Alert archive / Texas / Winter Storm Warnings in 2021

Winter Storm Warning 1, NWS Austin/San Antonio, TX

January 9, 20216 counties in Texas

NWS Austin/San Antonio, TX issued this winter storm warning at Jan 9, 2021, 1:53 PM CST for 6 counties in Texas. It took effect at Jan 10, 2021, 6:00 AM CST. It was in force for 13 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
Jan 9, 2021, 1:53 PM CST (19:53 UTC)
In effect from
Jan 10, 2021, 6:00 AM CST
Expired
Jan 10, 2021, 7:27 PM CST
In force
13 hr
Issued by
NWS Austin/San Antonio, TX

Counties Bastrop County, TX, Burnet County, TX, Lee County, TX, Llano County, TX, Travis County, TX, Williamson County, TX

What was reported inside it

TimeReportWhereRemark
Jan 10, 6:28 AM CSTSLEET 02 N Mansfield Dam, TXSLEET REPORTED IN STEINER RANCH SUBDIVISION.
Jan 10, 6:52 AM CSTSNOW 0Burnet, TXMIX OF SNOW AND SLEET OCCURRING IN BURNET. NO ACCUMULATIONS OCCURRING.
Jan 10, 9:40 AM CSTSNOW 0.11 Nne Anderson Mill, TXREPORT OF ICING ON OVERPASSES AT US183 AND FM620.
Jan 10, 10:03 AM CSTSNOW 0.1Lakeway, TXSPOTTER IN LAKEWAY REPORTING SLEET TRANSITIONED TO SNOW WITH .10 INCH ACCUMULATION.
Jan 10, 10:03 AM CSTSNOW 0.31 E Pflugerville, TX.
Jan 10, 10:03 AM CSTSNOW 0.31 E Pflugerville, TX
Jan 10, 10:31 AM CSTSNOW 1Hutto, TXSNOW COVERED ROADS.
Jan 10, 10:55 AM CSTSNOW 0.23 Nnw Austin, TXMEASURED AT CAMP MABRY.
Jan 10, 10:55 AM CSTSNOW 0.53 Ssw Jollyville, TX
Jan 10, 11:01 AM CSTSNOW 1.33 E Pflugerville, TXSNOW ACCUMULATIONS ON THE GROUND. 1.25 INCHES REPORTED NEAR PFLUGERVILLE VIA SOCIAL MEDIA POST.
Jan 10, 11:10 AM CSTSNOW 25 S Llano, TXSOCIAL MEDIA REPORT OF 2 INCHES OF ACCUMULATION ON THE GROUND.
Jan 10, 12:07 PM CSTSNOW 22 Ese Georgetown, TX.
Jan 10, 12:07 PM CSTSNOW 22 Ese Georgetown, TX
Jan 10, 12:18 PM CSTSNOW 35 Se Andice, TX
Jan 10, 12:45 PM CSTSNOW 1.51 S Taylor, TX.
Jan 10, 12:45 PM CSTSNOW 1.51 S Taylor, TX
Jan 10, 12:45 PM CSTSNOW 33 N Round Rock, TX.
Jan 10, 12:45 PM CSTSNOW 33 N Round Rock, TX
Jan 10, 12:50 PM CSTSNOW 1.31 W Jollyville, TX1.3 INCHES OF SNOW REPORTED 0.3 MILES WEST OF MCNEIL DR AND PALMER LN IN NW AUSTIN.
