Alert archive / Texas / Winter Storm Warnings in 2011

Winter Storm Warning 1, NWS Lubbock, TX

January 31, 201124 counties in Texas

NWS Lubbock, TX issued this winter storm warning at Jan 31, 2011, 3:53 PM CST for 24 counties in Texas. It took effect at Jan 31, 2011, 6:00 PM CST. It was in force for 15 hr. 1 report 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 31, 2011, 3:53 PM CST (21:53 UTC)
In effect from
Jan 31, 2011, 6:00 PM CST
Expired
Feb 1, 2011, 9:20 AM CST
In force
15 hr
Issued by
NWS Lubbock, TX
All 24 counties

Bailey County, TX, Briscoe County, TX, Castro County, TX, Childress County, TX, Cochran County, TX, Cottle County, TX, Crosby County, TX, Dickens County, TX, Floyd County, TX, Garza County, TX, Hale County, TX, Hall County, TX, Hockley County, TX, Kent County, TX, King County, TX, Lamb County, TX, Lubbock County, TX, Lynn County, TX, Motley County, TX, Parmer County, TX, Stonewall County, TX, Swisher County, TX, Terry County, TX, Yoakum County, TX

The radar

The Lubbock radar (KLBB), 33 km from the middle of the area, began a volume at 21:55 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 1, 6:51 AM CSTSNOW 4Friona, TX

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

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 9.9 hours before the alert went out and 154 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, Amarillo Airport, TX at 12:00Z on 2011-01-31Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 12:00Z on 2011-01-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 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
2706 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

350 
WWUS44 KLUB 312153
WSWLUB

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LUBBOCK TX
353 PM CST MON JAN 31 2011

...DANGEROUS WINTER STORM TO IMPACT THE SOUTH PLAINS REGION...

.A WINTER STORM WILL MARK THE ONSET OF PROLONGED ARCTIC AIR OVER
THE SOUTH PLAINS REGION OF WEST TEXAS. WINTRY PRECIPITATION AND
BREEZY NORTHERLY WINDS WILL BEGIN THIS EVENING...THEN OVERSPREAD
THE ENTIRE WARNING AREA OVERNIGHT. RAIN AND SLEET WILL QUICKLY
TRANSITION TO SNOW AND BLOWING SNOW. WIDESPREAD ACCUMULATIONS OF
WINTRY PRECIPITATION ARE EXPECTED. ALTHOUGH SNOW ACCUMULATIONS
WILL GENERALLY RANGE BETWEEN 1 AND 3 INCHES...AREAS OF MODERATE TO
HEAVY SNOW WILL BRING LOCALIZED STORM TOTAL ACCUMULATIONS GREATER
THAN 4 INCHES IN ISOLATED LOCATIONS MAINLY ACROSS THE ROLLING
PLAINS. MEANWHILE BREEZY NORTHERLY WINDS WILL CAUSE REDUCED
VISIBILITY OF ONE MILE OR LESS AND SIGNIFICANT DRIFTING OF SNOW.
THE COMBINATION OF STRONG NORTHERLY WINDS AND BITTERLY COLD
TEMPERATURES WILL RESULT IN DANGEROUS WIND CHILL VALUES BETWEEN
20 BELOW AND 5 BELOW ZERO DEGREES FAHRENHEIT THROUGH WEDNESDAY
AFTERNOON.

TXZ021>037-039-010600-
/O.UPG.KLUB.WS.A.0001.110201T0000Z-110201T1800Z/
/O.NEW.KLUB.WS.W.0001.110201T0000Z-110202T0000Z/
/O.EXT.KLUB.WC.A.0001.110202T0000Z-110202T1800Z/
PARMER-CASTRO-SWISHER-BRISCOE-HALL-CHILDRESS-BAILEY-LAMB-HALE-
FLOYD-MOTLEY-COTTLE-COCHRAN-HOCKLEY-LUBBOCK-CROSBY-DICKENS-YOAKUM-
INCLUDING THE CITIES OF...FRIONA...BOVINA...DIMMITT...HART...
TULIA...SILVERTON...QUITAQUE...MEMPHIS...TURKEY...CHILDRESS...
MULESHOE...LITTLEFIELD...OLTON...PLAINVIEW...FLOYDADA...LOCKNEY...
MATADOR...ROARING SPRINGS...PADUCAH...MORTON...LEVELLAND...
LUBBOCK...SLATON...WOLFFORTH...CROSBYTON...RALLS...DICKENS...
SPUR...PLAINS...DENVER CITY
353 PM CST MON JAN 31 2011

...WINTER STORM WARNING IN EFFECT UNTIL 6 PM CST TUESDAY...
...WIND CHILL WATCH NOW IN EFFECT FROM TUESDAY EVENING THROUGH
WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A WINTER STORM
WARNING FOR SNOW...BLOWING SNOW...AND BITTERLY COLD WIND CHILL
VALUES...WHICH IS IN EFFECT UNTIL 6 PM CST TUESDAY. THE WIND
CHILL WATCH IS NOW IN EFFECT FROM TUESDAY EVENING THROUGH
WEDNESDAY MORNING. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.


