse San Antonio, TXLIGHT COAT OF ICE AT THE US 90 AND INTERSTATE 37 INTERCHANGE FROM FREEZING DRIZZLE.
Feb 13, 7:00 AM CSTFREEZING RAIN 0.014 Nw Geronimo, TXBLACK ICE ON SIDE ROAD AT INTERSECTION OF 758 AND AIRPORT ROAD. LIGHT GLAZE ON VEHICLES AS WELL.
Feb 13, 7:10 AM CSTFREEZING RAIN 0.015 S Jollyville, TXCOATING OF ICE ON CARS AND STREET CURBS NEAR THE INTERCHANGE OF US 183 AND MOPAC BLVD. CAR ACCIDENT ALSO OCCURRED AT THIS LOCATION AT 7:10 AM.
Feb 13, 7:23 AM CSTFREEZING RAIN 0.013 Sse Leon Valley, TXLIGHT GLAZE ON EXPOSED SURFACES, VEHICLES, TRASH CANS AT INTERSECTION OF INGRAM RD AND WHITE TAIL DRIVE.
Feb 13, 7:27 AM CSTFREEZING RAIN 0.01Austin, TXBLACK ICE REPORTED ON SEVERAL ROADS ACROSS THE AUSTIN AREA AS A RESULT OF FREEZING DRIZZLE.
Feb 13, 7:30 AM CSTFREEZING RAIN 0.013 Sw Wells Branch, TXLIGHT FREEZING DRIZZLE REPORTED AT AUSTIN GREAT HILLS NWS COOP (AGHT2). NEW BLACK ICE ACCUMULATION ON ALL EXPOSED OBJECTS.. VERY SLICK AND HARDLY NOTICEABLE.. ALONG WITH REMAINING 0.05-0.10 IN TREES FROM WEDNESDAY/THURSDAY SYSTEM. 730AM MMTS OBSERVED SURFACE T
Feb 13, 7:52 AM CSTFREEZING RAIN 0.013 Sse Canyon Lake, TXSEVERAL SPOTS OF ICE ON ROADWAYS AND VEHICLES AROUND CANYON LAKE AND STARTZVILLE. A FEW CARS HAVE SPUN OUT TRYING TO MAKE IT UP THE LARGE HILL ON FM3159.
Feb 13, 7:52 AM CSTFREEZING RAIN 0.01Spring Branch, TXSEVERAL SPOTS OF ICE ON US HIGHWAY 281 IN THE SPRING BRANCH AREA. SEVERAL CARS HAVE SPUN OUT AND 18 WHEELERS ARE PULLED OVER.
Feb 13, 8:25 AM CSTFREEZING RAIN 0.022 Sw Shavano Park, TXAROUND THE VICINITY OF TOM C CLARK HIGH SCHOOL. ICE ALSO FORMING ON DE ZAVALA ROAD.
Feb 13, 9:00 AM CSTFREEZING RAIN 0.01Dripping Springs, TXLIGHT FREEZING DRIZZLE IN DRIPPING SPRINGS. THIN SHEET OF ICE ON SEVERAL ROADS IN THE AREA. 2 VEHICLES SLID INTO A GUARDRAIL.
Feb 13, 9:39 AM CSTFREEZING RAIN 0.019 Sw Fredericksburg, TXSEVERAL VEHICLES HAVE RUN OFF THE ROAD INTO DITCHES, INCLUDING AN 18-WHEELER ON HIGHWAY 16 BETWEEN KERRVILLE AND FREDERICKSBURG. DUE TO ADDITIONAL ICING FROM FREEZING DRIZZLE THIS MORNING ON TOP OF POSSIBLE ICE LAYER FROM PREVIOUS ICE EVENT ON THURSDAY.
Feb 13, 10:36 AM CSTFREEZING RAIN 0.01Lakeway, TXONGOING FREEZING DRIZZLE RESULTING IN A GLAZE ON EXPOSED SURFACES, INCLUDING ROADWAYS IN LAKEWAY.
Feb 13, 10:46 AM CSTFREEZING RAIN 0.012 Wnw Castle Hills, TXSAN ANTONIO FIRE DEPARTMENT REPORTED FREEZING DRIZZLE AND A GLAZE OF ICE FORMING ON THE EQUIPMENT AT THE FIRE STATION AT THE INTERSECTION OF VANCE JACKSON RD AND WURZBACH RD.
Feb 13, 11:12 AM CSTFREEZING RAIN 0.01Poth, TXLIGHT FREEZING RAIN/DRIZZLE IN POTH.
Feb 13, 11:30 AM CSTFREEZING RAIN 0.011 Wnw Anderson Mill, TXTREE DOWN ON A POWERLINE DUE TO ICING FROM FREEZING RAIN NEAR THE WALGREENS AT THE INTERSECTION OF EL SALIDO PKWY AND RANCH ROAD 620 N.
Feb 13, 10:24 PM CSTFREEZING RAIN 0.013 Sse Luling, TXTHE STATE OF TEXAS OPERATIONS CENTER (SOC) IS REPORTING A MULTI-VEHICLE ACCIDENT ON WEST BOUND I-10 AT MILE MARKER 631.
Feb 13, 11:00 PM CSTFREEZING RAIN 0.01Kyle, TXVIA SOCIAL MEDIA, KYLE POLICE DEPARTMENT WILL BE CLOSING A PORTION OF I-35 IN KYLE DUE TO ICING AND MULTIPLE ACCIDENTS. TRAFFIC WILL BE DETOURED ON ADJACENT ACCESS ROADS.
Feb 13, 11:36 PM CSTFREEZING RAIN 0.013 Sw New Braunfels, TXOVERPASS AT I-35 AND RUECKLE RD/LOOP 337 IS ICY.
Feb 14, 12:38 AM CSTFREEZING RAIN 0.01Hallettsville, TXTXDOT REPORTS ICE ON BRIDGES AND OVERPASSES ACROSS MUCH OF LAVACA COUNTY ACCORDING TO THE DRIVETEXAS.ORG WEBSITE.