Jan 10, 12:55 PM CSTSNOW 1Round Rock, TX
Jan 10, 1:00 PM CSTSNOW 2Leander, TX2.0 INCHES OF SNOW MEASURED VIA SOCIAL MEDIA.
Jan 10, 1:04 PM CSTSNOW 2.55 W Coupland, TX5 MILES W OF COUPLAND, TX. LOCATION MARKER IS APPROXIMATE.
Jan 10, 1:06 PM CSTSNOW 22 Wsw Lost Creek, TXLOCATION APPROXIMATE, BETWEEN 360 AND BEE CAVE IN TRAVIS COUNTY. HEAVY SNOWFALL RATES ONGOING.
Jan 10, 1:15 PM CSTSNOW 2Pflugerville, TX2 INCHES OF SNOW ON THE GROUND IN PFLUGERVILLE.
Jan 10, 1:23 PM CSTSNOW 1.7Round Rock, TX1.7 INCHES OF SNOW MEASURED IN ROUND ROCK VIA SOCIAL MEDIA.
Jan 10, 1:32 PM CSTSNOW 3Georgetown, TX3 INCHES OF SNOW MEASURED IN GEORGETOWN VIA SOCIAL MEDIA.
Jan 10, 1:33 PM CSTSNOW 21 Nnw Jollyville, TX2 INCHES OF SNOW MEASURED AT ANDERSON MILL RD AND PALMER LN VIA SOCIAL MEDIA.
Jan 10, 1:39 PM CSTSNOW 1Marble Falls, TX.
Jan 10, 1:39 PM CSTSNOW 1Marble Falls, TX
Jan 10, 1:40 PM CSTSNOW 1.54 N Austin, TX1.5 INCHES OF SNOW IN BRENTWOOD VIA SOCIAL MEDIA.
Jan 10, 1:53 PM CSTSNOW 3.14 Ne Pflugerville, TX.
Jan 10, 1:53 PM CSTSNOW 3.14 Ne Pflugerville, TX
Jan 10, 1:55 PM CSTSNOW 3Bertram, TX3 INCHES OF SNOW MEASURED IN BERTRAM FROM COCORAHS OBSERVER.
Jan 10, 2:00 PM CSTSNOW 1Horseshoe Bay, TX1 INCH OF SNOW IN HORSESHOE BAY.
Jan 10, 2:00 PM CSTSNOW 2.11 Ssw Jollyville, TX2.1 INCHES OF SNOW MEASURED AT INTERSECTION OF US 183 AND OAK KNOLL DR.
Jan 10, 2:00 PM CSTSNOW 2.23 Ssw Jollyville, TXADDITIONAL 1.3 INCHES OF SNOW SINCE NOON. STORM TOTAL SNOWFALL 2.2 INCHES. ROADWAYS AT LEAST PARTIALLY COVERED BY SNOWFALL.. WIDESPREAD TRAFFIC ISSUES IN THE AREA OF NORTHWEST AUSTIN ALONG US HIGHWAY 183 CORRIDOR. LIGHT SNOW STILL OCCURRING.
Jan 10, 2:00 PM CSTSNOW 2.23 Ssw Jollyville, TXCORRECTS PREVIOUS SNOW REPORT FROM 3 SSW JOLLYVILLE. ADDITIONAL 1.3 INCHES OF SNOW SINCE NOON. STORM TOTAL SNOWFALL 2.2 INCHES. ROADWAYS AT LEAST PARTIALLY COVERED BY SNOWFALL.. WIDESPREAD TRAFFIC ISSUES IN THE AREA OF NORTHWEST AUSTIN ALONG US HIGHWAY 183 COR
Jan 10, 2:00 PM CSTSNOW 2.73 Ene Pflugerville, TX2.7 INCHES OF SNOW MEASURED USING SNOW BOARD NEAR LAKE PFLUGERVILLE VIA COCORAHS OBSERVER.
