Alert archive / Texas / Winter Storm Warnings in 2021

Winter Storm Warning 2, NWS Houston/Galveston, TX

February 13, 202123 counties in Texas

NWS Houston/Galveston, TX issued this winter storm warning at Feb 13, 2021, 5:46 AM CST for 23 counties in Texas. It took effect at Feb 13, 2021, 9:00 PM CST. It was in force for 42 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 13, 2021, 5:46 AM CST (11:46 UTC)
In effect from
Feb 13, 2021, 9:00 PM CST
Expired
Feb 15, 2021, 3:11 PM CST
In force
42 hr
Issued by
NWS Houston/Galveston, TX
All 23 counties

Austin County, TX, Brazoria County, TX, Brazos County, TX, Burleson County, TX, Chambers County, TX, Colorado County, TX, Fort Bend County, TX, Galveston County, TX, Grimes County, TX, Harris County, TX, Houston County, TX, Jackson County, TX, Liberty County, TX, Madison County, TX, Matagorda County, TX, Montgomery County, TX, Polk County, TX, San Jacinto County, TX, Trinity County, TX, Walker County, TX, Waller County, TX, Washington County, TX, Wharton County, TX

The radar

The Houston radar (KHGX), 91 km from the middle of the area, began a volume at 11:49 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 14, 2:10 AM CSTFREEZING RAIN 0.01College Station, TXTXDOT REPORTING SOME ICE ON FM 60 BYPASS AND HARVEY MITCHELL PKWY OVERPASS.
Feb 14, 2:10 AM CSTFREEZING RAIN 0.01Navasota, TXTXDOT REPORTING ICE ON BRIDGES ALONG HIGHWAY 6.
Feb 14, 6:00 AM CSTFREEZING RAIN 0.011 Nne Caldwell, TXTXDOT IS REPORTING ICE ALONG MOST ROADS NEAR CALDWELL AND THROUGHOUT BURLESON COUNTY.
Feb 14, 6:00 AM CSTFREEZING RAIN 0.011 Nw Crockett, TXTXDOT REPORTING SOME ICE ON 304 LOOP IN CROCKETT.
Feb 14, 6:00 AM CSTFREEZING RAIN 0.012 Ene Madisonville, TXTXDOT REPORTING SOME ICE ON I-45 IN MADISON COUNTY.
Feb 14, 6:15 AM CSTFREEZING RAIN 0.011 Sse Columbus, TXTXDOT IS REPORTING SOME ICE ALONG I-10 AND UA 90 AS WELL AS THEIR ADJACENT ROADS IN COLORADO COUNTY.
Feb 14, 6:50 AM CSTFREEZING RAIN 0.016 Wnw Cypress, TXHOUSTON TRANSTAR REPORTING ICE ALONG US-290 NORTHWEST WESTBOUND AT SH-90 LANIER PARWKA.
Feb 14, 7:05 AM CSTFREEZING RAIN 0.011 Ssw Huntsville, TXTX DOT IS REPORTING ICE ON BRIDGE AT FM1374 (MONTGOMERY ROAD) AND IH-45 IN HUNTSVILLE, TX.
Feb 14, 7:34 AM CSTFREEZING RAIN 0.016 Wnw Cypress, TXICE ON HIGHWAY 6 SOUTHBOUND OVER US 290 NORTH OF COPPERFIELD.
Feb 14, 7:34 AM CSTFREEZING RAIN 0.016 Wnw Cypress, TXICE REPORTED ON US 290 AND SH 99.
Feb 14, 8:42 AM CSTFREEZING RAIN 0.011 Nne Hempstead, TXICE REPORTED ON THE FLYOVER FROM HIGHWAY 6 TO US 290 EAST OF HEMPSTEAD.
Feb 14, 2:20 PM CSTFREEZING RAIN 0.011 Nne Waller, TXUS 290 AT FIELD STORE ROAD CLOSED DUE TO ICE.
Feb 14, 3:33 PM CSTFREEZING RAIN 0.014 Nnw Navasota, TX
Feb 14, 4:00 PM CSTFREEZING RAIN 0.011 Ese Prairie View, TXICING ON HWY 290 OVERPASS AT JAMES MUSE PARKWAY RESULTING IN MINOR ACCIDENTS AND CARS SLIDING. HWY 290 ROAD CLOSURE.
Feb 14, 4:04 PM CSTSLEET 0.35 Ene Madisonville, TXGLAZE ON SURFACES WITH SLOW ACCUMULATION.
Feb 14, 4:06 PM CSTFREEZING RAIN 0.035 Ene Madisonville, TXGLAZE ON SURFACES.
Feb 14, 5:42 PM CSTFREEZING RAIN 0.013 Ese Katy, TXSH-99 CLOSED AT I-10 DUE TO ICE.
Feb 14, 6:00 PM CSTFREEZING RAIN 0.011 Wnw Magnolia, TXFM-1774 AT FM-1486 TO FM-1488 CLOSED. ICE ON ROADWAYS.
Feb 14, 6:20 PM CSTFREEZING RAIN 0.012 Sw Katy, TXCANE ISLAND PARKWAY BRIDGE OVER I-10 IS CLOSED DUE TO ICE.
Feb 14, 6:36 PM CSTFREEZING RAIN 0.013 Ne Beasley, TXSPUR-10 AT HWY 59 CLOSED DUE TO ICE ON BRIDGE.
Feb 14, 7:27 PM CSTFREEZING RAIN 0.011 Ese Houston, TXNUMEROUS ROADS AND OVERPASSES ARE CLOSED DUE TO ICY CONDITIONS ACROSS HARRIS COUNTY.
Feb 14, 9:22 PM CSTSLEET 0.37 Nne Waller, TXICE AND SLEET ACCUMULATING ON FM 1488 NORTH OF WALLER.
Feb 14, 10:00 PM CSTSLEET 0.32 Nw Huntsville, TXSLEET AND ICE WITH MULTIPLE WRECKS INVOLVING MULTIPLE VEHICLES.
Feb 15, 1:06 AM CSTSLEET 0.12 Ene Dickinson, TXMIX OF SLEET AND ICE IN THE DICKINSON AREA (TRACE TO 1/16 INCHES).
Feb 15, 1:49 AM CSTSLEET 0.11 E Clear Lake Shores, TXKEMAH BRIDGE BETWEEN KEMAH AND SEABROOK BEING SHUT DOWN DUE TO BUILDING SLEET AND ICE.
Feb 15, 1:54 AM CSTSNOW 0.13 Ne Galveston, TXTHUNDER AND SNOW AT KGLS BETWEEN 154 AM AND 252 AM.
Feb 15, 2:30 AM CSTSLEET 0.53 Wsw Bunker Hill Villa, TXMIX OF SLEET AND SNOW. POWER JUST WENT OUT.
Feb 15, 2:32 AM CSTSLEET 45 Wsw Bunker Hill Villa, TXMIX OF SLEET AND SNOW. POWER OUTAGE TOO.
Feb 15, 3:20 AM CSTSLEET 24 Sw The Woodlands, TXMIX OF SLEET AND SNOW. POWER OUT TOO.
Feb 15, 3:46 AM CSTSLEET 11 Wnw Kingwood, TXMIX OF SLEET AND SNOW. SOME ICE BUILDUP TOO.
Feb 15, 4:28 AM CSTSNOW 0.12 Sw Mission Bend, TXSLEET CHANGING OVER TO BIG SNOWFLAKES TO THE NW OF SGR.
Feb 15, 5:12 AM CSTSLEET 21 Wnw Town West, TXMIX OF SLEET AND SNOW. POWER OUTAGE TOO.
Feb 15, 5:26 AM CSTSLEET 16 Nne Tomball, TXMIX OF SLEET AND SNOW. POWER OUTAGE TOO.
Feb 15, 5:30 AM CSTSLEET 0.22 Nw Lake Jackson, TXMIX OF FREEZING RAIN, DRIZZLE AND SMALL SLEET PELLETS.
Feb 15, 6:00 AM CSTSNOW 36 Ese Groveton, TX
Feb 15, 6:00 AM CSTSNOW 3Livingston, TX
Feb 15, 6:00 AM CSTSNOW 3.52 Nw Huntsville, TX3.5 INCHES OF SNOW AND POWER OUTAGES.
Feb 15, 6:36 AM CSTSNOW 3Cypress, TX2.5 TO 3 INCHES OF A SLEET-SNOW-ICE MIX IN THE CYPRESS AREA.
Feb 15, 6:45 AM CSTSNOW 0.8West University Place, TXA GLAZE OF ICE (HARDLY MEASURABLE), SLEET ON TOP, THEN FLUFFY SNOW.
Feb 15, 6:52 AM CSTSNOW 3.5Bryan, TXMEASURED AT THE KBTX STUDIO.
Feb 15, 6:54 AM CSTSNOW 0.32 Se La Porte, TXAROUND 1/4 INCH MIXED SLEET AND SNOW IN THE LA PORTE AREA.
Feb 15, 6:58 AM CSTSNOW 3Tomball, TX2.5 TO 3 INCHES OF A SLEET AND SNOW MIX IN THE TOMBALL AREA.
Feb 15, 7:00 AM CSTSNOW 0.3Nassau Bay, TXMIX OF SLEET AND SNOW IN THE NASSAU BAY AREA.
Feb 15, 7:00 AM CSTSNOW 0.51 N Nassau Bay, TX1/4 TO 1/2 INCH THICK SNOW ON GROUND.
Feb 15, 7:00 AM CSTSNOW 1Bellaire, TX1 INCH OF SNOW IN THE BELLAIRE AREA.
Feb 15, 7:00 AM CSTSNOW 4College Station, TXCORRECTS PREVIOUS SNOW REPORT FROM COLLEGE STATION FROM UNKNOWN TO MEASURED. SNOW IN THE COLLEGE STATION AREA. SOME DRIFTS UP TO AROUND 9 INCHES.
Feb 15, 7:00 AM CSTSNOW 4College Station, TXSNOW IN THE COLLEGE STATION AREA. SOME DRIFTS UP TO AROUND 9 INCHES.
Feb 15, 7:14 AM CSTSNOW 0.84 N Meadows, TX
Feb 15, 7:25 AM CSTSLEET 0.51 Nne Friendswood, TX1/2 INCH OF SLEET IN FRIENDSWOOD.
Feb 15, 7:30 AM CSTSNOW 0.73 E West University Pla, TX0.7 INCHES OF SNOW AND SLEET IN THE MUSEUM PARK AREA OF HOUSTON.
Feb 15, 7:30 AM CSTSNOW 0.83 S Houston, TXSNOW WITH ONE QUARTER INCH OF ICE NEAR MUSEUM DISTRICT.
Feb 15, 7:35 AM CSTSNOW 31 Se Kingwood, TX2 TO 3 INCHES OF A SLEET-SNOW MIX ON KINGWOOD AREA ROADWAYS.
Feb 15, 7:38 AM CSTSNOW 0.11 Ne Anahuac, TXMIX OF SLEET AND SNOW AT 1/8 INCHES.
Feb 15, 7:45 AM CSTSLEET 0.32 Wnw League City, TXMIX OF SLEET AND SNOW IN LEAGUE CITY AREA.
Feb 15, 7:50 AM CSTSNOW 22 Ene Dickinson, TX1 TO 2 INCHES OF SNOW COVERING ROADWAYS AND FILED AREAS IN DICKINSON. ICE ACCUMULATIONS 1/8 TO 3/16 INCH.
Feb 15, 7:54 AM CSTSNOW 3Cypress, TX3 INCHES OF MIXED SNOW AND SLEET IN THE CYPRESS AREA.
Feb 15, 8:00 AM CSTSLEET 0.32 Nnw Webster, TXONE QUARTER INCH OF MOSTLY SLEET WITH A BIT OF SNOW IN CLEAR LAKE CITY AREA.
Feb 15, 8:00 AM CSTSLEET 0.67 Se Tomball, TXMIX OF SLEET AND SNOW IN SPRING AREA.
Feb 15, 8:00 AM CSTSNOW 0.32 Nw Dickinson, TXONE QUARTER INCH MIX OF SLEET AND SNOW AT NWS HGX OFFICE. 1/16 INCH OF ICE ACCUMULATION ON METAL SURFACES.
Feb 15, 8:00 AM CSTSNOW 5.98 Wnw Somerville, TX