Feb 14, 12:40 AM CSTFREEZING RAIN 0.01Gonzales, TXTXDOT IS REPORTING ICE ON BRIDGES AND OVERPASSES IN AND AROUND GONZALES COUNTY ACCORDING TO THE DRIVETEXAS.ORG WEBSITE.
Feb 14, 12:45 AM CSTFREEZING RAIN 0.01La Grange, TXTXDOT IS REPORTING ICE ON BRIDGES AND OVERPASSES IN AND AROUND LA GRANGE ACCORDING TO THE DRIVETEXAS.ORG WEBSITE.
Feb 14, 1:07 AM CSTFREEZING RAIN 0.01San Antonio, TXTXDOT REPORTS MULTIPLE HIGHWAY RAMPS AND CONNECTORS ARE CLOSED IN SAN ANTONIO DUE TO ICE AND ROAD CONDITIONS.
Feb 14, 9:16 AM CSTFREEZING RAIN 0.01Del Rio, TXLIGHT FREEZING DRIZZLE AND EVEN LIGHT SNOW IS BEING REPORTED IN DEL RIO THIS MORNING.
Feb 14, 11:00 AM CSTFREEZING RAIN 0.2Rocksprings, TXDELAYED REPORT FROM EARLIER TODAY. EMERGENCY MANAGEMENT REPORTED POWER LINES DOWN ACROSS SEVERAL ROADWAYS IN EDWARDS COUNTY DUE TO ICE ACCUMULATION.
Feb 14, 12:38 PM CSTFREEZING RAIN 0.01Poth, TXSOME PATCHES OF ICE ON AREA ROADS.
Feb 14, 5:45 PM CSTFREEZING RAIN 0.011 Wsw Nordheim, TXPATCHY ICE ON HWY 72 WEST OF NORDHEIM. DPS AND EMS SLIDING ON ICE RESPONDING TO AN ACCIDENT.
Feb 14, 6:24 PM CSTSNOW 0.13 Nnw Austin, TX0.1 INCHES OF SNOW AT AUSTIN CAMP MABRY.
Feb 14, 6:36 PM CSTFREEZING RAIN 0.135 Nw Geronimo, TX1/8 INCH OF ICE AT THE NWS OFFICE IN NEW BRAUNFELS.
Feb 14, 8:17 PM CSTSNOW 2Burnet, TXCO-OP OBSERVER IN BURNET IS REPORTING TWO INCHES OF SNOW SO FAR.
Feb 14, 8:46 PM CSTHEAVY SNOW 0.53 Nw Elm Creek, TXA SPOTTER REPORTED NEAR WHITE OUT CONDITIONS ON HWY 277 BETWEEN EAGLE PASS AND RADAR BASE.
Feb 14, 8:55 PM CSTSNOW 0.51 Ese Eagle Pass, TXPICTURE ON TWITTER OF 0.5 IN. OF SNOW IN EAGLE PASS.
Feb 14, 8:58 PM CSTSNOW 1Brackettville, TX
Feb 14, 10:12 PM CSTFREEZING RAIN 0.1Cuero, TXCORRECTS PREVIOUS FREEZING RAIN REPORT FROM CUERO. ALL ROADS IN CUERO HAVE ICE.
Feb 14, 10:18 PM CSTSNOW 1Sabinal, TX
Feb 14, 10:20 PM CSTFREEZING RAIN 0.12 Ese Helotes, TXAMATEUR RADIO REPORTS 0.10 INCHES OF ICE NEAR LOOP 1604 AND BANDERA RD. IN HELOTES.
Feb 14, 10:24 PM CSTFREEZING RAIN 0.11 Nne Del Rio, TXMULTIPLE ACCIDENTS INCLUDING ONE ROLL OVER DUE TO ICY ROADS IN DEL RIO. NO INJURIES REPORTED.
Feb 14, 10:58 PM CSTSNOW 3Sabinal, TX
Feb 14, 11:24 PM CSTSNOW 0.13 Ssw Kyle, TXTHUNDERSNOW HEARD ALONG WITH MULTIPLE REPORTS ON SOCIAL MEDIA OF THUNDERSNOW AROUND THE KYLE AREA.
Feb 14, 11:30 PM CSTSNOW 1.52 Nw Helotes, TX1.5 INCHES FELL WITHIN 75 MINUTES.
Feb 15, 12:24 AM CSTSNOW 1.37 Nne New Braunfels, TX
Feb 15, 12:27 AM CSTSNOW 1.5West Lake Hills, TX
Feb 15, 12:27 AM CSTSNOW 5Sabinal, TX
Feb 15, 12:31 AM CSTSNOW 23 Ne Shavano Park, TXMULTIPLE PUBLIC REPORTS ON SOCIAL MEDIA FROM NORTH SAN ANTONIO OF 2 INCHES OF SNOW.
Feb 15, 12:54 AM CSTSNOW 32 Sw Shavano Park, TX
Feb 15, 12:57 AM CSTSNOW 4Manor, TX
Feb 15, 1:00 AM CSTSNOW 6Hondo, TX
Feb 15, 1:03 AM CSTSNOW 2.55 Nw Geronimo, TXMEASURED AT WFO EWX.
Feb 15, 1:11 AM CSTSNOW 2.83 N Hollywood Park, TX2.75 INCHES IN THE STONE OAK AREA.
Feb 15, 1:13 AM CSTSNOW 31 Ssw Round Rock, TX
Feb 15, 1:14 AM CSTSNOW 2.5Mansfield Dam, TX
Feb 15, 1:16 AM CSTSNOW 2.5Schertz, TX
Feb 15, 1:24 AM CSTSNOW 2.54 W Fredericksburg, TX
Feb 15, 1:33 AM CSTSNOW 52 Nnw Helotes, TX
Feb 15, 1:39 AM CSTSNOW 38 Wsw San Marcos, TX
Feb 15, 2:04 AM CSTSNOW 54 Ne Austin, TX
Feb 15, 2:06 AM CSTSNOW 4.43 Ssw Jollyville, TX
Feb 15, 2:20 AM CSTSNOW 55 N Austin, TX
Feb 15, 2:28 AM CSTSNOW 43 N Hollywood Park, TX
Feb 15, 2:30 AM CSTSNOW 4.52 Wnw Castle Hills, TX
Feb 15, 2:40 AM CSTSNOW 4.53 Sse Bulverde, TX