Jan 10, 2:08 PM CSTSNOW 2.52 Ese Leander, TXLOCATION MARKER APPROXIMATE. HORSESHOE BEND NEIGHBORHOOD. VIA SOCIAL MEDIA.
Jan 10, 2:30 PM CSTSNOW 1.55 N Austin, TXCOCORAHS STATION TX-TV-2 AUSTIN 2.8 N(ALLANDALE).
Jan 10, 2:30 PM CSTSNOW 2.76 N Burnet, TX.
Jan 10, 2:30 PM CSTSNOW 2.76 N Burnet, TX
Jan 10, 2:30 PM CSTSNOW 3.63 Nnw Georgetown Dam, TXSOCIAL MEDIA REPORT WITH PICTURE OF 3.6 INCHES NORTH OF LAKE GEORGETOWN. LOCATION MARKER IS APPROXIMATE.
Jan 10, 2:44 PM CSTSNOW 2Lexington, TXPICTURE VIA SOCIAL MEDIA. SOME LIGHT SNOW CONTINUED AFTER THE MEASUREMENT.
Jan 10, 2:48 PM CSTSNOW 2.2Fedor, TX2.2 INCHES OF SNOW MEASURED IN FEDOR, TX VIA SOCIAL MEDIA.
Jan 10, 2:50 PM CSTSNOW 4Pflugerville, TX4 INCHES OF SNOW IN PFLUGERVILLE VIA SOCIAL MEDIA.
Jan 10, 2:52 PM CSTSNOW 43 Ne Round Rock, TX4 INCHES OF SNOW MEASURED IN NORTHEAST ROUND ROCK VIA SOCIAL MEDIA.
Jan 10, 2:55 PM CSTSNOW 33 E Burnet, TX3.0 INCHES OF SNOW IN BURNET VIA SOCIAL MEDIA.
Jan 10, 3:00 PM CSTSNOW 1.53 Nnw Austin, TX1.5 INCHES MEASURED AS OF 3PM AT KATT AUSTIN-CAMP MABRY ASOS SITE.
Jan 10, 3:00 PM CSTSNOW 1.82 W Kingsland, TXDELAYED REPORT.
Jan 10, 3:00 PM CSTSNOW 2.11 Ese Llano, TXDELAYED REPORT.
Jan 10, 3:00 PM CSTSNOW 35 Ese Liberty Hill, TXPUBLIC REPORT WITH PICTURE FROM SANTA RITA RANCH NEIGHBORHOOD.
Jan 10, 3:00 PM CSTSNOW 3.5Georgetown, TX3.5 INCHES OF SNOW MEASURED IN GEORGETOWN.
Jan 10, 3:02 PM CSTSNOW 4.5Leander, TX4.5 INCHES OF SNOW REPORTED IN LEANDER.
Jan 10, 3:05 PM CSTSNOW 5.34 Ene Round Rock, TXPICTURE OF 5.3 NE OF ROUND ROCK. LOCATION MARKER IS APPROXIMATE.
Jan 10, 3:20 PM CSTSNOW 4.512 Ne Tow, TX4.5 INCHES OF SNOW MEASURED IN NORTHWEST BURNET COUNTY NEAR NARUNA VIA SOCIAL MEDIA.
Jan 10, 3:36 PM CSTSNOW 3Hutto, TX3 INCHES OF SNOW MEASURED IN THE HUTTO AREA VIA SOCIAL MEDIA.
Jan 10, 3:40 PM CSTSNOW 1.83 Ssw Jollyville, TX1.75 INCHES OF SNOW MEASURED IN GREAT HILLS COUNTRY CLUB VIA SOCIAL MEDIA.
Jan 10, 3:45 PM CSTSNOW 3.31 Se Wells Branch, TXPICTURE VIA SOCIAL MEDIA OF 3.3 INCHES NEAR WELLS BRANCH AND HEATHERWILDE.
Jan 10, 4:10 PM CSTSNOW 33 Sw Pflugerville, TX3 INCHES OF SNOW MEASURED IN SOUTHWEST PFLUGERVILLE.