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

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 11.8 hours before the alert went out and 242 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, Lake Charles Mun, LA at 00:00Z on 2021-02-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 14 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, Lake Charles Mun, LA at 00:00Z on 2021-02-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 152 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
14 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
423 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
152 m²/s²
0-3 km storm-relative helicity
268 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

628 
WWUS44 KHGX 131146
WSWHGX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Houston/Galveston TX
546 AM CST Sat Feb 13 2021

...MAJOR WINTER STORM TO IMPACT THE REGION SUNDAY AND MONDAY...

TXZ163-164-176>179-195>199-210>212-132200-
/O.UPG.KHGX.WS.A.0003.210214T2100Z-210216T0000Z/
/O.NEW.KHGX.WS.W.0002.210214T0300Z-210216T0000Z/
Houston-Trinity-Madison-Walker-San Jacinto-Polk-Burleson-Brazos-
Washington-Grimes-Montgomery-Colorado-Austin-Waller-
Including the cities of Crockett, Trinity, Groveton, 
Madisonville, Huntsville, Shepherd, Coldspring, Livingston, 
Corrigan, Caldwell, Somerville, College Station, Bryan, Brenham, 
Navasota, Conroe, The Woodlands, Columbus, Eagle Lake, Weimar, 
Sealy, Bellville, Hempstead, Prairie View, Brookshire, and Waller
546 AM CST Sat Feb 13 2021

...WINTER STORM WARNING IN EFFECT FROM 9 PM THIS EVENING TO 6 PM
CST MONDAY...

* WHAT...Tonight, an upper level disturbance will bring areas
  light freezing rain and freezing drizzle to the area. Expect a
  glaze of ice on area roads and especially bridges. Sunday night
  into Monday, expect a much stronger system to move into the 
  area. Freezing rain will transition to a sleet/snow mix followed
  snow. Snowfall accumulations of 2 to 4 inches are expected with
  higher amounts possible. This will be on top of a layer of of 
  ice between 1/10 to 1/4 inch thick. Additionally, it will become
  extremely cold, with long stretches of next week spent below 
  freezing. Minimum wind chills may fall below zero. 