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 9.3 hours before the alert went out and 218 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.

Skew-T log-pSkew-T log-p diagram, Del Rio, TX at 12:00Z on 2021-02-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Del Rio, TX at 12:00Z on 2021-02-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
4 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
431 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
-185 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

199 
WWUS44 KEWX 122120
WSWEWX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
320 PM CST Fri Feb 12 2021

TXZ171>173-183>194-206-208-131200-
/O.NEW.KEWX.WS.W.0003.210213T1200Z-210215T1800Z/
Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Bandera-
Gillespie-Kendall-Blanco-Hays-Travis-Bastrop-Lee-Comal-Caldwell-
Including the cities of Llano, Burnet, Georgetown, Del Rio, 
Rocksprings, Leakey, Kerrville, Bandera, Fredericksburg, Boerne, 
Blanco, San Marcos, Austin, Bastrop, Giddings, New Braunfels, 
and Lockhart
320 PM CST Fri Feb 12 2021

...WINTER STORM WARNING IN EFFECT FROM 6 AM SATURDAY TO NOON CST
MONDAY...

* WHAT...Light icing accumulations will be possible Saturday and 
  any icing on already frozen surfaces will quickly become 
  problematic. A more robust system will arrive Sunday afternoon 
  and Sunday night and bring total snow accumulations of 1 to 3 
  inches and ice accumulations of around one tenth of an inch. 

* WHERE...North of a Del Rio to New Braunfels to Giddings line.

* WHEN...From 6 AM Saturday to noon CST Monday.

* ADDITIONAL DETAILS...In addition to the wintry precipitation
  temperatures will drop into the single digits and teens Sunday
  night with wind chills near zero. These values can lead to
  hypothermia for anyone stranded within the icy roads expected.
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state can be obtained at
drivetexas.org.

&&

$$

TXZ202>205-207-209-217>225-228-131200-
/O.NEW.KEWX.WS.A.0002.210214T2100Z-210215T1800Z/
Kinney-Uvalde-Medina-Bexar-Guadalupe-Fayette-Maverick-Zavala-Frio-
Atascosa-Wilson-Karnes-Gonzales-De Witt-Lavaca-Dimmit-
Including the cities of Brackettville, Uvalde, Hondo, 
San Antonio, Seguin, La Grange, Eagle Pass, Crystal City, 
Pearsall, Pleasanton, Floresville, Karnes City, Gonzales, Cuero, 
Hallettsville, and Carrizo Springs
320 PM CST Fri Feb 12 2021

...WINTER STORM WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH
MONDAY MORNING...

* WHAT...Heavy mixed precipitation possible. Total snow 
  accumulations of up to two inches and ice accumulations of 
  around one tenth of an inch possible.

* WHERE...Portions of south central Texas.

* WHEN...From Sunday afternoon through Monday morning.

* ADDITIONAL DETAILS...In addition to the wintry precipitation
  temperatures will drop into the teens Sunday night with wind
  chills in the single digits. These values can lead to
  hypothermia for anyone stranded within the icy roads expected. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation. 

&&

$$
7 follow-up statements
345 
WWUS44 KEWX 131030
WSWEWX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
430 AM CST Sat Feb 13 2021

...MAJOR WINTER STORM TO IMPACT THE REGION SUNDAY THROUGH MONDAY 
MORNING...