* TIMING: ONSET OF PRECIPITATION THIS EVENING WITH ACCUMULATING 
  SNOWFALL ENDING LATE TUESDAY MORNING. DANGEROUS WIND CHILLS 
  WILL BEGIN LATE TONIGHT AND WILL CONTINUE THROUGH WEDNESDAY 
  MORNING. 

* MAIN IMPACT: 1 TO 3 INCHES OF SNOW AREAWIDE WITH THE POTENTIAL
  FOR LOCALIZED TOTALS GREATER THAN 4 INCHES...MAINLY ACROSS THE
  ROLLING PLAINS. WIND CHILLS WILL DROP TO 15 TO 20 DEGREES BELOW
  ZERO.

* OTHER IMPACTS: STRONG NORTH WINDS OF 20 TO 30 MPH WILL CAUSE 
  AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. ROADS WILL 
  BECOME SNOW PACKED AND ICY. FROSTBITE OF EXPOSED SKIN WILL BE 
  POSSIBLE AFTER ONLY 30 MINUTES OF EXPOSURE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE COMBINATION OF SNOWFALL...STRONG WINDS AND BITTERLY COLD
TEMPERATURES WILL MAKE THIS A PARTICULARLY DANGEROUS WINTER
STORM. AREA RESIDENTS SHOULD MAKE FINAL PREPARATIONS THIS EVENING.
TRAVEL IS DISCOURAGED OVERNIGHT INTO TUESDAY. IF TRAVEL IS
NECESSARY...BRING A WINTER STORM SURVIVAL KIT. ANYONE STRANDED
WILL BE EXPOSED TO VERY COLD TEMPERATURES AND WIND CHILLS.

&&

$$

TXZ038-040>044-010600-
/O.UPG.KLUB.WS.A.0001.110201T0000Z-110201T1800Z/
/O.NEW.KLUB.WS.W.0001.110201T0000Z-110202T0000Z/
KING-TERRY-LYNN-GARZA-KENT-STONEWALL-
INCLUDING THE CITIES OF...GUTHRIE...BROWNFIELD...TAHOKA...
ODONNELL...POST...JAYTON...ASPERMONT
353 PM CST MON JAN 31 2011

...WINTER STORM WARNING IN EFFECT UNTIL 6 PM CST TUESDAY...

THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A WINTER STORM
WARNING FOR SNOW...BLOWING SNOW...AND BITTERLY COLD WIND CHILL
VALUES...WHICH IS IN EFFECT UNTIL 6 PM CST TUESDAY. THE WINTER
STORM WATCH IS NO LONGER IN EFFECT.


* TIMING: ONSET OF PRECIPITATION AROUND MIDNIGHT TONIGHT WITH
  ACCUMULATING SNOWFALL ENDING BY MIDDAY TUESDAY. DANGEROUS WIND
  CHILLS WILL BEGIN LATE TONIGHT AND WILL CONTINUE THROUGH
  WEDNESDAY MORNING.

* MAIN IMPACT: 1 TO 3 INCHES OF SNOW AREAWIDE WITH THE POTENTIAL
  FOR LOCALIZED TOTALS GREATER THAN 4 INCHES...MAINLY ACROSS THE
  ROLLING PLAINS. WIND CHILLS WILL DROP TO 15 TO 20 DEGREES BELOW
  ZERO.

* OTHER IMPACTS: STRONG NORTH WINDS OF 20 TO 30 MPH WILL CAUSE
  AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. ROADS WILL BECOME
  SNOW PACKED AND ICY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE COMBINATION OF SNOWFALL...STRONG WINDS AND BITTERLY COLD
TEMPERATURES WILL MAKE THIS STORM SYSTEM PARTICULARLY HAZARDOUS.
TRAVEL IS DISCOURAGED OVERNIGHT INTO TUESDAY. HOWEVER...IF TRAVEL
IS NECESSARY BE SURE TO BRING A WINTER STORM SURVIVAL KIT AS
ANYONE STRANDED WILL BE EXPOSED TO VERY COLD TEMPERATURES AND WIND
CHILLS.

$$
3 follow-up statements
649 
WWUS44 KLUB 010527
WSWLUB

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LUBBOCK TX
1127 PM CST MON JAN 31 2011

...DANGEROUS WINTER STORM TO IMPACT THE SOUTH PLAINS REGION...