* WHERE...Northern half of Southeast Texas.

* WHEN...From 9 PM today to 6 PM Monday. 

* IMPACTS...Travel could be very difficult...if not impossible 
  late Sunday into Monday. The extremely low wind chills as low 
  as 15 below zero will become life threatening to people and 
  animals outside without adequate warmth or shelter! The strong 
  winds could also result in blowing and drifting of snow 
  yielding near white out conditions with visibility less than 
  1/2 mile at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A major winter storm is forecast to occur. Preparations to
protect life and property should be rushed to completion. Prepare
for power outages and have non-perishable food and water on hand.
Do not travel unless it is an emergency. If you must travel, keep
an extra blanket, flashlight, food, and water in your vehicle in
case you become stranded.

The latest road conditions for Texas can be found at
drivetexas.org.

&&

$$

TXZ200-213-214-226-227-235>238-300-313-335>338-436>438-132200-
/O.CON.KHGX.WS.A.0003.210214T2100Z-210216T0000Z/
Northern Liberty-Inland Harris-Chambers-Wharton-Fort Bend-
Inland Jackson-Inland Matagorda-Inland Brazoria-Inland Galveston-
Southern Liberty-Coastal Harris-Coastal Jackson-Coastal Matagorda-
Coastal Brazoria-Coastal Galveston-Matagorda Islands-
Brazoria Islands-Galveston Island and Bolivar Peninsula-
Including the cities of Liberty, Cleveland, Dayton, Houston, 
Winnie, Mont Belvieu, Anahuac, Stowell, Old River-Winfree, 
El Campo, Wharton, Missouri City, Mission Bend, Sugar Land, 
Rosenberg, First Colony, Pecan Grove, Edna, Ganado, Bay City, 
Pearland, Alvin, Angleton, League City, Friendswood, Devers, 
Pasadena, Baytown, Palacios, Lake Jackson, Freeport, Clute, 
Texas City, Dickinson, La Marque, Surfside Beach, and Galveston
546 AM CST Sat Feb 13 2021

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

* WHAT...A strong system will move into the area bringing freezing
  rain, sleet and snow. Snowfall accumulations of 1/2 to 2 inches
  are expected north and west of the Highway 59 and Interstate 69
  corridor tapering down to maybe 1/10 inch along the immediate 
  coast. Localized higher amounts are possible. This will be on 
  top of a layer of of ice between 1/10 to 1/4 inch thick. 
  Additionally, it will become extremely cold, with long stretches
  of next week spent below freezing well inland. Minimum wind 
  chills may fall below zero well inland as well.

* WHERE...Southern parts of Southeast Texas.

* WHEN...From 9 PM today to 6 PM Monday. 

* IMPACTS...Travel could be very difficult...if not impossible 
  late Sunday into Monday. The extremely low wind chills as low 
  as 15 below zero will become life threatening to people and 
  animals outside without adequate warmth or shelter! The strong 
  winds could also result in blowing and drifting of snow 
  yielding near white out conditions with visibility less than 
  1/2 mile at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A major winter storm is forecast to occur. Preparations to
protect life and property should be rushed to completion. Prepare
for power outages and have non-perishable food and water on hand.
Do not travel unless it is an emergency. If you must travel, keep
an extra blanket, flashlight, food, and water in your vehicle in
case you become stranded.

The latest road conditions for Texas can be found at
drivetexas.org.

&&

$$
7 follow-up statements
836 
WWUS44 KHGX 132139
WSWHGX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Houston/Galveston TX
339 PM CST Sat Feb 13 2021

...MAJOR WINTER STORM TO IMPACT THE REGION SUNDAY AND MONDAY...

TXZ200-213-214-226-227-235>238-300-313-335>338-436>438-140545-
/O.UPG.KHGX.WS.A.0003.210214T2100Z-210216T0000Z/
/O.NEW.KHGX.WS.A.0004.210214T0300Z-210214T2100Z/
/O.NEW.KHGX.WC.A.0001.210215T0000Z-210216T1800Z/
/O.EXB.KHGX.WS.W.0002.210214T2100Z-210216T0000Z/
Northern Liberty-Inland Harris-Chambers-Wharton-Fort Bend-
Inland Jackson-Inland Matagorda-Inland Brazoria-Inland Galveston-
Southern Liberty-Coastal Harris-Coastal Jackson-Coastal Matagorda-
Coastal Brazoria-Coastal Galveston-Matagorda Islands-
Brazoria Islands-Galveston Island and Bolivar Peninsula-
Including the cities of Liberty, Cleveland, Dayton, Houston, 
Winnie, Mont Belvieu, Anahuac, Stowell, Old River-Winfree, 
El Campo, Wharton, Missouri City, Mission Bend, Sugar Land, 
Rosenberg, First Colony, Pecan Grove, Edna, Ganado, Bay City, 
Pearland, Alvin, Angleton, League City, Friendswood, Devers, 
Pasadena, Baytown, Palacios, Lake Jackson, Freeport, Clute, 
Texas City, Dickinson, La Marque, Surfside Beach, and Galveston
339 PM CST Sat Feb 13 2021

...WINTER STORM WATCH IN EFFECT FROM 9 PM CST THIS EVENING THROUGH
3 PM SUNDAY... 
...WINTER STORM WARNING IN EFFECT FROM 3 PM SUNDAY TO 6 PM CST MONDAY...
...WIND CHILL WATCH IN EFFECT FROM SUNDAY EVENING THROUGH TUESDAY MORNING...

* WHAT...A strong storm system will move into the area bringing
  freezing rain, sleet and snow. Snowfall accumulations of 1/2 to
  2 inches are expected north and west of the Highway 59 and
  Interstate 69 corridor tapering down to maybe 1/10 inch along
  the immediate coast. Localized higher amounts are possible. This
  will be on top of a layer of ice between 1/10 to 1/4 inch  
  thick. Additionally, it will become extremely cold, with long 
  stretches of next week spent below freezing well inland. Minimum
  wind chills may fall below zero well inland as well.

* WHERE...Southern parts of Southeast Texas.

* WHEN...From 9 PM today to 6 PM Monday.

* IMPACTS...Travel could be very difficult...if not impossible 
  late Sunday into Monday. The extremely low wind chills as low 
  as 15 below zero will become life threatening to people and 
  animals outside without adequate warmth or shelter! The strong 
  winds could also result in blowing and drifting of snow 
  yielding near white out conditions with visibility less than 
  1/2 mile at times. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A major winter storm is forecast to occur. Preparations to protect
life and property should be rushed to completion. Prepare for power
outages and have non-perishable food and water on hand. Do not travel
unless it is an emergency. If you must travel, keep an extra blanket,
flashlight, food, and water in your vehicle in case you become 
stranded.

The latest road conditions for Texas can be found at drivetexas.org.

A Winter Storm Watch means there is a potential for significant snow...
sleet...or ice accumulations that may impact travel. Continue to monitor
the latest forecasts.

A Wind Chill Watch means the there is the potential for a combination
of very cold air and strong winds to create dangerously low wind chill
values. Monitor the latest forecasts and warnings for updates on this
situation.