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

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 7.9 hours before the alert went out and 265 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, Fort Worth, TX at 12:00Z on 2021-01-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Fort Worth, TX at 12:00Z on 2021-01-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -63 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
852 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
-63 m²/s²
0-3 km storm-relative helicity
7 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

923 
WWUS44 KEWX 091953
WSWEWX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
153 PM CST Sat Jan 9 2021

TXZ172-173-194-101100-
/O.UPG.KEWX.WS.A.0001.210110T1800Z-210111T0600Z/
/O.NEW.KEWX.WS.W.0001.210110T1200Z-210111T0600Z/
Burnet-Williamson-Lee-
Including the cities of Burnet, Georgetown, and Giddings
153 PM CST Sat Jan 9 2021

...WINTER STORM WARNING IN EFFECT FROM 6 AM SUNDAY TO MIDNIGHT
CST SUNDAY NIGHT...

* WHAT...Heavy wet snow expected. Total snow accumulations of 1 
  to 3 inches.

* WHERE...Burnet, Williamson and Lee Counties.

* WHEN...From 6 AM Sunday to midnight CST Sunday night.

* ADDITIONAL DETAILS...Difficult travel conditions are possible, 
  especially on elevated roadways.

* IMPACTS...Travel could be very difficult.

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.

&&

$$

TXZ171-101100-
/O.NEW.KEWX.WS.W.0001.210110T1200Z-210111T0600Z/
Llano-
Including the city of Llano
153 PM CST Sat Jan 9 2021

...WINTER STORM WARNING IN EFFECT FROM 6 AM SUNDAY TO MIDNIGHT
CST SUNDAY NIGHT...

* WHAT...Heavy wet snow expected. Total snow accumulations of 1 
  to 3 inches.

* WHERE...Llano County.

* WHEN...From 6 AM Sunday to midnight CST Sunday night.

* ADDITIONAL DETAILS...Difficult travel conditions are possible,
  especially on elevated roadways.

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.

&&

$$

TXZ188-190>193-101100-
/O.NEW.KEWX.WW.Y.0001.210110T1200Z-210111T0600Z/
Gillespie-Blanco-Hays-Travis-Bastrop-
Including the cities of Fredericksburg, Blanco, San Marcos, 
Austin, and Bastrop
153 PM CST Sat Jan 9 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM SUNDAY TO MIDNIGHT
CST SUNDAY NIGHT...

* WHAT...Wet snow expected. Total snow accumulations of up to 
  one inch.

* WHERE...Gillespie, Blanco, Hays, Travis and Bastrop Counties.

* WHEN...From 6 AM Sunday to midnight CST Sunday night.

* ADDITIONAL DETAILS...Hazardous travel conditions are possible, 
  especially on elevated roadways.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$
8 follow-up statements
764 
WWUS44 KEWX 100444
WSWEWX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
1044 PM CST Sat Jan 9 2021

TXZ171>173-194-101245-
/O.CON.KEWX.WS.W.0001.210110T1200Z-210111T0600Z/
Llano-Burnet-Williamson-Lee-
Including the cities of Llano, Burnet, Georgetown, and Giddings
1044 PM CST Sat Jan 9 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM SUNDAY TO
MIDNIGHT CST SUNDAY NIGHT...

* WHAT...Heavy snow expected. Total snow accumulations of 1 to 4
  inches with isolated higher totals possible.

* WHERE...Lee, Llano, Burnet and Williamson Counties.

* WHEN...From 6 AM Sunday to midnight CST Sunday night.

* ADDITIONAL DETAILS...Difficult travel conditions are expected, 
  especially on elevated roadways.

* IMPACTS...Travel could be very difficult.

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.

&&

$$

TXZ188-190>193-101245-
/O.CON.KEWX.WW.Y.0001.210110T1200Z-210111T0600Z/
Gillespie-Blanco-Hays-Travis-Bastrop-
Including the cities of Fredericksburg, Blanco, San Marcos, 
Austin, and Bastrop
1044 PM CST Sat Jan 9 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM SUNDAY TO
MIDNIGHT CST SUNDAY NIGHT...

* WHAT...Snow expected. Total snow accumulations of up to two 
  inches.

* WHERE...Gillespie, Travis, Bastrop, Blanco and Hays Counties.

* WHEN...From 6 AM Sunday to midnight CST Sunday night.

* IMPACTS...Plan on slippery road conditions.

* ADDITIONAL DETAILS...Hazardous travel conditions are possible, 
  especially on elevated roadways.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$
440 
WWUS44 KEWX 100949
WSWEWX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
349 AM CST Sun Jan 10 2021

TXZ171>173-194-102200-
/O.CON.KEWX.WS.W.0001.210110T1200Z-210111T0600Z/
Llano-Burnet-Williamson-Lee-
Including the cities of Llano, Burnet, Georgetown, and Giddings
349 AM CST Sun Jan 10 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Heavy snow expected. Total snow accumulations of 1 to 3
  inches with isolated totals or 4 inches possible.

* WHERE...Lee, Llano, Burnet, and Williamson Counties.

* WHEN...From 6 AM Sunday to midnight CST Sunday night.

* ADDITIONAL DETAILS...Difficult travel conditions are expected, 
  especially on elevated roadways.

* IMPACTS...Travel could be very difficult.

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.

