Texas, 2012Winter Storm in Texas, February 12, 2012
February 12, 2012 · NWS EWX · 3 events in 3 counties and zones
A cold front brought cold air to South Central Texas on February 11 and an upper level trough of low pressure moved across the region producing light precipitation on February 12. The mix of sleet, freezing rain, and snow caused slick roads with numerous accidents in Edwards, Kerr, and Gillespie Counties.
Every event with a place to put it; 3 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
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- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
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- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 3
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
A cold front brought cold air to South Central Texas on February 11 and an upper level trough of low pressure moved across the region producing light precipitation on February 12. The mix of sleet, freezing rain, and snow caused slick roads with numerous accidents in Edwards, Kerr, and Gillespie Counties. There was as much as one and a half inches of snow in parts of Edwards County.
What forecasters said that day
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Austin/San Antonio, TX wrote its last area forecast discussion before the first event at Feb 12, 6:50 AM CST, 2 hours 30 minutes earlier.
Area forecast discussion, Feb 12, 6:50 AM CST, 2 hours 30 minutes before
AREA FORECAST DISCUSSION...CORRECTED
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
650 AM CST SUN FEB 12 2012
.UPDATE...
LIGHT SHOWER ACTIVITY IS ALREADY OCCURRING ACROSS THE RIO GRANDE
PLAINS WHILE MOVING TOWARD THE NORTHEAST INTO THE HEART OF SOUTH
CENTRAL TEXAS. TEMPERATURES IN THAT AREA ARE IN THE UPPER 30S AND
LOW 40S BUT EXPECTED TO DROP TO THE LOW TO MID 30S WITHIN THE
NEXT HOUR OR SO. BY 7/8 AM...FREEZING RAIN/SLEET IS POSSIBLE
ACROSS DEL RIO AS SUGGESTED BY FORECAST SOUNDINGS PROGS AND PRECIP
TYPE MODEL GUIDANCE. ACROSS THE HILL COUNTRY...TEMPERATURES ARE IN
THE UPPER 20S WITH DEWPOINT DEPRESSIONS OF ABOUT 10 DEGREES. WITH
THIS COLD AIRMASS AND OVERRUNNING MOISTURE TAKING PLACE JUST ABOVE
THE SURFACE...EXPECT LIGHT SNOW TO BEGIN AT ANY TIME OVER THE HILL
COUNTRY. SNOW ACCUMULATIONS OVER THE HILL COUNTRY COULD REACH ONE
TO TWO INCHES WITH ISOLATED SPOTS UP TO THREE (7AM TO 3PM)...ESPECIALLY
ACROSS NORTHERN VAL VERDE...EDWARDS...REAL AND KERR COUNTIES.
ACROSS THE I35 CORRIDOR...FREEZING RAIN/SLEET IS POSSIBLE FROM NOW
THROUGH LATE THIS MORNING AS TEMPERATURES REMAIN NEAR OF BELOW
FREEZING. BY NOON TIME...TEMPERATURES ARE EXPECTED TO COME UP FEW
DEGREES AND ALL PRECIP WILL BE RAIN AT THAT POINT AND AFTER.
CHANCES FOR RAIN WILL INCREASE LATE THIS AFTERNOON AND EVENING
ACROSS SOUTH CENTRAL TEXAS AS AN UPPER TROUGH MOVES FROM THE FOUR
CORNER REGION INTO THE TEXAS PANHANDLE LATER TONIGHT INTO MONDAY.
CHANCES FOR RAIN WILL COME TO AN END FROM WEST TO EAST LATE MONDAY
MORNING INTO THE AFTERNOON HOURS.
A ZONAL FLOW ALOFT WILL DOMINATE THE WEATHER CONDITIONS ON
TUESDAY WITH A SURFACE RIDGE BRINGING SOUTHERLY WINDS AND WARM
TEMPS INTO THE LOW TO MID 70S. ON WEDNESDAY...A SURGE OF SHORT
WAVES AND A PACIFIC COLD FRONT WILL TRIGGER SHOWERS AND ISOLATED
THUNDERSTORMS ACROSS SOUTH CENTRAL TEXAS WHILE ANOTHER WEATHER
SYSTEM IS EXPECTED TO AFFECT THE LOCAL AREA LATE FRIDAY INTO
SATURDAY.