&&

$$

TXZ163-164-176>179-195>199-210>212-140545-
/O.NEW.KHGX.WC.A.0001.210215T0000Z-210216T1800Z/
/O.CON.KHGX.WS.W.0002.210214T0300Z-210216T0000Z/
Houston-Trinity-Madison-Walker-San Jacinto-Polk-Burleson-Brazos-
Washington-Grimes-Montgomery-Colorado-Austin-Waller-
Including the cities of Crockett, Trinity, Groveton, 
Madisonville, Huntsville, Shepherd, Coldspring, Livingston, 
Corrigan, Caldwell, Somerville, College Station, Bryan, Brenham, 
Navasota, Conroe, The Woodlands, Columbus, Eagle Lake, Weimar, 
Sealy, Bellville, Hempstead, Prairie View, Brookshire, and Waller
339 PM CST Sat Feb 13 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO
6 PM CST MONDAY... 
...WIND CHILL WATCH IN EFFECT FROM SUNDAY EVENING THROUGH TUESDAY MORNING...

* WHAT...Tonight, a disturbance will bring areas of light freezing
  rain and freezing drizzle to the area. Expect a glaze of ice on
  area roads and especially bridges. Sunday night into Monday,
  expect a much stronger system to move into the area. Freezing
  rain will transition to a sleet/snow mix followed snow. Snowfall
  accumulations of 2 to 4 inches are expected with higher amounts
  possible. This will be on top of a layer of ice between 1/10 to
  1/4 inch thick. Additionally, it will become extremely cold, 
  with long stretches of next week spent below freezing. Minimum 
  wind chills may fall below zero.

* WHERE...Northern half of Southeast Texas.

* WHEN...From 9 PM today to 6 PM Monday.

* IMPACTS...Travel could be very difficult...if not impossible...
  late Sunday into Monday. The extremely low wind chills as low as
  15 below zero will become life threatening to people and  
  animals outside without adequate warmth or shelter! The strong 
  winds could also result in blowing and drifting of snow yielding
  near white out conditions with visibility less than 1/2 mile at
  times. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A major winter storm is forecast to occur. Preparations to protect
life and property should be rushed to completion. Prepare for power
outages and have non-perishable food and water on hand. Do not travel
unless it is an emergency. If you must travel, keep an extra blanket,
flashlight, food, and water in your vehicle in case you become 
stranded.

The latest road conditions for Texas can be found at drivetexas.org.

A Wind Chill Watch means the there is the potential for a combination
of very cold air and strong winds to create dangerously low wind chill
values. Monitor the latest forecasts and warnings for updates on this
situation.

&&

$$
844 
WWUS44 KHGX 140345
WSWHGX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Houston/Galveston TX
945 PM CST Sat Feb 13 2021

...MAJOR WINTER STORM TO IMPACT THE REGION SUNDAY AND MONDAY...

TXZ200-213-214-226-227-235>238-300-313-335>338-436>438-141145-
/O.CON.KHGX.WS.W.0002.210214T2100Z-210216T0000Z/
/O.CON.KHGX.WS.A.0004.000000T0000Z-210214T2100Z/
/O.CON.KHGX.WC.A.0001.210215T0000Z-210216T1800Z/
Northern Liberty-Inland Harris-Chambers-Wharton-Fort Bend-
Inland Jackson-Inland Matagorda-Inland Brazoria-Inland Galveston-
Southern Liberty-Coastal Harris-Coastal Jackson-Coastal Matagorda-
Coastal Brazoria-Coastal Galveston-Matagorda Islands-
Brazoria Islands-Galveston Island and Bolivar Peninsula-
Including the cities of Liberty, Cleveland, Dayton, Houston, 
Winnie, Mont Belvieu, Anahuac, Stowell, Old River-Winfree, 
El Campo, Wharton, Missouri City, Mission Bend, Sugar Land, 
Rosenberg, First Colony, Pecan Grove, Edna, Ganado, Bay City, 
Pearland, Alvin, Angleton, League City, Friendswood, Devers, 
Pasadena, Baytown, Palacios, Lake Jackson, Freeport, Clute, 
Texas City, Dickinson, La Marque, Surfside Beach, and Galveston
945 PM CST Sat Feb 13 2021

...WINTER STORM WATCH REMAINS IN EFFECT THROUGH SUNDAY
AFTERNOON...
...WINTER STORM WARNING REMAINS IN EFFECT FROM 3 PM SUNDAY TO
6 PM CST MONDAY...
...WIND CHILL WATCH REMAINS IN EFFECT FROM SUNDAY EVENING THROUGH
TUESDAY MORNING...

* WHAT...A strong storm system will move into the area bringing
  freezing rain, sleet and snow. Snowfall accumulations of 1/2 to
  2 inches are expected north and west of the Highway 59 and
  Interstate 69 corridor tapering down to possibly a dusting near
  the immediate coast. Localized higher amounts are possible. This
  will be on top of a layer of ice between 1/10 to 1/4 inch thick.
  Additionally, it will become extremely cold, with those away
  from the coast seeing long stretches of next week spent below 
  freezing. Minimum wind chills may fall below zero well inland as
  well. 

* WHERE...Parts of Southeast Texas roughly south of I-10.

* WHEN...Conditions deteriorating late tonight and Sunday. Poor 
  weather continues through 6 PM Monday.

* IMPACTS...Travel could be very difficult...if not impossible
  late Sunday into Monday. The extremely low wind chills as low as
  15 below zero will become life threatening to people and animals
  outside without adequate warmth or shelter! The strong winds
  could also result in blowing and drifting of snow yielding near
  white out conditions with visibility less than 1 mile at times.
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A major winter storm is forecast to occur. Preparations to
protect life and property should be rushed to completion. Prepare
for power outages and have non-perishable food and water on hand.
Do not travel unless it is an emergency. If you must travel, keep
an extra blanket, flashlight, food, and water in your vehicle in
case you become stranded.

The latest road conditions for Texas can be found at
drivetexas.org.

A Winter Storm Watch means there is a potential for significant
snow... sleet...or ice accumulations that may impact travel.
Continue to monitor the latest forecasts.

A Wind Chill Watch means the there is the potential for a
combination of very cold air and strong winds to create
dangerously low wind chill values. Monitor the latest forecasts
and warnings for updates on this situation.

&&

$$

TXZ163-164-176>179-195>199-210>212-141145-
/O.CON.KHGX.WS.W.0002.000000T0000Z-210216T0000Z/
/O.CON.KHGX.WC.A.0001.210215T0000Z-210216T1800Z/
Houston-Trinity-Madison-Walker-San Jacinto-Polk-Burleson-Brazos-
Washington-Grimes-Montgomery-Colorado-Austin-Waller-
Including the cities of Crockett, Trinity, Groveton, 
Madisonville, Huntsville, Shepherd, Coldspring, Livingston, 
Corrigan, Caldwell, Somerville, College Station, Bryan, Brenham, 
Navasota, Conroe, The Woodlands, Columbus, Eagle Lake, Weimar, 
Sealy, Bellville, Hempstead, Prairie View, Brookshire, and Waller
945 PM CST Sat Feb 13 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST MONDAY...
...WIND CHILL WATCH REMAINS IN EFFECT FROM SUNDAY EVENING THROUGH
TUESDAY MORNING...