.A WINTER STORM WILL MARK THE ONSET OF PROLONGED ARCTIC AIR OVER
THE SOUTH PLAINS REGION OF WEST TEXAS. WIDESPREAD ACCUMULATIONS
OF WINTRY PRECIPITATION ARE EXPECTED. ALTHOUGH SNOW ACCUMULATIONS
WILL GENERALLY RANGE BETWEEN 1 AND 3 INCHES...AREAS OF MODERATE TO
HEAVY SNOW WILL BRING LOCALIZED STORM TOTAL ACCUMULATIONS GREATER
THAN 4 INCHES IN ISOLATED LOCATIONS MAINLY ACROSS THE ROLLING
PLAINS. MEANWHILE BREEZY NORTHERLY WINDS WILL CAUSE REDUCED
VISIBILITY OF ONE MILE OR LESS AND SIGNIFICANT DRIFTING OF SNOW.
THE COMBINATION OF STRONG NORTHERLY WINDS AND BITTERLY COLD
TEMPERATURES WILL RESULT IN DANGEROUS WIND CHILL VALUES BETWEEN 20
BELOW AND 5 BELOW ZERO DEGREES FAHRENHEIT THROUGH WEDNESDAY
AFTERNOON.

TXZ033>035-039-011400-
/O.CAN.KLUB.WS.W.0001.000000T0000Z-110202T0000Z/
/O.NEW.KLUB.WW.Y.0001.110201T0527Z-110202T0000Z/
/O.CON.KLUB.WC.A.0001.110202T0000Z-110202T1800Z/
COCHRAN-HOCKLEY-LUBBOCK-YOAKUM-
INCLUDING THE CITIES OF...MORTON...LEVELLAND...LUBBOCK...SLATON...
WOLFFORTH...PLAINS...DENVER CITY
1127 PM CST MON JAN 31 2011

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM CST TUESDAY...
...WIND CHILL WATCH REMAINS IN EFFECT FROM TUESDAY EVENING
THROUGH WEDNESDAY MORNING...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 6 PM CST
TUESDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED. A WIND CHILL
WATCH REMAINS IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY
MORNING.

* TIMING: PRECIPITATION WILL CONTINUE OVERNIGHT WITH ACCUMULATING
  SNOWFALL ENDING LATE TUESDAY MORNING. DANGEROUS WIND CHILLS WILL
  BEGIN EARLY TUESDAY MORNING AND WILL CONTINUE THROUGH WEDNESDAY
  MORNING.

* MAIN IMPACT: 1 TO 3 INCHES OF SNOW AREAWIDE. WIND CHILLS WILL
  DROP TO 10 TO 15 DEGREES BELOW ZERO.

* OTHER IMPACTS: STRONG NORTH WINDS OF 20 TO 30 MPH WILL CAUSE 
  AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. ROADS WILL 
  BECOME SNOW PACKED AND ICY. FROSTBITE OF EXPOSED SKIN WILL BE 
  POSSIBLE AFTER ONLY 30 MINUTES OF EXPOSURE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

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.

&&

$$

TXZ040-041-011400-
/O.CAN.KLUB.WS.W.0001.000000T0000Z-110202T0000Z/
/O.NEW.KLUB.WW.Y.0001.110201T0527Z-110202T0000Z/
TERRY-LYNN-
INCLUDING THE CITIES OF...BROWNFIELD...TAHOKA...ODONNELL
1127 PM CST MON JAN 31 2011

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM CST TUESDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 6 PM CST
TUESDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED.

* TIMING: PRECIPITATION WILL CONTINUE OVERNIGHT WITH ACCUMULATING
  SNOWFALL ENDING LATE TUESDAY MORNING. DANGEROUS WIND CHILLS WILL
  BEGIN EARLY TUESDAY MORNING AND WILL CONTINUE THROUGH WEDNESDAY
  MORNING.

* MAIN IMPACT: 1 TO 3 INCHES OF SNOW AREAWIDE. WIND CHILLS WILL
  DROP TO 10 TO 15 DEGREES BELOW ZERO.

* OTHER IMPACTS: STRONG NORTH WINDS OF 20 TO 30 MPH WILL CAUSE
  AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. ROADS WILL BECOME
  SNOW PACKED AND ICY. FROSTBITE OF EXPOSED SKIN WILL BE POSSIBLE
  AFTER ONLY 30 MINUTES OF EXPOSURE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

TXZ021>032-036-037-011400-
/O.CON.KLUB.WS.W.0001.000000T0000Z-110202T0000Z/
/O.CON.KLUB.WC.A.0001.110202T0000Z-110202T1800Z/
PARMER-CASTRO-SWISHER-BRISCOE-HALL-CHILDRESS-BAILEY-LAMB-HALE-
FLOYD-MOTLEY-COTTLE-CROSBY-DICKENS-
INCLUDING THE CITIES OF...FRIONA...BOVINA...DIMMITT...HART...
TULIA...SILVERTON...QUITAQUE...MEMPHIS...TURKEY...CHILDRESS...
MULESHOE...LITTLEFIELD...OLTON...PLAINVIEW...FLOYDADA...LOCKNEY...
MATADOR...ROARING SPRINGS...PADUCAH...CROSBYTON...RALLS...
DICKENS...SPUR
1127 PM CST MON JAN 31 2011