.Bitterly cold air and wintry precipitation in the form of
freezing rain, sleet, and snow will impact the region Sunday
through Monday morning. The system could lead to major stress on 
the region's infrastructure as well as cripple travel. The coldest
temperatures since 1989 will impact the region.

TXZ202>205-207-209-223-132100-
/O.UPG.KEWX.WS.A.0002.210214T2100Z-210215T1800Z/
/O.EXA.KEWX.WS.W.0003.210213T1200Z-210215T1800Z/
Kinney-Uvalde-Medina-Bexar-Guadalupe-Fayette-Gonzales-
Including the cities of Brackettville, Uvalde, Hondo, 
San Antonio, Seguin, La Grange, and Gonzales
430 AM CST Sat Feb 13 2021

...WINTER STORM WARNING IN EFFECT UNTIL NOON CST MONDAY...

* WHAT...Light icing accumulations will be possible today through
  tonight and any icing on already frozen surfaces will quickly
  become problematic. A more robust system will arrive Sunday
  afternoon and Sunday night and bring total snow accumulations of
  1 to 3 inches, with isolated amounts up to 6 inches near and
  north of a Kerrville to La Grange line, and ice accumulations 
  of around 1/10 to 1/4 of an inch.

* WHERE...Near and north of a Del Rio to San Antonio to
  Schulenburg line.

* WHEN...From 6 AM Saturday to noon CST Monday.

* IMPACTS...Travel will be very difficult to near impossible
  across many areas late Sunday into Monday. Blowing snow in some
  areas could reduce visibility and snow may obscure ice
  underneath. Scattered power outages could occur, especially 
  across the Hill Country and Central Texas where ice still exists
  from earlier rounds of winter precipitation.

* ADDITIONAL DETAILS...Bitterly cold air will combine with gusty
  winds to produce wind wind chill values of -15 to 5 degrees 
  Monday morning. These values can lead to hypothermia for anyone 
  stranded within the icy roads expected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

The latest road conditions for the state can be obtained at
drivetexas.org.

&&

$$

TXZ171>173-183>194-206-208-132100-
/O.CON.KEWX.WS.W.0003.210213T1200Z-210215T1800Z/
Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Bandera-
Gillespie-Kendall-Blanco-Hays-Travis-Bastrop-Lee-Comal-Caldwell-
Including the cities of Llano, Burnet, Georgetown, Del Rio, 
Rocksprings, Leakey, Kerrville, Bandera, Fredericksburg, Boerne, 
Blanco, San Marcos, Austin, Bastrop, Giddings, New Braunfels, 
and Lockhart
430 AM CST Sat Feb 13 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST MONDAY...

* WHAT...Light icing accumulations will be possible today through
  tonight and any icing on already frozen surfaces will quickly
  become problematic. A more robust system will arrive Sunday
  afternoon and Sunday night and bring total snow accumulations of
  1 to 3 inches, with isolated amounts up to 6 inches near and
  north of a Kerrville to La Grange line, and ice accumulations 
  of around 1/10 to 1/4 of an inch.

* WHERE...Near and north of a Del Rio to San Antonio to
  Schulenburg line.

* WHEN...From 6 AM Saturday to noon CST Monday.

* IMPACTS...Travel will be very difficult to near impossible
  across many areas late Sunday into Monday. Blowing snow in some
  areas could reduce visibility and snow may obscure ice
  underneath. Scattered power outages could occur, especially 
  across the Hill Country and Central Texas where ice still exists
  from earlier rounds of winter precipitation.

* ADDITIONAL DETAILS...Bitterly cold air will combine with gusty
  winds to produce wind wind chill values of -15 to 5 degrees 
  Monday morning. These values can lead to hypothermia for anyone 
  stranded within the icy roads expected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

The latest road conditions for the state can be obtained at
drivetexas.org.

&&

$$

TXZ217>222-224-225-228-132100-
/O.CON.KEWX.WS.A.0002.210214T2100Z-210215T1800Z/
Maverick-Zavala-Frio-Atascosa-Wilson-Karnes-De Witt-Lavaca-Dimmit-
Including the cities of Eagle Pass, Crystal City, Pearsall, 
Pleasanton, Floresville, Karnes City, Cuero, Hallettsville, 
and Carrizo Springs
430 AM CST Sat Feb 13 2021

...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON
THROUGH MONDAY MORNING...

* WHAT...Light icing accumulations will be possible today through
  tonight. Heavy mixed precipitation is possible Sunday afternoon
  through Sunday night, with total snow accumulations of around
  1/2 to 1 inch and ice accumulations of around one tenth of an 
  inch possible.

* WHERE...Portions of south central Texas.

* WHEN...From Sunday afternoon through Monday morning.

* IMPACTS...Travel could become difficult across many areas late
  Sunday into Monday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

&&

$$
840 
WWUS44 KEWX 132022
WSWEWX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
222 PM CST Sat Feb 13 2021

...MAJOR WINTER STORM TO IMPACT THE REGION THROUGH MONDAY 
MORNING...

.Bitterly cold air and wintry precipitation in the form of
freezing rain, sleet, and snow will impact the region Sunday
through Monday morning. The system could lead to major stress on
the region's infrastructure as well as cripple travel. The
coldest temperatures since 1989 will impact the region.