* WHAT...Tonight, a disturbance will bring areas of light freezing
  rain and freezing drizzle to the area. Expect a glaze of ice on
  area roads and especially bridges. Sunday night into Monday,
  expect a much stronger system to move into the area. Freezing
  rain will transition to a sleet/snow mix followed snow. Snowfall
  accumulations of 2 to 4 inches are expected with higher amounts
  possible. This will be on top of a layer of ice between 1/10 to
  1/4 inch thick. Localized spots may see ice accumulations
  higher than 1/4 inch. Additionally, it will become extremely 
  cold, with long stretches of next week spent below freezing. 
  Minimum wind chills are expected to fall below zero at times. 

* WHERE...Inland portions of Southeast Texas, roughly north of
  I-10.

* WHEN...Conditions deteriorating tonight, and remaining poor 
  through Monday evening.

* IMPACTS...Travel could be very difficult...if not impossible...
  late Sunday into Monday. The extremely low wind chills as low as
  15 below zero will become life threatening to people and animals
  outside without adequate warmth or shelter! The strong winds
  could also result in blowing and drifting of snow yielding near
  white out conditions with visibility less than 1 mile at times.
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A major winter storm is forecast to occur. Preparations to
protect life and property should be rushed to completion. Prepare
for power outages and have non-perishable food and water on hand.
Do not travel unless it is an emergency. If you must travel, keep
an extra blanket, flashlight, food, and water in your vehicle in
case you become stranded.

The latest road conditions for Texas can be found at
drivetexas.org.

A Wind Chill Watch means the there is the potential for a
combination of very cold air and strong winds to create
dangerously low wind chill values. Monitor the latest forecasts
and warnings for updates on this situation.

&&

$$
450 
WWUS44 KHGX 141152
WSWHGX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Houston/Galveston TX
552 AM CST Sun Feb 14 2021

...MAJOR WINTER STORM TO IMPACT THE REGION SUNDAY AND MONDAY...

TXZ213-226-227-235-236-335-336-436-142200-
/O.CAN.KHGX.WS.A.0004.000000T0000Z-210214T2100Z/
/O.UPG.KHGX.WC.A.0001.210215T0000Z-210216T1800Z/
/O.NEW.KHGX.WC.W.0001.210215T0600Z-210216T1800Z/
/O.EXT.KHGX.WS.W.0002.210214T1152Z-210216T0000Z/
Inland Harris-Wharton-Fort Bend-Inland Jackson-Inland Matagorda-
Coastal Jackson-Coastal Matagorda-Matagorda Islands-
Including the cities of Houston, El Campo, Wharton, 
Missouri City, Mission Bend, Sugar Land, Rosenberg, First Colony,
Pecan Grove, Edna, Ganado, Bay City, and Palacios
552 AM CST Sun Feb 14 2021

...WINTER STORM WARNING NOW IN EFFECT UNTIL 6 PM CST MONDAY...
...WIND CHILL WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO NOON CST
TUESDAY...

* WHAT...The threat of icing will persist on mainly elevated
  surfaces such as bridges and overpasses bridges today with
  periods of light drizzle and mist. Temperatures will fall below
  freezing areawide this evening. A strong storm system will move
  into the region bringing freezing rain, sleet and snow. 
  Snowfall accumulations of 1/2 to 2 inches are expected north and
  west of the Highway 59 and Interstate 69 corridor tapering down
  to possibly a dusting near the immediate coast. Localized 
  higher amounts are possible. This will be on top of a layer of 
  ice between 1/10 to 1/4 inch thick. Additionally, it will become
  extremely cold, with long stretches of the week spent below 
  freezing. Minimum wind chills may fall below zero.

* WHERE...Parts of Southeast Texas.

* WHEN...Through 6 PM Monday. 

* IMPACTS...Travel could be very difficult...if not impossible late 
  Sunday into Monday. The extremely low wind chills as low as 15 
  below zero will become life threatening to people and animals 
  outside without adequate warmth or shelter! Low visibilities 
  possible with blowing winter precipitation.
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A major winter storm is forecast to occur. Preparations to protect 
life and property should be rushed to completion. Prepare for power 
outages and have non-perishable food and water on hand.
Do not travel unless it is an emergency. If you must travel, keep an 
extra blanket, flashlight, food, and water in your vehicle in case 
you become stranded.

The latest road conditions for Texas can be found at drivetexas.org.

A Winter Storm Warning means significant amounts of snow... 
sleet...and ice are expected or occurring. Strong winds are also 
possible. This will make travel very hazardous or impossible.

A Wind Chill Warning means the combination of very cold air and 
strong winds will create dangerously low wind chill values. This 
will result in frost bite and lead to hypothermia or death if 
precautions are not taken.

&&

$$

TXZ200-214-237-238-300-313-337-338-437-438-142200-
/O.CAN.KHGX.WS.A.0004.000000T0000Z-210214T2100Z/
/O.UPG.KHGX.WC.A.0001.210215T0000Z-210216T1800Z/
/O.NEW.KHGX.WC.W.0001.210215T0600Z-210216T1800Z/
/O.CON.KHGX.WS.W.0002.210214T2100Z-210216T0000Z/
Northern Liberty-Chambers-Inland Brazoria-Inland Galveston-
Southern Liberty-Coastal Harris-Coastal Brazoria-
Coastal Galveston-Brazoria Islands-
Galveston Island and Bolivar Peninsula-
Including the cities of Liberty, Cleveland, Dayton, Winnie, 
Mont Belvieu, Anahuac, Stowell, Old River-Winfree, Pearland, 
Alvin, Angleton, League City, Friendswood, Devers, Pasadena, 
Baytown, Lake Jackson, Freeport, Clute, Texas City, Dickinson, 
La Marque, Surfside Beach, and Galveston
552 AM CST Sun Feb 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 6 PM CST MONDAY...
...WIND CHILL WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO NOON CST
TUESDAY...

* WHAT...A strong storm system will move into the area bringing 
  freezing rain, sleet and snow. Snowfall accumulations of 1/2 to 2 
  inches are expected north and west of the Highway 59 and 
  Interstate 69 corridor tapering down to possibly a dusting near 
  the immediate coast. Localized higher amounts are possible. This 
  will be on top of a layer of ice between 1/10 to 1/4 inch thick.
  Additionally, it will become extremely cold, with those away from 
  the coast seeing long stretches of next week spent below freezing. 
  Minimum wind chills may fall below zero.

* WHERE...Parts of Southeast Texas.

* WHEN...Through 6 PM Monday. 

* IMPACTS...Travel could be very difficult...if not impossible late 
  tonight into Monday. The extremely low wind chills will become 
  life threatening to people and animals outside without adequate 
  warmth or shelter! The strong winds could also result in blowing 
  and drifting of winter precipitation yielding conditions with 
  visibility less than 1 mile at times.
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A major winter storm is forecast to occur. Preparations to protect 
life and property should be rushed to completion. Prepare for power 
outages and have non-perishable food and water on hand.
Do not travel unless it is an emergency. If you must travel, keep an 
extra blanket, flashlight, food, and water in your vehicle in case 
you become stranded.

The latest road conditions for Texas can be found at drivetexas.org.

A Winter Storm Warning means significant amounts of snow... 
sleet...and ice are expected or occurring. Strong winds are also 
possible. This will make travel very hazardous or impossible.