&&

$$

TXZ186-189-102200-
/O.EXA.KEWX.WW.Y.0001.210110T1200Z-210111T0600Z/
Kerr-Kendall-
Including the cities of Kerrville and Boerne
349 AM CST Sun Jan 10 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

* WHAT...Snow expected. Total snow accumulations of up to one 
  inch with isolated higher amounts.

* WHERE...Kerr and Kendall Counties.

* WHEN...From 6 AM Sunday to midnight CST Sunday night.

* IMPACTS...Plan on slippery road conditions.

* ADDITIONAL DETAILS...Hazardous travel conditions are possible, 
  especially on elevated roadways.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$

TXZ188-190>193-102200-
/O.CON.KEWX.WW.Y.0001.210110T1200Z-210111T0600Z/
Gillespie-Blanco-Hays-Travis-Bastrop-
Including the cities of Fredericksburg, Blanco, San Marcos, 
Austin, and Bastrop
349 AM CST Sun Jan 10 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Snow expected. Total snow accumulations of up to two 
  inches.

* WHERE...Gillespie, Travis, Bastrop, Blanco, and Hays Counties.

* WHEN...From 6 AM Sunday to midnight CST Sunday night.

* IMPACTS...Plan on slippery road conditions.

* ADDITIONAL DETAILS...Hazardous travel conditions are possible, 
  especially on elevated roadways.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

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

&&

$$
172 
WWUS44 KEWX 101551
WSWEWX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
951 AM CST Sun Jan 10 2021


TXZ192-110600-
/O.UPG.KEWX.WW.Y.0001.000000T0000Z-210111T0600Z/
/O.EXA.KEWX.WS.W.0001.000000T0000Z-210111T0600Z/
Travis-
Including the city of Austin
951 AM CST Sun Jan 10 2021

...WINTER STORM WARNING IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

* WHAT...Heavy wet snow. Additional snow accumulations of up to 
  two inches.

* WHERE...Travis County.

* WHEN...Until midnight CST tonight.

* IMPACTS...Plan on slippery road conditions.

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>173-194-110600-
/O.CON.KEWX.WS.W.0001.000000T0000Z-210111T0600Z/
Llano-Burnet-Williamson-Lee-
Including the cities of Llano, Burnet, Georgetown, and Giddings
951 AM CST Sun Jan 10 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Heavy snow expected. Total snow accumulations of 1 to 3 
  inches with isolated totals or 4 inches possible.

* WHERE...Lee, Llano, Burnet, and Williamson Counties.

* WHEN...From 6 AM Sunday to midnight CST Sunday night.

* IMPACTS...Travel could be very difficult.

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.

&&

$$

TXZ186-188>191-193-110600-
/O.CON.KEWX.WW.Y.0001.000000T0000Z-210111T0600Z/
Kerr-Gillespie-Kendall-Blanco-Hays-Bastrop-
Including the cities of Kerrville, Fredericksburg, Boerne, 
Blanco, San Marcos, and Bastrop
951 AM CST Sun Jan 10 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Snow expected. Total snow accumulations of up to one to 
  two inches.

* WHERE...Gillespie, Travis, Bastrop, Blanco, and Hays Counties.

* WHEN...From 6 AM Sunday to midnight CST Sunday night.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$
583 
WWUS44 KEWX 101736
WSWEWX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
1136 AM CST Sun Jan 10 2021

TXZ171>173-192-194-110600-
/O.CON.KEWX.WS.W.0001.000000T0000Z-210111T0600Z/
Llano-Burnet-Williamson-Travis-Lee-
Including the cities of Llano, Burnet, Georgetown, Austin, 
and Giddings
1136 AM CST Sun Jan 10 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Heavy snow expected. Total snow accumulations of 1 to 3 
  inches with isolated totals or 4 inches possible.

* WHERE...Lee, Llano, Burnet, and Williamson Counties.

* WHEN...From 6 AM Sunday to midnight CST Sunday night.

* IMPACTS...Travel could be very difficult.

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.

&&

$$

TXZ206-110600-
/O.EXA.KEWX.WW.Y.0001.000000T0000Z-210111T0600Z/
Comal-
Including the city of New Braunfels
1136 AM CST Sun Jan 10 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

* WHAT...Wet snow. Additional snow accumulations of up to one 
  inch.

* WHERE...Comal County.