TXZ218>222-224-225-141000-
/O.UPG.KEWX.WS.A.0002.210214T2100Z-210215T1800Z/
/O.EXA.KEWX.WS.W.0003.000000T0000Z-210215T1800Z/
Zavala-Frio-Atascosa-Wilson-Karnes-De Witt-Lavaca-
Including the cities of Crystal City, Pearsall, Pleasanton, 
Floresville, Karnes City, Cuero, and Hallettsville
222 PM CST Sat Feb 13 2021

...WINTER STORM WARNING IN EFFECT UNTIL NOON CST MONDAY...

* WHAT...Light icing accumulations will be possible today through
  tonight and any icing will quickly become problematic. A more
  robust system will arrive Sunday afternoon and Sunday night and
  heavy mixed precipitation is expected. Snow accumulations of up
  to two inches and ice accumulations of around two tenths of an 
  inch are anticipated.

* WHERE...Portions of south central Texas.

* WHEN...Until noon CST Monday.

* ADDITIONAL DETAILS...Bitterly cold air will combine with gusty
  winds to produce wind wind chill values of 4 to 7 degrees 
  Monday morning. These values can lead to hypothermia for anyone 
  stranded within the icy roads expected.

* IMPACTS...Travel could become difficult across many areas late 
  Sunday into Monday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state can be obtained at
drivetexas.org.

&&

$$

TXZ171>173-183>194-202>209-223-141000-
/O.CON.KEWX.WS.W.0003.000000T0000Z-210215T1800Z/
Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Bandera-
Gillespie-Kendall-Blanco-Hays-Travis-Bastrop-Lee-Kinney-Uvalde-
Medina-Bexar-Comal-Guadalupe-Caldwell-Fayette-Gonzales-
Including the cities of Llano, Burnet, Georgetown, Del Rio, 
Rocksprings, Leakey, Kerrville, Bandera, Fredericksburg, Boerne, 
Blanco, San Marcos, Austin, Bastrop, Giddings, Brackettville, 
Uvalde, Hondo, San Antonio, New Braunfels, Seguin, Lockhart, 
La Grange, and Gonzales
222 PM CST Sat Feb 13 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST MONDAY...

* WHAT...Light icing accumulations will be possible today through
  tonight and any icing on already frozen surfaces will quickly
  become problematic. A more robust system will arrive Sunday
  afternoon and Sunday night and bring total snow accumulations of
  1 to 4 inches, with isolated amounts up to 6 inches near and 
  north of a Kerrville to La Grange line, and ice accumulations of
  around 1/10 to 1/4 of an inch.

* WHERE...Near and north of a Del Rio to San Antonio to 
  Schulenburg line.

* WHEN...From 6 AM Saturday to noon CST Monday.

* IMPACTS...Travel will be very difficult to near impossible 
  across many areas late Sunday into Monday. Blowing snow in 
  some areas could reduce visibility and snow may obscure ice 
  underneath. Scattered power outages could occur, especially 
  across the Hill Country and Central Texas where ice still 
  exists from earlier rounds of winter precipitation.

* ADDITIONAL DETAILS...Bitterly cold air will combine with gusty
  winds to produce wind wind chill values of -15 to 5 degrees 
  Monday morning. These values can lead to hypothermia for anyone 
  stranded within the icy roads expected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state can be obtained at
drivetexas.org.

&&

$$

TXZ217-228-141000-
/O.UPG.KEWX.WS.A.0002.210214T2100Z-210215T1800Z/
/O.NEW.KEWX.WW.Y.0003.210214T2100Z-210215T1800Z/
Maverick-Dimmit-
Including the cities of Eagle Pass and Carrizo Springs
222 PM CST Sat Feb 13 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM SUNDAY TO NOON CST
MONDAY...

* WHAT...Mixed precipitation expected. Total snow accumulations 
  of up to one inch and ice accumulations of a light glaze.

* WHERE...Maverick and Dimmit Counties.

* WHEN...From 3 PM Sunday to noon CST Monday.

* ADDITIONAL DETAILS...Bitterly cold air will combine with gusty
  winds to produce wind wind chill values of 5 to 7 degrees Monday
  morning. These values can lead to hypothermia for anyone
  stranded within the icy roads expected. 

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state can be obtained at
drivetexas.org.

&&

$$
665 
WWUS44 KEWX 140947
WSWEWX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
347 AM CST Sun Feb 14 2021

...MAJOR WINTER STORM TO IMPACT THE REGION THROUGH MONDAY
MORNING...

.Bitterly cold air and wintry precipitation in the form of
freezing rain, sleet, and snow will impact the region today 
through Monday morning. The system could lead to major stress on 
the region's infrastructure as well as cripple travel. The coldest
temperatures since 1989 will impact the region. Wind chill indices
could fall to between 15 below zero to near zero late tonight.