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

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

* TIMING: PRECIPITATION WILL CONTINUE OVERNIGHT WITH ACCUMULATING
  SNOWFALL ENDING LATE TUESDAY MORNING. DANGEROUS WIND CHILLS WILL
  BEGIN EARLY TUESDAY MORNING AND WILL CONTINUE THROUGH WEDNESDAY
  MORNING.

* MAIN IMPACT: 1 TO 3 INCHES OF SNOW AREAWIDE WITH THE POTENTIAL 
  FOR LOCALIZED TOTALS GREATER THAN 4 INCHES...MAINLY ACROSS THE 
  ROLLING PLAINS. WIND CHILLS WILL DROP TO 15 TO 20 DEGREES 
  BELOW ZERO. 

* OTHER IMPACTS: STRONG NORTH WINDS OF 20 TO 30 MPH WILL CAUSE 
  AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. ROADS WILL 
  BECOME SNOW PACKED AND ICY. FROSTBITE OF EXPOSED SKIN WILL BE 
  POSSIBLE AFTER ONLY 30 MINUTES OF EXPOSURE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE COMBINATION OF SNOWFALL...STRONG WINDS AND BITTERLY COLD
TEMPERATURES WILL MAKE THIS A PARTICULARLY DANGEROUS WINTER
STORM. TRAVEL IS DISCOURAGED OVERNIGHT INTO TUESDAY. IF TRAVEL IS
NECESSARY...BRING A WINTER STORM SURVIVAL KIT. ANYONE STRANDED
WILL BE EXPOSED TO VERY COLD TEMPERATURES AND WIND CHILLS.

&&

$$

TXZ038-042>044-011400-
/O.CON.KLUB.WS.W.0001.000000T0000Z-110202T0000Z/
KING-GARZA-KENT-STONEWALL-
INCLUDING THE CITIES OF...GUTHRIE...POST...JAYTON...ASPERMONT
1127 PM CST MON JAN 31 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
TUESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST TUESDAY. 

* TIMING: PRECIPITATION WILL CONTINUE OVERNIGHT WITH ACCUMULATING
  SNOWFALL ENDING LATE TUESDAY MORNING. DANGEROUS WIND CHILLS WILL
  BEGIN EARLY TUESDAY MORNING AND WILL CONTINUE THROUGH WEDNESDAY
  MORNING.

* MAIN IMPACT: 1 TO 3 INCHES OF SNOW AREAWIDE WITH THE POTENTIAL
  FOR LOCALIZED TOTALS GREATER THAN 4 INCHES...MAINLY ACROSS THE
  ROLLING PLAINS. WIND CHILLS WILL DROP TO 5 TO 15 DEGREES BELOW
  ZERO.

* OTHER IMPACTS: STRONG NORTH WINDS OF 20 TO 30 MPH WILL CAUSE 
  AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. ROADS WILL 
  BECOME SNOW PACKED AND ICY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE COMBINATION OF SNOWFALL...STRONG WINDS AND BITTERLY COLD
TEMPERATURES WILL MAKE THIS STORM SYSTEM PARTICULARLY HAZARDOUS.
TRAVEL IS DISCOURAGED OVERNIGHT INTO TUESDAY. HOWEVER...IF TRAVEL
IS NECESSARY BE SURE TO BRING A WINTER STORM SURVIVAL KIT AS
ANYONE STRANDED WILL BE EXPOSED TO VERY COLD TEMPERATURES AND
WIND CHILLS.

$$
658 
WWUS44 KLUB 011107
WSWLUB

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LUBBOCK TX
507 AM CST TUE FEB 1 2011

TXZ021>032-036-037-011800-
/O.EXT.KLUB.WS.W.0001.000000T0000Z-110201T1800Z/
/O.CON.KLUB.WC.A.0001.110202T0000Z-110202T1800Z/
PARMER-CASTRO-SWISHER-BRISCOE-HALL-CHILDRESS-BAILEY-LAMB-HALE-
FLOYD-MOTLEY-COTTLE-CROSBY-DICKENS-
INCLUDING THE CITIES OF...FRIONA...BOVINA...DIMMITT...HART...
TULIA...SILVERTON...QUITAQUE...MEMPHIS...TURKEY...CHILDRESS...
MULESHOE...LITTLEFIELD...OLTON...PLAINVIEW...FLOYDADA...LOCKNEY...
MATADOR...ROARING SPRINGS...PADUCAH...CROSBYTON...RALLS...
DICKENS...SPUR
507 AM CST TUE FEB 1 2011

...WINTER STORM WARNING NOW IN EFFECT UNTIL NOON CST TODAY...
...WIND CHILL WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
WEDNESDAY MORNING...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL NOON CST TODAY. A
WIND CHILL WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
WEDNESDAY MORNING. 