A Wind Chill Warning means the combination of very cold air and 
strong winds will create dangerously low wind chill values. This 
will result in frost bite and lead to hypothermia or death if 
precautions are not taken.&&

$$

TXZ163-164-176>179-195>199-210>212-142200-
/O.UPG.KHGX.WC.A.0001.210215T0000Z-210216T1800Z/
/O.NEW.KHGX.WC.W.0001.210215T0600Z-210216T1800Z/
/O.CON.KHGX.WS.W.0002.000000T0000Z-210216T0000Z/
Houston-Trinity-Madison-Walker-San Jacinto-Polk-Burleson-Brazos-
Washington-Grimes-Montgomery-Colorado-Austin-Waller-
Including the cities of Crockett, Trinity, Groveton, 
Madisonville, Huntsville, Shepherd, Coldspring, Livingston, 
Corrigan, Caldwell, Somerville, College Station, Bryan, Brenham, 
Navasota, Conroe, The Woodlands, Columbus, Eagle Lake, Weimar, 
Sealy, Bellville, Hempstead, Prairie View, Brookshire, and Waller
552 AM CST Sun Feb 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST MONDAY...
...WIND CHILL WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO NOON CST
TUESDAY...

* WHAT...A strong storm system will move into the area bringing
  freezing rain, sleet and snow. Snowfall accumulations of 2 to 6
  inches are expected north of Highway 105 tapering down to 1/2 to
  2 inches down to the Highway 59 and Interstate 69 corridor. 
  This will be on top of a layer of ice between 1/10 to 1/4 inch 
  thick. Additionally, it will become extremely cold with long 
  stretches of the week spent below freezing. Minimum wind chills 
  may fall below zero.

* WHERE...Inland portions of Southeast Texas. 

* WHEN...Though 6 PM Monday. 

* IMPACTS...Travel could be very difficult...if not impossible...
  late Sunday into Monday. The extremely low wind chills as low as
  15 below zero will become life threatening to people and animals
  outside without adequate warmth or shelter! The strong winds
  could also result in blowing and drifting of snow yielding near
  white out conditions with visibility less than 1 mile at times.

&&

$$
605 
WWUS44 KHGX 142100
WSWHGX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Houston/Galveston TX
300 PM CST Sun Feb 14 2021

...MAJOR WINTER STORM TO IMPACT THE REGION SUNDAY AND MONDAY
FOLLOWED BY NEAR RECORD BREAKING AND BITTERLY COLD TEMPERATURES
MONDAY NIGHT THROUGH TUESDAY MORNING...

TXZ163-164-176>179-195>199-210>213-226-227-235-236-335-336-436-
151200-
/O.CON.KHGX.WS.W.0002.000000T0000Z-210216T0000Z/
/O.CON.KHGX.WC.W.0001.210215T0600Z-210216T1800Z/
Houston-Trinity-Madison-Walker-San Jacinto-Polk-Burleson-Brazos-
Washington-Grimes-Montgomery-Colorado-Austin-Waller-Inland Harris-
Wharton-Fort Bend-Inland Jackson-Inland Matagorda-Coastal Jackson-
Coastal Matagorda-Matagorda Islands-
Including the cities of Crockett, Trinity, Groveton, 
Madisonville, Huntsville, Shepherd, Coldspring, Livingston, 
Corrigan, Caldwell, Somerville, College Station, Bryan, Brenham, 
Navasota, Conroe, The Woodlands, Columbus, Eagle Lake, Weimar, 
Sealy, Bellville, Hempstead, Prairie View, Brookshire, Waller, 
Houston, El Campo, Wharton, Missouri City, Mission Bend, 
Sugar Land, Rosenberg, First Colony, Pecan Grove, Edna, Ganado, 
Bay City, and Palacios
300 PM CST Sun Feb 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST MONDAY...
...WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
NOON CST TUESDAY...

* WHAT...A strong storm system will move into the area and will
  bring periods of freezing rain, sleet and snow. Snowfall
  accumulations of 2 to 6 inches are expected north of Highway 105
  tapering down to 1/2 to 2 inches down to the Highway 59 and
  Interstate 69 corridor. Locally higher amounts are possible. 
  This will be on top of a layer of ice between 1/10 to 1/4 inch 
  thick. Additionally, it will become extremely cold with long 
  stretches of the week spent below freezing. Minimum wind chills 
  will fall below zero. 

* WHERE...Inland portions of Southeast Texas.

* WHEN...Though Monday Morning.

* IMPACTS...Travel has and will continue to become very
  difficult...if not impossible...through Monday morning. The 
  extremely low wind chills as low as 15 below zero will become 
  life threatening to people and animals outside without adequate 
  warmth or shelter! The strong winds could also result in blowing
  and drifting of snow yielding near white out conditions with 
  visibility less than 1 mile at times. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A major winter storm is forecast to occur. Preparations to
protect life and property should be rushed to completion. Prepare
for power outages and have non-perishable food and water on hand.
Do not travel unless it is an emergency. If you must travel, keep
an extra blanket, flashlight, food, and water in your vehicle in
case you become stranded.

The latest road conditions for Texas can be found at
drivetexas.org.

A Winter Storm Warning means significant amounts of snow...
sleet...and ice are expected or occurring. Strong winds are also
possible. This will make travel very hazardous or impossible.

A Wind Chill Warning means the combination of very cold air and
strong winds will create dangerously low wind chill values. This
will result in frost bite and lead to hypothermia or death if
precautions are not taken.

&&

$$

TXZ200-214-237-238-300-313-337-338-437-438-151200-
/O.CON.KHGX.WS.W.0002.000000T0000Z-210216T0000Z/
/O.CON.KHGX.WC.W.0001.210215T0600Z-210216T1800Z/
Northern Liberty-Chambers-Inland Brazoria-Inland Galveston-
Southern Liberty-Coastal Harris-Coastal Brazoria-
Coastal Galveston-Brazoria Islands-
Galveston Island and Bolivar Peninsula-
Including the cities of Liberty, Cleveland, Dayton, Winnie, 
Mont Belvieu, Anahuac, Stowell, Old River-Winfree, Pearland, 
Alvin, Angleton, League City, Friendswood, Devers, Pasadena, 
Baytown, Lake Jackson, Freeport, Clute, Texas City, Dickinson, 
La Marque, Surfside Beach, and Galveston
300 PM CST Sun Feb 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST MONDAY...
...WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
NOON CST TUESDAY...

* WHAT...A strong storm system will move into the area and will
  bring periods of rain that will transition to freezing rain,
  sleet and snow. Snowfall accumulations of 1/2 to 2 inches are
  expected north and west of the Highway 59 and Interstate 69
  corridor, tapering down to possibly a dusting near the 
  immediate coast. Localized higher amounts are possible. This 
  will be on top of a layer of ice between 1/10 to 1/4 inch thick.
  Additionally, it will become extremely cold, with those away 
  from the coast seeing long stretches of next week spent below 
  freezing. Minimum wind chills may fall below zero. 

* WHERE...Parts of Southeast Texas.

* WHEN...Through 6 PM Monday.