TXZ171>173-183>194-202>209-218>225-142100-
/O.NEW.KEWX.WC.Y.0001.210215T0300Z-210215T1800Z/
/O.CON.KEWX.WS.W.0003.000000T0000Z-210215T1800Z/
Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Bandera-
Gillespie-Kendall-Blanco-Hays-Travis-Bastrop-Lee-Kinney-Uvalde-
Medina-Bexar-Comal-Guadalupe-Caldwell-Fayette-Zavala-Frio-
Atascosa-Wilson-Karnes-Gonzales-De Witt-Lavaca-
Including the cities of Llano, Burnet, Georgetown, Del Rio, 
Rocksprings, Leakey, Kerrville, Bandera, Fredericksburg, Boerne, 
Blanco, San Marcos, Austin, Bastrop, Giddings, Brackettville, 
Uvalde, Hondo, San Antonio, New Braunfels, Seguin, Lockhart, 
La Grange, Crystal City, Pearsall, Pleasanton, Floresville, 
Karnes City, Gonzales, Cuero, and Hallettsville
347 AM CST Sun Feb 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST MONDAY...
...WIND CHILL ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO NOON
CST MONDAY...

* WHAT...For the Winter Storm Warning, heavy mixed precipitation.
  Additional snow accumulations of 1 to 3 inches with isolated
  amounts near 6 inches and ice accumulations up to around one 
  tenth of an inch. For the Wind Chill Advisory, very cold wind 
  chills expected. Wind chills as low as 15 below zero.

* WHERE...Portions of south central Texas.

* WHEN...For the Winter Storm Warning, until noon CST Monday. For
  the Wind Chill Advisory, from 9 PM this evening to noon CST
  Monday.

* IMPACTS...Travel could be very difficult. The hazardous 
  conditions could impact the morning commute. The cold wind 
  chills could result in hypothermia if precautions are not 
  taken.

* ADDITIONAL DETAILS...Bitterly cold air will combine with gusty
  winds to produce wind wind chill values of -15 to around zero 
  degrees Monday morning. These values can lead to hypothermia for
  anyone stranded within the icy roads expected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Use caution while venturing outside. Wear appropriate clothing, a
hat, and gloves. 

The latest road conditions for the state can be obtained at
drivetexas.org.

&&

$$

TXZ217-228-142100-
/O.NEW.KEWX.WC.Y.0001.210215T0300Z-210215T1800Z/
/O.CON.KEWX.WW.Y.0003.210214T2100Z-210215T1800Z/
Maverick-Dimmit-
Including the cities of Eagle Pass and Carrizo Springs
347 AM CST Sun Feb 14 2021

...WINTER WEATHER ADVISORY IS IN EFFECT FROM 3 PM THIS AFTERNOON
THROUGH NOON CST MONDAY... 
...WIND CHILL ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO NOON 
CST MONDAY...

* WHAT...For the Winter Weather Advisory, mixed precipitation 
  expected. Total snow accumulations of up to one inch and ice 
  accumulations of a light glaze. For the Wind Chill Advisory, 
  very cold wind chills expected. Wind chills as low as 5 below 
  zero.

* WHERE...Maverick and Dimmit Counties.

* WHEN...For the Winter Weather Advisory, from 3 PM this afternoon
  through noon CST Monday. For the Wind Chill Advisory, from 9 
  PM this evening to noon CST Monday.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning commute. The cold wind 
  chills could result in hypothermia if precautions are not 
  taken.

* ADDITIONAL DETAILS...Bitterly cold air will combine with gusty
  winds to produce wind wind chill values near zero degrees Monday
  morning. These values can lead to hypothermia for anyone 
  stranded within the icy roads expected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

Use caution while venturing outside. Wear appropriate clothing, a
hat, and gloves. 

The latest road conditions for the state can be obtained at
drivetexas.org.

&&

$$
212 
WWUS44 KEWX 141648
WSWEWX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
1048 AM CST Sun Feb 14 2021

...MAJOR WINTER STORM TO IMPACT THE REGION THROUGH MONDAY
MORNING...

.Bitterly cold air and wintry precipitation in the form of
freezing rain, sleet, and snow will impact the region today
through Monday morning. The system could lead to major stress on
the region's infrastructure as well as cripple travel. The
coldest temperatures since 1989 will impact the region. Wind
chill indices could fall to between 15 below zero to near zero
late tonight.

TXZ217-228-150200-
/O.UPG.KEWX.WW.Y.0003.210214T2100Z-210215T1800Z/
/O.EXA.KEWX.WS.W.0003.000000T0000Z-210215T1800Z/
/O.CON.KEWX.WC.Y.0001.210215T0300Z-210215T1800Z/
Maverick-Dimmit-
Including the cities of Eagle Pass and Carrizo Springs
1048 AM CST Sun Feb 14 2021

...WINTER STORM WARNING IN EFFECT UNTIL NOON CST MONDAY...
...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO NOON CST MONDAY...

* WHAT...For the Winter Storm Warning, heavy snow. Additional 
  snow accumulations of up to one-two inches. For the Wind Chill 
  Advisory, very cold wind chills expected. Wind chills as low 
  as 5 below zero.

* WHERE...Maverick and Dimmit Counties.

* WHEN...For the Winter Storm Warning, until noon CST Monday. 
  For the Wind Chill Advisory, from 9 PM this evening to noon 
  CST Monday.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning commute. The cold wind 
  chills could result in hypothermia if precautions are not 
  taken.

* ADDITIONAL DETAILS...Bitterly cold air will combine with gusty 
  winds to produce wind wind chill values near zero degrees 
  Monday morning. These values can lead to hypothermia for 
  anyone stranded within the icy roads expected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

The latest road conditions for the state can be obtained at
drivetexas.org.