&&
.PREV DISCUSSION... /ISSUED 600 AM CST SUN FEB 12 2012/
AVIATION...
AS GULF MOISTURE OVERRUNS SHALLOW POLAR AIRMASS
TODAY...CIGS WILL LOWER WITH LIGHT RAIN DEVELOPING OVER MUCH OF
THE AREA TODAY. A WINTRY MIX OF RAIN...SLEET AND SNOW MAY REDUCE
VSBYS ACROSS KDRT TERMINAL THROUGHOUT MUCH OF THE DAY. I-35
CORRIDOR TERMINALS VFR CIGS WILL LOWER BY LATE MORNING TO MVFR
WITH MVFR VSBYS IN LIGHT RAIN. CIGS WILL CONTINUE TO LOWER TO IFR
OVERNIGHT TONIGHT WITH MVFR VSBYS IN CONTINUED LIGHT RAIN. I-35
CORRIDOR WINDS NORTHEAST TO EAST 10 TO 15 KTS BECOMING EAST TO
SOUTHEAST AROUND 10 KTS TONIGHT. KDRT TERMINAL LOW VFR CIGS WITH
OCNL IFR CIGS MVFR VSBYS IN LIGHT RAIN AND SLEET BECOMING BY LATE
MORNING MVFR CIGS WITH OCNL IFR CIGS MVFR VSBYS IN LIGHT RAIN AND
SNOW. AFTER DARK...IFR CIGS WITH OCNL MVFR VSBYS IN LIGHT RAIN AND
FOG. KDRT WINDS SOUTHEAST TO EAST AROUND 15 KTS.
.PREV DISCUSSION... /ISSUED 441 AM CST SUN FEB 12 2012/
DISCUSSION...
CHALLENGING WINTRY FORECAST PACKAGE TODAY ACROSS SOUTH CENTRAL
TEXAS. A WINTRY MIXTURE OF FREEZING RAIN/SLEET CHANGING TO LIGHT SNOW
AND BACK TO FREEZING RAIN/SLEET IS EXPECTED ACROSS THE UPPER RIO
GRANDE PLAINS THIS MORNING AND EARLY AFTERNOON. ACROSS THE EDWARDS
PLATEAU AND HILL COUNTRY AREAS...LIGHT SNOW IS EXPECTED AS EARLY
AS 7 AM THROUGH MID AFTERNOON...BEFORE TURNING INTO FREEZING
RAIN/SLEET FOR A SHORT PERIOD OF TIME TO ALL RAIN LATE THIS
AFTERNOON AND EVENING. ALONG THE I 35 CORRIDOR EXPECT FREEZING
RAIN/SLEET AND LIGHT SNOW LATE THIS MORNING THROUGH EARLY THIS
AFTERNOON CHANGING TO ALL RAIN FROM MID AFTERNOON THROUGH THIS
EVENING. SOUTH OF HIGHWAY 90 AND INTERSTATE 10 EXPECT MOSTLY RAIN
FOR THE WHOLE PERIOD AS TEMPERATURES WILL BE ABOVE FREEZING.
SNOW AMOUNTS COULD RANGE FROM ONE TO TWO INCHES FROM DEL RIO TO
FREDERICKSBURG LINE WITH ISOLATED SPOTS UP TO THREE INCHES.
THE EARLIER ISSUED WINTER WEATHER ADVISORY FOR TWO THIRDS OF SOUTH
CENTRAL TEXAS HAS BEEN EXTENDED UNTIL 6 PM THIS EVENING.
WILL UPDATE THE FORECAST DISCUSSION WITHIN THE NEXT HOUR OR SO FOR
MORE INFORMATION ON WEATHER EXPECTED FOR THE UPCOMING WEEK.
&&
.PRELIMINARY POINT TEMPS/POPS...