* IMPACTS...Travel could be very difficult...if not impossible...into
  Monday. The extremely low wind chills will become life 
  threatening to people and animals outside without adequate 
  warmth or shelter! The strong winds could also result in blowing
  and drifting of winter precipitation yielding conditions with 
  visibility less than 1 mile at times. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A major winter storm is forecast to occur. Preparations to
protect life and property should be rushed to completion. Prepare
for power outages and have non-perishable food and water on hand.
Do not travel unless it is an emergency. If you must travel, keep
an extra blanket, flashlight, food, and water in your vehicle in
case you become stranded.

The latest road conditions for Texas can be found at
drivetexas.org.

A Winter Storm Warning means significant amounts of snow...
sleet...and ice are expected or occurring. Strong winds are also
possible. This will make travel very hazardous or impossible.

A Wind Chill Warning means the combination of very cold air and
strong winds will create dangerously low wind chill values. This
will result in frost bite and lead to hypothermia or death if
precautions are not taken.

&&

$$
707 
WWUS44 KHGX 150302
WSWHGX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Houston/Galveston TX
902 PM CST Sun Feb 14 2021

...MAJOR WINTER STORM TO IMPACT THE REGION THROUGH TONIGHT INTO 
MONDAY FOLLOWED BY NEAR RECORD BREAKING AND BITTERLY COLD 
TEMPERATURES MONDAY NIGHT THROUGH TUESDAY MORNING...

TXZ163-164-176>179-195>200-210>214-226-227-235>238-300-313-
335>338-436>438-151115-
/O.CON.KHGX.WS.W.0002.000000T0000Z-210216T0000Z/
/O.CON.KHGX.WC.W.0001.210215T0600Z-210216T1800Z/
Houston-Trinity-Madison-Walker-San Jacinto-Polk-Burleson-Brazos-
Washington-Grimes-Montgomery-Northern Liberty-Colorado-Austin-
Waller-Inland Harris-Chambers-Wharton-Fort Bend-Inland Jackson-
Inland Matagorda-Inland Brazoria-Inland Galveston-
Southern Liberty-Coastal Harris-Coastal Jackson-Coastal Matagorda-
Coastal Brazoria-Coastal Galveston-Matagorda Islands-
Brazoria Islands-Galveston Island and Bolivar Peninsula-
Including the cities of Crockett, Trinity, Groveton, 
Madisonville, Huntsville, Shepherd, Coldspring, Livingston, 
Corrigan, Caldwell, Somerville, College Station, Bryan, Brenham, 
Navasota, Conroe, The Woodlands, Liberty, Cleveland, Dayton, 
Columbus, Eagle Lake, Weimar, Sealy, Bellville, Hempstead, 
Prairie View, Brookshire, Waller, Houston, Winnie, Mont Belvieu, 
Anahuac, Stowell, Old River-Winfree, El Campo, Wharton, 
Missouri City, Mission Bend, Sugar Land, Rosenberg, First Colony,
Pecan Grove, Edna, Ganado, Bay City, Pearland, Alvin, Angleton, 
League City, Friendswood, Devers, Pasadena, Baytown, Palacios, 
Lake Jackson, Freeport, Clute, Texas City, Dickinson, La Marque, 
Surfside Beach, and Galveston
902 PM CST Sun Feb 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST MONDAY...
...WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
NOON CST TUESDAY...

* WHAT...A strong storm system will bring periods of freezing
  rain, sleet and snow. Snowfall accumulations of 2 to 6 inches
  are expected north of Highway 105 tapering down to 1/2 to 2
  inches down to the Highway 59 and Interstate 10 corridor. 
  Locally higher amounts are possible. This will be on top of a 
  layer of ice between 1/10 to 1/4 inch thick. Additionally, it 
  will become extremely cold with long stretches of the week spent
  below freezing. Minimum wind chills will fall below zero. 

* WHERE...Portions of Southeast Texas.

* WHEN...Though Monday Morning.

* IMPACTS...Travel will continue to be very difficult...if not
  impossible...through Monday morning. Many roads have been
  reported as ice covered and closed this evening. The extremely
  low wind chills as low as 15 below zero will become life
  threatening to people and animals outside without adequate
  warmth or shelter! The strong winds could also result in blowing
  and drifting of snow creating near white out conditions with 
  visibility less than 1 mile at times. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A major winter storm is forecast to occur. Preparations to
protect life and property should be rushed to completion. Prepare
for power outages and have non-perishable food and water on hand.
Do not travel unless it is an emergency. If you must travel, keep
an extra blanket, flashlight, food, and water in your vehicle in
case you become stranded.

The latest road conditions for Texas can be found at
drivetexas.org.

A Winter Storm Warning means significant amounts of snow...
sleet...and ice are expected or occurring. Strong winds are also
possible. This will make travel very hazardous or impossible.

A Wind Chill Warning means the combination of very cold air and
strong winds will create dangerously low wind chill values. This
will result in frost bite and lead to hypothermia or death if
precautions are not taken.

&&

$$
819 
WWUS44 KHGX 151039
WSWHGX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Houston/Galveston TX
439 AM CST Mon Feb 15 2021

...MAJOR WINTER STORM CURRENTLY IMPACTING THE REGION FOLLOWED BY 
NEAR RECORD BREAKING AND BITTERLY COLD TEMPERATURES MONDAY NIGHT 
THROUGH TUESDAY MORNING...

...STAY WHERE YOU ARE. ROADS ARE DANGEROUS...

TXZ163-164-176>179-195>200-210>214-226-227-235>238-300-313-
335>338-436>438-151845-
/O.CON.KHGX.WC.W.0001.000000T0000Z-210216T1800Z/
/O.CON.KHGX.WS.W.0002.000000T0000Z-210216T0000Z/
Houston-Trinity-Madison-Walker-San Jacinto-Polk-Burleson-Brazos-
Washington-Grimes-Montgomery-Northern Liberty-Colorado-Austin-
Waller-Inland Harris-Chambers-Wharton-Fort Bend-Inland Jackson-
Inland Matagorda-Inland Brazoria-Inland Galveston-
Southern Liberty-Coastal Harris-Coastal Jackson-Coastal Matagorda-
Coastal Brazoria-Coastal Galveston-Matagorda Islands-
Brazoria Islands-Galveston Island and Bolivar Peninsula-
Including the cities of Crockett, Trinity, Groveton, 
Madisonville, Huntsville, Shepherd, Coldspring, Livingston, 
Corrigan, Caldwell, Somerville, College Station, Bryan, Brenham, 
Navasota, Conroe, The Woodlands, Liberty, Cleveland, Dayton, 
Columbus, Eagle Lake, Weimar, Sealy, Bellville, Hempstead, 
Prairie View, Brookshire, Waller, Houston, Winnie, Mont Belvieu, 
Anahuac, Stowell, Old River-Winfree, El Campo, Wharton, 
Missouri City, Mission Bend, Sugar Land, Rosenberg, First Colony,
Pecan Grove, Edna, Ganado, Bay City, Pearland, Alvin, Angleton, 
League City, Friendswood, Devers, Pasadena, Baytown, Palacios, 
Lake Jackson, Freeport, Clute, Texas City, Dickinson, La Marque, 
Surfside Beach, and Galveston
439 AM CST Mon Feb 15 2021

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

* WHAT...Sleet and snow should gradually exit to the east toward
  mid morning. However, accumulations will persist on area
  roadways which are currently impassable. Bitterly cold air will
  continue filtering into the area and temperatures will remain 
  well below freezing through most of Tuesday...and likely late 
  into the week for locations further north from the coast. 
  Minimum wind chills will fall below zero. 