* WHEN...From 6 AM Sunday to midnight CST Sunday night.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$

TXZ186-188>191-193-110600-
/O.CON.KEWX.WW.Y.0001.000000T0000Z-210111T0600Z/
Kerr-Gillespie-Kendall-Blanco-Hays-Bastrop-
Including the cities of Kerrville, Fredericksburg, Boerne, 
Blanco, San Marcos, and Bastrop
1136 AM CST Sun Jan 10 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Snow expected. Total snow accumulations of up to one to 
  two inches.

* WHERE...Gillespie, Travis, Bastrop, Blanco, and Hays Counties.

* WHEN...From 6 AM Sunday to midnight CST Sunday night.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$
022 
WWUS44 KEWX 101832
WSWEWX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
1232 PM CST Sun Jan 10 2021

TXZ171>173-192-194-110245-
/O.CON.KEWX.WS.W.0001.000000T0000Z-210111T0600Z/
Llano-Burnet-Williamson-Travis-Lee-
Including the cities of Llano, Burnet, Georgetown, Austin, 
and Giddings
1232 PM CST Sun Jan 10 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Heavy snow. Additional snow accumulations of 1 to 3 
  inches.

* WHERE...Burnet, Lee, Travis, Llano and Williamson Counties.

* WHEN...Until midnight CST tonight.

* IMPACTS...Travel could be very difficult.

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.

&&

$$

TXZ205-207-208-110245-
/O.EXA.KEWX.WW.Y.0001.000000T0000Z-210111T0600Z/
Bexar-Guadalupe-Caldwell-
Including the cities of San Antonio, Seguin, and Lockhart
1232 PM CST Sun Jan 10 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

* WHAT...Snow. Additional snow accumulations of up to one inch.

* WHERE...primarily northern portions of Bexar, Guadalupe and 
  Caldwell Counties.

* WHEN...Until midnight CST tonight.

* IMPACTS...Plan on slippery road conditions.

* ADDITIONAL DETAILS...Difficult travel conditions are possible on  
  elevated roadways.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$

TXZ186-188>191-193-206-110245-
/O.CON.KEWX.WW.Y.0001.000000T0000Z-210111T0600Z/
Kerr-Gillespie-Kendall-Blanco-Hays-Bastrop-Comal-
Including the cities of Kerrville, Fredericksburg, Boerne, 
Blanco, San Marcos, Bastrop, and New Braunfels
1232 PM CST Sun Jan 10 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Snow. Additional snow accumulations of up to one inch.

* WHERE...Portions of south central Texas.

* WHEN...Until midnight CST tonight.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$
863 
WWUS44 KEWX 101913
WSWEWX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
113 PM CST Sun Jan 10 2021


TXZ171>173-192-194-110315-
/O.CON.KEWX.WS.W.0001.000000T0000Z-210111T0600Z/
Llano-Burnet-Williamson-Travis-Lee-
Including the cities of Llano, Burnet, Georgetown, Austin, 
and Giddings
113 PM CST Sun Jan 10 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Heavy snow. Additional snow accumulations of 1 to 2 
  inches.

* WHERE...Burnet, Lee, Travis, Llano and Williamson Counties.

* WHEN...Until midnight CST tonight.

* IMPACTS...Travel could be very difficult.

* ADDITIONAL DETAILS...Difficult travel conditions are expected, 
  especially on elevated roadways.

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.

&&

$$

TXZ209-110315-
/O.EXA.KEWX.WW.Y.0001.000000T0000Z-210111T0600Z/
Fayette-
Including the city of La Grange
113 PM CST Sun Jan 10 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

* WHAT...Snow. Additional snow accumulations of up to one inch,
  primarily in northern portions of the County.

* WHERE...Fayette County.

* WHEN...Until midnight CST tonight.

* IMPACTS...Plan on slippery road conditions.

* ADDITIONAL DETAILS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$

TXZ186-188>191-193-205>208-110315-
/O.CON.KEWX.WW.Y.0001.000000T0000Z-210111T0600Z/
Kerr-Gillespie-Kendall-Blanco-Hays-Bastrop-Bexar-Comal-Guadalupe-
Caldwell-
Including the cities of Kerrville, Fredericksburg, Boerne, 
Blanco, San Marcos, Bastrop, San Antonio, New Braunfels, Seguin, 
and Lockhart
113 PM CST Sun Jan 10 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Snow. Additional snow accumulations of up to one inch.