AUSTIN CAMP MABRY 43 40 64 43 73 / 30 80 70 - -
AUSTIN BERGSTROM INTL AIRPORT 45 39 64 38 73 / 30 80 70 - -
NEW BRAUNFELS MUNI AIRPORT 44 41 64 42 73 / 40 80 60 - -
BURNET MUNI AIRPORT 41 37 66 42 74 / 40 80 50 - -
DEL RIO INTL AIRPORT 41 40 67 45 74 / 40 40 10 - -
GEORGETOWN MUNI AIRPORT 42 36 64 40 71 / 30 80 70 - -
HONDO MUNI AIRPORT 44 39 64 41 75 / 60 80 40 - -
SAN MARCOS MUNI AIRPORT 44 41 64 42 73 / 40 80 70 - -
LA GRANGE - FAYETTE REGIONAL 47 43 62 44 74 / 30 80 80 - -
SAN ANTONIO INTL AIRPORT 45 42 67 44 75 / 50 80 50 - -
STINSON MUNI AIRPORT 45 42 66 43 75 / 50 80 50 - -
&&
.EWX WATCHES/WARNINGS/ADVISORIES...
WINTER WEATHER ADVISORY UNTIL 6 PM CST THIS EVENING FOR THE
FOLLOWING COUNTIES: BANDERA...BEXAR...BLANCO...BURNET...COMAL...
EDWARDS...GILLESPIE...HAYS...KENDALL...KERR...KINNEY...LLANO...
MEDINA...REAL...TRAVIS...UVALDE...VAL VERDE...WILLIAMSON.
&&
MESOSCALE/AVIATION...02
SYNOPTIC/GRIDS...17
Hazardous weather outlook, Feb 12, 9:11 AM CST, 9 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
911 AM CST SUN FEB 12 2012
TXZ171>173-183>194-202>209-217>225-228-131515-
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-
911 AM CST SUN FEB 12 2012
THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS.
.DAY ONE...TODAY AND TONIGHT...
...A WINTER STORM WARNING IS IN EFFECT THROUGH 6 PM CST FOR MUCH OF
THE HILL COUNTRY AND EDWARDS PLATEAU...
THE WARNING AREA IS GENERALLY WEST OF A LINE FROM LLANO TO BOERNE
TO DEL RIO. A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 6 PM CST
FOR THE HILL COUNTRY AND ADJACENT PORTIONS OF SOUTH CENTRAL TEXAS.
THIS AREA IS GENERALLY NORTH AND WEST OF A HIGHWAY 90 AND I-35
LINE. ONE TO TWO INCHES OF SNOW AND SLEET ARE LIKELY IN THE
WARNING AREA AND LESS THAN A HALF OF AN INCH IN THE WINTER WEATHER
ADVISORY AREA. SOME SNOW AND ICE ACCUMULATIONS ARE POSSIBLE MAINLY
ON BRIDGES AND OVERPASSES THROUGHOUT THE HILL COUNTRY TODAY MAKING
FOR POTENTIALLY HAZARDOUS TRAVEL CONDITIONS. AS TEMPERATURES BEGIN
TO WARM UP THIS AFTERNOON THE FROZEN PRECIPITATION WILL BECOME ALL
RAIN.
.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY...
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
In the hours before
Local storm report, Feb 12, 7:14 AM CST, 2 hours 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
714 AM CST SUN FEB 12 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0705 AM SLEET 2 NW DEL RIO 29.40N 100.92W
02/12/2012 E0.2 INCH VAL VERDE TX CO-OP OBSERVER
GETTING A MIX OF SLEET AND ICE PELLETS ACCUMULATING ON
GRASSY SURFACES.
&&
EVENT NUMBER EWX1200053
CJMLocal storm report, Feb 12, 8:04 AM CST, 1 hour 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
804 AM CST SUN FEB 12 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0530 AM SLEET DEL RIO 29.38N 100.90W
02/12/2012 E0.2 INCH VAL VERDE TX TRAINED SPOTTER
BRIEF MIX OF FREEZING RAIN AND SLEET TURNING TO SLEET
AND LASTING ABOUT A HOUR AND A HALF. NO BUILD UP ON
TREES OR POWER LINES.
&&
EVENT NUMBER EWX1200054
CJMLocal storm report, Feb 12, 8:14 AM CST, 1 hour 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
814 AM CST SUN FEB 12 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0813 AM SLEET 26 SSW ROCKSPRINGS 29.67N 100.38W
02/12/2012 E0.0 INCH EDWARDS TX PUBLIC
LIGHT DUSTING OF SLEET COVERING THE GROUND.