* TIMING: MODERATE TO OCCASIONALLY HEAVY SNOW WILL CONTINUE THIS
  MORNING...AND WILL SUBSIDE BY MIDDAY. DANGEROUS WIND CHILLS WILL
  IMPROVE BRIEFLY THIS AFTERNOON BEFORE REDEVELOPING TONIGHT AND
  PERSISTING THROUGH WEDNESDAY MORNING.

* MAIN IMPACT: ADDITIONAL SNOW ACCUMULATIONS OF 1 TO 3 INCHES ARE
  POSSIBLE...WITH ISOLATED STORM TOTALS AROUND 4 INCHES. WIND
  CHILLS WILL DROP TO 10 TO 20 DEGREES BELOW ZERO AT TIMES.

* OTHER IMPACTS: STRONG NORTH WINDS OF 20 TO 30 MPH WILL CAUSE 
  AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. ROADS WILL 
  BECOME SNOW PACKED AND ICY. FROSTBITE OF EXPOSED SKIN WILL BE 
  POSSIBLE AFTER ONLY 30 MINUTES OF EXPOSURE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE COMBINATION OF SNOWFALL...STRONG WINDS AND BITTERLY COLD
TEMPERATURES WILL MAKE THIS A PARTICULARLY DANGEROUS WINTER
STORM. TRAVEL IS DISCOURAGED OVERNIGHT INTO TUESDAY. IF TRAVEL IS
NECESSARY...BRING A WINTER STORM SURVIVAL KIT. ANYONE STRANDED
WILL BE EXPOSED TO VERY COLD TEMPERATURES AND WIND CHILLS.

&&

$$

TXZ038-042>044-011800-
/O.EXT.KLUB.WS.W.0001.000000T0000Z-110201T1800Z/
KING-GARZA-KENT-STONEWALL-
INCLUDING THE CITIES OF...GUTHRIE...POST...JAYTON...ASPERMONT
507 AM CST TUE FEB 1 2011

...WINTER STORM WARNING NOW IN EFFECT UNTIL NOON CST TODAY...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL NOON CST TODAY. 

* TIMING: MODERATE TO OCCASIONALLY HEAVY SNOW WILL CONTINUE THIS
  MORNING...AND WILL SUBSIDE BY MIDDAY. HAZARDOUS WIND CHILLS
  LOWER THAN 5 DEGREES BELOW ZERO WILL PERSIST THROUGH NOON.

* MAIN IMPACT: ADDITIONAL SNOW ACCUMULATIONS OF 1 TO 3 INCHES ARE
  POSSIBLE...WITH ISOLATED STORM TOTALS GREATER THAN 4 INCHES.
 
* OTHER IMPACTS: STRONG NORTH WINDS OF 20 TO 30 MPH WILL CAUSE 
  AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. ROADS WILL 
  BECOME SNOW PACKED AND ICY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE COMBINATION OF SNOWFALL...STRONG WINDS AND BITTERLY COLD
TEMPERATURES WILL MAKE THIS STORM SYSTEM PARTICULARLY HAZARDOUS.
TRAVEL IS DISCOURAGED OVERNIGHT INTO TUESDAY. HOWEVER...IF TRAVEL
IS NECESSARY BE SURE TO BRING A WINTER STORM SURVIVAL KIT AS
ANYONE STRANDED WILL BE EXPOSED TO VERY COLD TEMPERATURES AND
WIND CHILLS.

$$

TXZ033>035-039-011800-
/O.EXT.KLUB.WW.Y.0001.000000T0000Z-110201T1800Z/
/O.CON.KLUB.WC.A.0001.110202T0000Z-110202T1800Z/
COCHRAN-HOCKLEY-LUBBOCK-YOAKUM-
INCLUDING THE CITIES OF...MORTON...LEVELLAND...LUBBOCK...SLATON...
WOLFFORTH...PLAINS...DENVER CITY
507 AM CST TUE FEB 1 2011

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL NOON CST TODAY...
...WIND CHILL WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
WEDNESDAY MORNING...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL NOON CST
TODAY. A WIND CHILL WATCH REMAINS IN EFFECT FROM THIS EVENING
THROUGH WEDNESDAY MORNING. 