* WHERE...Portions of south central Texas.

* WHEN...Until midnight CST tonight.

* IMPACTS...Plan on slippery road conditions.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$
297 
WWUS44 KEWX 101954
WSWEWX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
154 PM CST Sun Jan 10 2021

TXZ193-110600-
/O.UPG.KEWX.WW.Y.0001.000000T0000Z-210111T0600Z/
/O.EXA.KEWX.WS.W.0001.000000T0000Z-210111T0600Z/
Bastrop-
Including the city of Bastrop
154 PM CST Sun Jan 10 2021

...WINTER STORM WARNING IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

* WHAT...Heavy snow. Additional snow accumulations of up to two 
  inches.

* WHERE...Bastrop County.

* WHEN...Until midnight CST tonight.

* IMPACTS...Plan on slippery road conditions.

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>173-192-194-110600-
/O.CON.KEWX.WS.W.0001.000000T0000Z-210111T0600Z/
Llano-Burnet-Williamson-Travis-Lee-
Including the cities of Llano, Burnet, Georgetown, Austin, 
and Giddings
154 PM CST Sun Jan 10 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Heavy snow. Additional snow accumulations of 1 to 2 
  inches.

* WHERE...Burnet, Lee, Travis, Llano and Williamson Counties.

* WHEN...Until midnight CST tonight.

* IMPACTS...Travel could be very difficult.

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.

&&

$$

TXZ186-188>191-205>209-110600-
/O.CON.KEWX.WW.Y.0001.000000T0000Z-210111T0600Z/
Kerr-Gillespie-Kendall-Blanco-Hays-Bexar-Comal-Guadalupe-Caldwell-
Fayette-
Including the cities of Kerrville, Fredericksburg, Boerne, 
Blanco, San Marcos, San Antonio, New Braunfels, Seguin, Lockhart,
and La Grange
154 PM CST Sun Jan 10 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Snow. Additional snow accumulations of up to one inch.

* WHERE...Portions of south central Texas.

* WHEN...Until midnight CST tonight.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$
338 
WWUS44 KEWX 110127
WSWEWX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
727 PM CST Sun Jan 10 2021

TXZ171>173-192>194-110230-
/O.CAN.KEWX.WS.W.0001.000000T0000Z-210111T0600Z/
Llano-Burnet-Williamson-Travis-Bastrop-Lee-
Including the cities of Llano, Burnet, Georgetown, Austin, 
Bastrop, and Giddings
727 PM CST Sun Jan 10 2021

...WINTER STORM WARNING IS CANCELLED...

Precipitation has come to an end across the region. Snow and 
sleet amounts ranged from one to six inches across the area, but 
with temperatures above freezing some of this has already melted. 
Some locations may see some slick spots on roadways late tonight 
as temperatures fall back to near or below freezing. This would be
most likely to occur on bridges or overpasses. Widespread impacts
are not expected.

$$

TXZ186-188>191-205>209-110230-
/O.CAN.KEWX.WW.Y.0001.000000T0000Z-210111T0600Z/
Kerr-Gillespie-Kendall-Blanco-Hays-Bexar-Comal-Guadalupe-Caldwell-
Fayette-
Including the cities of Kerrville, Fredericksburg, Boerne, 
Blanco, San Marcos, San Antonio, New Braunfels, Seguin, Lockhart,
and La Grange
727 PM CST Sun Jan 10 2021

...WINTER WEATHER ADVISORY IS CANCELLED...

Precipitation has come to an end across the region. Snow and 
sleet amounts ranged from a trace to about an inch and a half in
the advisory area. With temperatures above freezing this evening,
much of this has already melted. Isolated locations may see some 
slick spots on roadways late tonight as temperatures fall back to 
near or below freezing. This would be most likely to occur on 
bridges or overpasses. Widespread impacts are not expected. 


$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 9, 1:53 PM CSTWinter Weather AdvisoryEWXBastrop, Bexar, Blanco, Caldwell, Comal, Fayette and 6 more30 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.