&&
EVENT NUMBER EWX1200055
CJMLocal storm report, Feb 12, 8:21 AM CST, 59 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
821 AM CST SUN FEB 12 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0820 AM SLEET UTOPIA 29.62N 99.53W
02/12/2012 E0.0 INCH UVALDE TX CO-OP OBSERVER
LIGHT ACCUMULATION OF SLEET ON GRASSY SURFACES.
&&
EVENT NUMBER EWX1200056
CJMLocal storm report, Feb 12, 8:37 AM CST, 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
837 AM CST SUN FEB 12 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0831 AM SNOW CAMP WOOD 29.67N 100.01W
02/12/2012 E0.0 INCH REAL TX CO-OP OBSERVER
SLEET HAS CHANGED OVER TO PURE SNOW AND STICKING TO
SURFACES.
&&
EVENT NUMBER EWX1200057
CJMLocal storm report, Feb 12, 8:56 AM CST, 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
856 AM CST SUN FEB 12 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0855 AM SNOW ROCKSPRINGS 30.02N 100.21W
02/12/2012 E0.0 INCH EDWARDS TX AWOS
LIGHT SNOW BEING REPORTED BY THE TXDOT AWOS IN
ROCKSPRINGS
&&
EVENT NUMBER EWX1200058
CJMWinter Storm, Edwards
- When
- February 12, 9:20 AM CST to 12:36 PM CST
- Where
- Edwards forecast zone
- Reported by
- Law Enforcement
- Coordinates
- 29.983, -100.305 (the zone’s center; the record gives no point)
A cold front brought cold air to South Central Texas on February 11 and an upper level trough of low pressure moved across the region producing light precipitation on February 12. The mix of sleet, freezing rain, and snow caused slick roads with numerous accidents in Edwards, Kerr, and Gillespie Counties. There was as much as one and a half inches of snow in parts of Edwards County.
Winter Storm, Kerr
- When
- February 12, 9:20 AM CST to 12:36 PM CST
- Where
- Kerr forecast zone
- Reported by
- Law Enforcement
- Coordinates
- 30.062, -99.350 (the zone’s center; the record gives no point)
A cold front brought cold air to South Central Texas on February 11 and an upper level trough of low pressure moved across the region producing light precipitation on February 12. The mix of sleet, freezing rain, and snow caused slick roads with numerous accidents in Edwards, Kerr, and Gillespie Counties. There was as much as one and a half inches of snow in parts of Edwards County.
Winter Storm, Gillespie
- When
- February 12, 9:20 AM CST to 12:36 PM CST
- Where
- Gillespie forecast zone
- Reported by
- Law Enforcement
- Coordinates
- 30.318, -98.946 (the zone’s center; the record gives no point)
A cold front brought cold air to South Central Texas on February 11 and an upper level trough of low pressure moved across the region producing light precipitation on February 12. The mix of sleet, freezing rain, and snow caused slick roads with numerous accidents in Edwards, Kerr, and Gillespie Counties. There was as much as one and a half inches of snow in parts of Edwards County.
- Winter Storm
- A storm that brought snow, sleet or freezing rain at warning levels, usually over several hours or days.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Winter Storm and Winter Weather in Texas, February 12, 2012$925,000 · 24 events
- Lake-Effect Snow in New York, February 12 to 13, 2012$60,000 · 4 events
- Winter Weather in Texas, February 12 to 13, 201225 events
- Frost and Freeze in Florida, February 12 to 13, 201211 events
- Winter Storm and Avalanche in Colorado, February 12 to 13, 201210 events
- High Surf in Hawaii, February 12 to 14, 201210 events
- Frost and Freeze in Florida, February 12, 20126 events
- Strong Wind in New Jersey, February 12, 2012$5,000 · 5 events
- Heavy Snow in New Mexico, February 12 to 13, 20124 events
- Extreme Cold in Maine, February 12 to 13, 20123 events
- Strong Wind in Delaware, February 12, 2012$5,000 · 2 events
- Lake-Effect Snow in New York, February 12, 20122 events
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 363966, 363967, 363968.