&&

$$

TXZ171>173-183>194-202>209-218>225-150200-
/O.CON.KEWX.WS.W.0003.000000T0000Z-210215T1800Z/
/O.CON.KEWX.WC.Y.0001.210215T0300Z-210215T1800Z/
Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Bandera-
Gillespie-Kendall-Blanco-Hays-Travis-Bastrop-Lee-Kinney-Uvalde-
Medina-Bexar-Comal-Guadalupe-Caldwell-Fayette-Zavala-Frio-
Atascosa-Wilson-Karnes-Gonzales-De Witt-Lavaca-
Including the cities of Llano, Burnet, Georgetown, Del Rio, 
Rocksprings, Leakey, Kerrville, Bandera, Fredericksburg, Boerne, 
Blanco, San Marcos, Austin, Bastrop, Giddings, Brackettville, 
Uvalde, Hondo, San Antonio, New Braunfels, Seguin, Lockhart, 
La Grange, Crystal City, Pearsall, Pleasanton, Floresville, 
Karnes City, Gonzales, Cuero, and Hallettsville
1048 AM CST Sun Feb 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST MONDAY...
...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO NOON CST MONDAY...

* WHAT...For the Winter Storm Warning, heavy mixed 
  precipitation. Additional snow accumulations of 1 to 3 inches 
  with isolated amounts near 6 inches and ice accumulations up 
  to around one tenth of an inch. For the Wind Chill Advisory, 
  very cold wind chills expected. Wind chills as low as 15 below 
  zero.

* WHERE...Portions of south central Texas.

* WHEN...For the Winter Storm Warning, until noon CST Monday. 
  For the Wind Chill Advisory, from 9 PM this evening to noon 
  CST Monday.

* IMPACTS...Travel could be very difficult. The hazardous 
  conditions could impact the morning commute. The cold wind 
  chills could result in hypothermia if precautions are not 
  taken.

* ADDITIONAL DETAILS...Bitterly cold air will combine with gusty 
  winds to produce wind wind chill values of 15 -to around zero 
  degrees Monday morning. These values can lead to hypothermia 
  for anyone stranded within the icy roads expected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

The latest road conditions for the state can be obtained at
drivetexas.org.

&&

$$
395 
WWUS44 KEWX 141901
WSWEWX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
101 PM CST Sun Feb 14 2021

...MAJOR WINTER STORM TO IMPACT THE REGION THROUGH MONDAY
MORNING...

.Bitterly cold air and wintry precipitation in the form of
freezing rain, sleet, and snow will impact the region today
through Monday morning. The system could lead to major stress on
the region's infrastructure as well as cripple travel. The
coldest temperatures since 1989 will impact the region. Wind
chill indices could fall to between 15 below zero to near zero
late tonight.

TXZ171>173-183>194-202>209-217>225-228-150600-
/O.UPG.KEWX.WC.Y.0001.210215T0300Z-210215T1800Z/
/O.NEW.KEWX.WC.W.0001.210215T0000Z-210215T1800Z/
/O.CON.KEWX.WS.W.0003.000000T0000Z-210215T1800Z/
Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Bandera-
Gillespie-Kendall-Blanco-Hays-Travis-Bastrop-Lee-Kinney-Uvalde-
Medina-Bexar-Comal-Guadalupe-Caldwell-Fayette-Maverick-Zavala-
Frio-Atascosa-Wilson-Karnes-Gonzales-De Witt-Lavaca-Dimmit-
Including the cities of Llano, Burnet, Georgetown, Del Rio, 
Rocksprings, Leakey, Kerrville, Bandera, Fredericksburg, Boerne, 
Blanco, San Marcos, Austin, Bastrop, Giddings, Brackettville, 
Uvalde, Hondo, San Antonio, New Braunfels, Seguin, Lockhart, 
La Grange, Eagle Pass, Crystal City, Pearsall, Pleasanton, 
Floresville, Karnes City, Gonzales, Cuero, Hallettsville, 
and Carrizo Springs
101 PM CST Sun Feb 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST MONDAY...
...WIND CHILL WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON
CST MONDAY...

* WHAT...For the Winter Storm Warning, heavy mixed precipitation.
  Additional snow accumulations of 1 to 4 inches with isolated
  totals up to 6 inches and ice accumulations of around one tenth
  of an inch. The heaviest snow accumulations are expected north
  of a Rocksprings to San Antonio to Schulenburg line. Winds 
  gusting as high as 35 mph. For the Wind Chill Warning, 
  dangerously cold wind chills expected. Wind chills as low as 15 
  below zero.

* WHERE...South Central Texas.

* WHEN...For the Winter Storm Warning, until noon CST Monday. 
  For the Wind Chill Warning, from 6 PM this evening to noon CST 
  Monday.

* IMPACTS...Travel could be very difficult. The hazardous 
  conditions could impact the morning commute. The cold wind 
  chills could result in hypothermia if precautions are not 
  taken.

* ADDITIONAL DETAILS...Bitterly cold air will combine with gusty 
  winds to produce wind wind chill values near zero degrees Monday
  morning. These values can lead to hypothermia for anyone 
  stranded within the icy roads expected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

The latest road conditions for the state can be obtained at
drivetexas.org.