* TIMING: MODERATE SNOWFALL WILL CONTINUE THROUGH THE EARLY
  MORNING HOURS...AND WILL GENERALLY SUBSIDE BETWEEN 8 AM AND
  NOON. HAZARDOUS WIND CHILLS LOWER THAN 5 TO 10 DEGREES BELOW
  ZERO WILL PERSIST THROUGH NOON...THEN DANGEROUS WIND CHILLS
  LOWER THAN 15 DEGREES BELOW ZERO WILL DEVELOP TONIGHT AND
  PERSIST THROUGH WEDNESDAY MORNING.

* MAIN IMPACT: 1 TO 3 INCHES OF SNOW AREAWIDE. WIND CHILLS WILL
  DROP TO AROUND 15 DEGREES BELOW ZERO.

* OTHER IMPACTS: STRONG NORTH WINDS OF 20 TO 30 MPH WILL CAUSE 
  AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. ROADS WILL 
  BECOME SNOW PACKED AND ICY. FROSTBITE OF EXPOSED SKIN WILL BE 
  POSSIBLE AFTER ONLY 30 MINUTES OF EXPOSURE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

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.

&&

$$

TXZ040-041-011800-
/O.EXT.KLUB.WW.Y.0001.000000T0000Z-110201T1800Z/
TERRY-LYNN-
INCLUDING THE CITIES OF...BROWNFIELD...TAHOKA...ODONNELL
507 AM CST TUE FEB 1 2011

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL NOON CST TODAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL NOON CST
TODAY. 

* TIMING: MODERATE SNOWFALL WILL CONTINUE THROUGH EARLY MORNING...
  AND WILL GENERALLY SUBSIDE BETWEEN 8 AM AND NOON. HAZARDOUS WIND
  CHILLS LOWER THAN 5 TO 10 DEGREES BELOW ZERO WILL PERSIST
  THROUGH NOON.

* MAIN IMPACT: 1 TO 3 INCHES OF SNOW AREAWIDE. WIND CHILLS WILL
  DROP TO AROUND 10 DEGREES BELOW ZERO.

* OTHER IMPACTS: STRONG NORTH WINDS OF 20 TO 30 MPH WILL CAUSE 
  AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. ROADS WILL 
  BECOME SNOW PACKED AND ICY. FROSTBITE OF EXPOSED SKIN WILL BE 
  POSSIBLE AFTER ONLY 30 MINUTES OF EXPOSURE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$
340 
WWUS44 KLUB 011520
WSWLUB

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LUBBOCK TX
920 AM CST TUE FEB 1 2011

TXZ021>032-036-037-011800-
/O.CAN.KLUB.WS.W.0001.000000T0000Z-110201T1800Z/
/O.EXA.KLUB.WW.Y.0001.000000T0000Z-110201T1800Z/
/O.CON.KLUB.WC.A.0001.110202T0000Z-110202T1800Z/
PARMER-CASTRO-SWISHER-BRISCOE-HALL-CHILDRESS-BAILEY-LAMB-HALE-
FLOYD-MOTLEY-COTTLE-CROSBY-DICKENS-
INCLUDING THE CITIES OF...FRIONA...BOVINA...DIMMITT...HART...
TULIA...SILVERTON...QUITAQUE...MEMPHIS...TURKEY...CHILDRESS...
MULESHOE...LITTLEFIELD...OLTON...PLAINVIEW...FLOYDADA...LOCKNEY...
MATADOR...ROARING SPRINGS...PADUCAH...CROSBYTON...RALLS...
DICKENS...SPUR
920 AM CST TUE FEB 1 2011

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON CST TODAY...
...WIND CHILL WATCH REMAINS IN EFFECT FROM 6 PM CST THIS EVENING
THROUGH WEDNESDAY MORNING...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A WINTER
WEATHER ADVISORY FOR DANGEROUS WIND CHILLS...LIGHT SNOW AND
BLOWING SNOW...WHICH IS IN EFFECT UNTIL NOON CST TODAY. THE WINTER
STORM WARNING HAS BEEN CANCELLED. A WIND CHILL WATCH REMAINS IN
EFFECT FROM 6 PM CST THIS EVENING THROUGH WEDNESDAY MORNING.

* TIMING: AS AN UPPER-LEVEL STORM SYSTEM SHIFTS TO THE EAST...LIGHT
  SNOW WILL TAPER OFF TO LIGHT SNOW SHOWERS. COLD TEMPERATURES AND
  GUSTY WINDS WILL CONTINUE TO PRODUCE WIND CHILLS OF MINUS 5
  DEGREES OR LESS THIS MORNING. WIND CHILL VALUES WILL IMPROVE
  BRIEFLY THIS AFTERNOON BEFORE REDEVELOPING TONIGHT AND
  PERSISTING THROUGH WEDNESDAY MORNING.

* MAIN IMPACT: GUSTY NORTHERLY WINDS OF 25 TO 40 MPH WILL PRODUCE
  WIND CHILLS OF 5 TO 20 DEGREES BELOW ZERO AT TIMES.