* WHERE...Southeast Texas.

* WHEN...Winter Storm Warning through today. Wind Chill Warning
  through noon Tuesday.

* IMPACTS...Travel will continue to be very difficult...if not
  impossible...through the period with ice covered roads. Rolling
  power outages are ongoing. The extremely low wind chills as low
  as 15 below zero will be life threatening to people and animals
  outside without adequate warmth or shelter! The strong winds 
  could also result in blowing and drifting of snow creating near 
  white out conditions with visibility less than 1 mile at times 
  into this morning. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A major winter storm is occurring. Stay where you are and do not
travel. 

The latest road conditions for Texas can be found at drivetexas.org.

A Winter Storm Warning means significant amounts of snow...
sleet...and ice are expected or occurring. Strong winds are also
possible. 

A Wind Chill Warning means the combination of very cold air and
strong winds will create dangerously low wind chill values. This
will result in frost bite and lead to hypothermia or death if
precautions are not taken.

&&

$$
091 
WWUS44 KHGX 152111
WSWHGX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Houston/Galveston TX
311 PM CST Mon Feb 15 2021

...ANOTHER WINTER STORM IS EXPECTED TO BRING FREEZING RAIN TO
INLAND PORTIONS OF SOUTHEAST TEXAS BEGINNING TUESDAY NIGHT...
 
...BITTERLY COLD TEMPERATURES WILL OCCUR TONIGHT AND INTO TUESDAY
MORNING...

...ROADS WILL REMAIN HAZARDOUS TONIGHT AND TUESDAY MORNING WITH 
LINGERING ICE...


TXZ163-164-176>179-195>200-210>213-226-227-300-313-161115-
/O.CAN.KHGX.WS.W.0002.000000T0000Z-210216T0000Z/
/O.NEW.KHGX.WS.W.0003.210217T0600Z-210218T1200Z/
/O.CON.KHGX.WC.W.0001.000000T0000Z-210216T1800Z/
Houston-Trinity-Madison-Walker-San Jacinto-Polk-Burleson-Brazos-
Washington-Grimes-Montgomery-Northern Liberty-Colorado-Austin-
Waller-Inland Harris-Wharton-Fort Bend-Southern Liberty-
Coastal Harris-
Including the cities of Crockett, Trinity, Groveton, 
Madisonville, Huntsville, Shepherd, Coldspring, Livingston, 
Corrigan, Caldwell, Somerville, College Station, Bryan, Brenham, 
Navasota, Conroe, The Woodlands, Liberty, Cleveland, Dayton, 
Columbus, Eagle Lake, Weimar, Sealy, Bellville, Hempstead, 
Prairie View, Brookshire, Waller, Houston, El Campo, Wharton, 
Missouri City, Mission Bend, Sugar Land, Rosenberg, First Colony,
Pecan Grove, Devers, Pasadena, and Baytown
311 PM CST Mon Feb 15 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TUESDAY...
...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TUESDAY NIGHT TO
6 AM CST THURSDAY...

* WHAT...Bitterly cold air will continue filtering into the area
  and temperatures will remain well below freezing through most of
  Tuesday...and likely late into the week for locations further
  north from the coast. Minimum wind chills will remain or fall
  below zero. 

  Freezing rain is expected to develop over the area
  Tuesday night and lift northward on Wednesday through the day.
  Additional light amounts of freezing rain may re-develop
  Wednesday night. Ice accumulations will likely range from around
  a tenth of an inch across central areas to a quarter of an inch
  across northern areas. 
 
* WHERE...Southeast Texas.

* WHEN...Wind Chill Warning through noon Tuesday. Winter Storm
  Warning from Midnight Wednesday through 6 AM Thursday.
 
* IMPACTS...Travel will continue to be very difficult through
  Tuesday morning with ice covered roads. Power outages are
  ongoing. The extremely low wind chills, below zero will be life
  threatening to people and animals outside without adequate
  warmth or shelter! Another period of difficult travel due to ice
  is expected from Tuesday night through Wednesday night. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Another winter storm will affect inland portions of the area mid-
week, producing another round of ice and dangerous roadways.
Travel may be impossible across northern portions of the area.  

The latest road conditions for Texas can be found at
drivetexas.org.

A Winter Storm Warning means significant amounts of ice are expected
or occurring. 

A Wind Chill Warning means the combination of very cold air and
strong winds will create dangerously low wind chill values. This
will result in frost bite and lead to hypothermia or death if
precautions are not taken.

&&

$$

TXZ214-235>238-335>338-436>438-161115-
/O.CAN.KHGX.WS.W.0002.000000T0000Z-210216T0000Z/
/O.CON.KHGX.WC.W.0001.000000T0000Z-210216T1800Z/
Chambers-Inland Jackson-Inland Matagorda-Inland Brazoria-
Inland Galveston-Coastal Jackson-Coastal Matagorda-
Coastal Brazoria-Coastal Galveston-Matagorda Islands-
Brazoria Islands-Galveston Island and Bolivar Peninsula-
Including the cities of Winnie, Mont Belvieu, Anahuac, Stowell, 
Old River-Winfree, Edna, Ganado, Bay City, Pearland, Alvin, 
Angleton, League City, Friendswood, Palacios, Lake Jackson, 
Freeport, Clute, Texas City, Dickinson, La Marque, 
Surfside Beach, and Galveston
311 PM CST Mon Feb 15 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TUESDAY...
...WINTER STORM WARNING IS CANCELLED...

* WHAT...Bitterly cold air will continue filtering into the area 
  and temperatures will remain well below freezing through most of
  Tuesday...and likely late into the week for locations further 
  north from the coast. Minimum wind chills will fall below zero.
  

* WHERE...Southeast Texas.

* WHEN...Winter Storm Warning through today. Wind Chill Warning 
  through noon Tuesday. 

* IMPACTS...Travel will continue to be very difficult and
  dangerous with ice covered roads tonight and Tuesday morning.
  Power outages are ongoing. The extremely low wind chills, as low
  as below zero, will be life threatening to people and animals 
  outside without adequate warmth or shelter! 
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

The latest road conditions for Texas can be found at 
drivetexas.org.

A Wind Chill Warning means the combination of very cold air and 
strong winds will create dangerously low wind chill values. This 
will result in frost bite and lead to hypothermia or death if 
precautions are not taken.

&&

$$

The office that day

Everything else NWS Houston/Galveston, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 13, 3:39 PM CSTWind Chill WatchHGXAustin, Brazoria, Brazos, Burleson, Chambers, Colorado and 17 more14 hr
Feb 13, 3:39 PM CSTWinter Storm WatchHGXBrazoria, Chambers, Fort Bend, Galveston, Harris, Jackson and 3 more14 hr
Feb 13, 3:42 PM CSTHard Freeze WatchHGXAustin, Brazoria, Brazos, Burleson, Chambers, Colorado and 17 more14 hr
Feb 13, 3:58 PM CSTGale WatchHGX12 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.