&&

$$
437 
WWUS44 KEWX 150854
WSWEWX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
254 AM CST Mon Feb 15 2021

...MAJOR WINTER STORM CONTINUES TO IMPACT THE REGION THIS 
MORNING...

.Bitterly cold air and snow will impact the region this morning,
and a coat of freezing rain and sleet accumulations from overnight 
will remain trapped beneath the layer of snow that continues to 
fall over the Coastal Prairies. The system could lead to major 
stress on the region's infrastructure as well as cripple travel. 
The coldest temperatures since 1989 will impact the region. Wind 
chill indices could fall to between 15 below zero to near zero 
early this morning.

TXZ171>173-183>194-202>209-217>225-228-151800-
/O.CON.KEWX.WC.W.0001.000000T0000Z-210215T1800Z/
/O.CON.KEWX.WS.W.0003.000000T0000Z-210215T1800Z/
Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Bandera-
Gillespie-Kendall-Blanco-Hays-Travis-Bastrop-Lee-Kinney-Uvalde-
Medina-Bexar-Comal-Guadalupe-Caldwell-Fayette-Maverick-Zavala-
Frio-Atascosa-Wilson-Karnes-Gonzales-De Witt-Lavaca-Dimmit-
Including the cities of Llano, Burnet, Georgetown, Del Rio, 
Rocksprings, Leakey, Kerrville, Bandera, Fredericksburg, Boerne, 
Blanco, San Marcos, Austin, Bastrop, Giddings, Brackettville, 
Uvalde, Hondo, San Antonio, New Braunfels, Seguin, Lockhart, 
La Grange, Eagle Pass, Crystal City, Pearsall, Pleasanton, 
Floresville, Karnes City, Gonzales, Cuero, Hallettsville, 
and Carrizo Springs
254 AM CST Mon Feb 15 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

* WHAT...For the Winter Storm Warning, snow accumulations of 3 to
  5 inches with isolated totals up to 6 inches have occurred
  across much of South Central Texas, and ice accumulations of one
  to two tenths of an inch have occurred. Additional 
  accumulations of mainly snow will continue over Coastal Plains 
  in the early morning hours with precipitation chances expected 
  to end after sunrise. Winds continue to gust up to near 30 mph. 
  For the Wind Chill Warning, dangerously cold wind chills make 
  the temperature feel as cold as 15 degrees below zero.

* WHERE...South Central Texas.

* WHEN...For the Winter Storm Warning, until noon CST Today. For
  the Wind Chill Warning, through noon CST Today.

* IMPACTS...Nearly all of South Central Texas has received
  measurable amounts of ice and snow, so with the frigid
  temperatures in place, widespread icing issues can be expected
  on area roadways through this morning. The cold wind chills 
  could result in hypothermia if precautions are not taken.

* ADDITIONAL DETAILS...Bitterly cold air and wind chills that can
  lead to hypothermia for anyone stranded outdoors or on icy roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves.

The latest road conditions for the state can be obtained at
drivetexas.org.

&&

$$
390 
WWUS44 KEWX 151821
WSWEWX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
1221 PM CST Mon Feb 15 2021

...Very Cold Temperatures and Wind Chills as well as ice and snow
covered roads continued across South Central Texas...

.All winter type precipitation has ended. However, roads will
continue to be ice and snow covered for the remainder of the day
into at least Tuesday. Winds have been slowly decreasing and
temperatures have been slowly rising. As a result, wind chills
have been slowly rising, as well. However, there may be a few 
spots with wind chills this afternoon into tonight. 

TXZ171>173-183>194-202>209-217>225-228-151930-
/O.EXP.KEWX.WC.W.0001.000000T0000Z-210215T1800Z/
/O.EXP.KEWX.WS.W.0003.000000T0000Z-210215T1800Z/
Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Bandera-
Gillespie-Kendall-Blanco-Hays-Travis-Bastrop-Lee-Kinney-Uvalde-
Medina-Bexar-Comal-Guadalupe-Caldwell-Fayette-Maverick-Zavala-
Frio-Atascosa-Wilson-Karnes-Gonzales-De Witt-Lavaca-Dimmit-
Including the cities of Llano, Burnet, Georgetown, Del Rio, 
Rocksprings, Leakey, Kerrville, Bandera, Fredericksburg, Boerne, 
Blanco, San Marcos, Austin, Bastrop, Giddings, Brackettville, 
Uvalde, Hondo, San Antonio, New Braunfels, Seguin, Lockhart, 
La Grange, Eagle Pass, Crystal City, Pearsall, Pleasanton, 
Floresville, Karnes City, Gonzales, Cuero, Hallettsville, 
and Carrizo Springs
1221 PM CST Mon Feb 15 2021

...WIND CHILL WARNING HAS EXPIRED...
...WINTER STORM WARNING HAS EXPIRED...

All winter type precipitation has ended. However, roads will
continue to be ice and snow covered for the remainder of the day
into at least Tuesday. Winds have been slowly decreasing and
temperatures have been slowly rising. As a result, wind chills
have been slowly rising, as well. However, there may be a few
isolated spots with wind chills this afternoon into tonight. 

$$

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 12, 3:20 PM CSTWinter Storm WatchEWXAtascosa, Bexar, DeWitt, Dimmit, Fayette, Frio and 10 more23 hr

Nearby

Winter Storm Warnings in Texas, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.