* OTHER IMPACTS: STRONG NORTH WINDS OF 25 TO 40 MPH WILL CAUSE
  AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. ADDITIONAL SNOW
  ACCUMULATIONS SHOULD REMAIN BELOW ONE INCH. FROSTBITE OF EXPOSED
  SKIN WILL BE POSSIBLE AFTER ONLY 30 MINUTES OF EXPOSURE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EVEN THOUGH SNOWFALL IS DIMINISHING...THE COMBINATION OF STRONG
WINDS AND BITTERLY COLD TEMPERATURES WILL CONTINUE TO BRING DANGEROUS
WINTER CONDITIONS TO THE AREA. TRAVEL IS DISCOURAGED THROUGH TUESDAY
MORNING. IF TRAVEL IS NECESSARY...BRING A WINTER STORM SURVIVAL
KIT. ANYONE STRANDED WILL BE EXPOSED TO VERY COLD TEMPERATURES AND
WIND CHILLS.

&&

$$

TXZ038-042>044-011800-
/O.CAN.KLUB.WS.W.0001.000000T0000Z-110201T1800Z/
/O.EXA.KLUB.WW.Y.0001.000000T0000Z-110201T1800Z/
KING-GARZA-KENT-STONEWALL-
INCLUDING THE CITIES OF...GUTHRIE...POST...JAYTON...ASPERMONT
920 AM CST TUE FEB 1 2011

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON CST TODAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A WINTER
WEATHER ADVISORY FOR DANGEROUS WIND CHILLS...LIGHT SNOW AND
BLOWING SNOW...WHICH IS IN EFFECT UNTIL NOON CST TODAY. THE
WINTER STORM WARNING HAS BEEN CANCELLED.

* TIMING: AS AN UPPER-LEVEL STORM SYSTEM SHIFTS TO THE
  EAST...LIGHT SNOW WILL TAPER OFF TO LIGHT SNOW SHOWERS. COLD
  TEMPERATURES AND GUSTY WINDS WILL CONTINUE TO PRODUCE WIND
  CHILLS OF MINUS 5 DEGREES OR LESS THIS MORNING.

* MAIN IMPACT: GUSTY NORTHERLY WINDS OF 25 TO 40 MPH WILL PRODUCE
  WIND CHILLS OF 5 TO 20 DEGREES BELOW ZERO AT TIMES.

* OTHER IMPACTS: STRONG NORTH WINDS OF 25 TO 40 MPH WILL CAUSE
  AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. ADDITIONAL SNOW
  ACCUMULATIONS SHOULD REMAIN BELOW ONE INCH. FROSTBITE OF EXPOSED
  SKIN WILL BE POSSIBLE AFTER ONLY 30 MINUTES OF EXPOSURE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EVEN THOUGH SNOWFALL IS DIMINISHING...THE COMBINATION OF STRONG
WINDS AND BITTERLY COLD TEMPERATURES WILL CONTINUE TO BRING DANGEROUS
WINTER CONDITIONS TO THE AREA. IF TRAVEL IS NECESSARY...BRING A
WINTER STORM SURVIVAL KIT. ANYONE STRANDED WILL BE EXPOSED TO VERY
COLD TEMPERATURES AND WIND CHILLS.

&&

$$

TXZ033>035-039-011800-
/O.CON.KLUB.WW.Y.0001.000000T0000Z-110201T1800Z/
/O.CON.KLUB.WC.A.0001.110202T0000Z-110202T1800Z/
COCHRAN-HOCKLEY-LUBBOCK-YOAKUM-
INCLUDING THE CITIES OF...MORTON...LEVELLAND...LUBBOCK...SLATON...
WOLFFORTH...PLAINS...DENVER CITY
920 AM CST TUE FEB 1 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST
TODAY...
...WIND CHILL WATCH REMAINS IN EFFECT FROM 6 PM CST THIS EVENING
THROUGH WEDNESDAY MORNING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY.
A WIND CHILL WATCH REMAINS IN EFFECT FROM 6 PM CST THIS EVENING
THROUGH WEDNESDAY MORNING. 

* TIMING: LIGHT SNOW SHOWERS WILL CONTINUE THROUGH THE EARLY
  MORNING HOURS...AND WILL GENERALLY SUBSIDE BETWEEN 8 AM AND
  NOON. HAZARDOUS WIND CHILLS LOWER THAN 5 TO 10 DEGREES BELOW
  ZERO WILL PERSIST THROUGH NOON...THEN DANGEROUS WIND CHILLS
  LOWER THAN 15 DEGREES BELOW ZERO WILL DEVELOP TONIGHT AND
  PERSIST THROUGH WEDNESDAY MORNING.

* MAIN IMPACT: GUSTY NORTHERLY WINDS OF 25 TO 40 MPH WILL PRODUCE
  WIND CHILLS OF 5 TO 20 DEGREES BELOW ZERO AT TIMES.

* OTHER IMPACTS: STRONG NORTH WINDS OF 20 TO 30 MPH WILL CAUSE 
  AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. ROADS WILL 
  BECOME SNOW PACKED AND ICY. FROSTBITE OF EXPOSED SKIN WILL BE 
  POSSIBLE AFTER ONLY 30 MINUTES OF EXPOSURE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EVEN THOUGH SNOWFALL IS DIMINISHING...THE COMBINATION OF STRONG
WINDS AND BITTERLY COLD TEMPERATURES WILL CONTINUE TO BRING DANGEROUS
WINTER CONDITIONS TO THE AREA. TRAVEL IS DISCOURAGED THROUGH TUESDAY
MORNING. IF TRAVEL IS NECESSARY...BRING A WINTER STORM SURVIVAL
KIT. ANYONE STRANDED WILL BE EXPOSED TO VERY COLD TEMPERATURES AND
WIND CHILLS.

&&

$$

TXZ040-041-011800-
/O.CON.KLUB.WW.Y.0001.000000T0000Z-110201T1800Z/
TERRY-LYNN-
INCLUDING THE CITIES OF...BROWNFIELD...TAHOKA...ODONNELL
920 AM CST TUE FEB 1 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST
TODAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY.

* TIMING: LIGHT SNOW SHOWERS WILL GENERALLY SUBSIDE THROUGH NOON.
  HAZARDOUS WIND CHILLS LOWER THAN 5 TO 10 DEGREES BELOW ZERO WILL
  PERSIST THROUGH ABOUT NOON.

* MAIN IMPACT: GUSTY NORTHERLY WINDS OF 25 TO 40 MPH WILL PRODUCE
  WIND CHILLS OF 5 TO 20 DEGREES BELOW ZERO AT TIMES.

* OTHER IMPACTS: STRONG NORTH WINDS OF 20 TO 30 MPH WILL CAUSE
  AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. ROADS WILL BECOME
  SNOW PACKED AND ICY. FROSTBITE OF EXPOSED SKIN WILL BE POSSIBLE
  AFTER ONLY 30 MINUTES OF EXPOSURE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EVEN THOUGH SNOWFALL IS DIMINISHING...THE COMBINATION OF STRONG
WINDS AND BITTERLY COLD TEMPERATURES WILL CONTINUE TO BRING DANGEROUS
WINTER CONDITIONS TO THE AREA. IF TRAVEL IS NECESSARY...BRING A
WINTER STORM SURVIVAL KIT. ANYONE STRANDED WILL BE EXPOSED TO VERY
COLD TEMPERATURES AND WIND CHILLS.

&&

$$

What forecasters said that day

The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Lubbock, TX wrote its last area forecast discussion before this winter storm warning went out at Jan 31, 3:45 PM CST, 8 minutes earlier.

Area forecast discussion, Jan 31, 3:45 PM CST, 8 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LUBBOCK TX
345 PM CST MON JAN 31 2011

.SHORT TERM...
CONDITIONS STARTING TO GO DOWNHILL ACROSS THE AREA...WINTER STORM
STILL ON THE WAY FOR THE REGION.

21Z SURFACE ANALYSIS SHOWS THAT THE LEADING EDGE OF THE INITIAL COLD
FRONT BISECTED THE FORECAST AREA FROM WEST TO EAST ROUGHLY ALONG A
CLOVIS TO ASPERMONT LINE AND WAS MOVING SOUTH AT ABOUT 20 MPH.  WIND
SPEEDS BEHIND THE LEADING EDGE HAVE BRIEFLY JUMPED UP INTO THE 15 TO
25 MPH RANGE...BUT OBSERVATIONS OVER THE PANHANDLE SHOW SPEEDS
DECREASING BACK A BIT.  TEMPERATURES TO THE NORTH OF THE FORECAST
AREA HAVE BEEN HOLDING STEADY OR SLOWLY FALLING INTO THE UPPER 20S
AND EXPECT TO SEE THE SECOND STRONGER SURGE OF COLD AIR PUSH INTO
THE REGION AFTER SUNSET.

ALOFT...WV SATELLITE IMAGERY SHOWS THE BASE OF THE TROF STARTING TO
SWING OUT FROM SRN CALIFORNIA ACROSS THE US/MEXICO BORDER REGION
WITH SOME ENHANCEMENT IN VAPOR OVER E AZ/W NM.  NLDN ALSO STARTING
TO SHOW SOME LIGHTNING STRIKES IN THE MOUNTAINOUS REGIONS WHICH MAY
INDICATE SOME STRONGER LIFT THAN MODELS HAD DEPICTED.  LOOKING AT
THE 12Z UPA HAND ANALYSIS AND COMPARING WITH THE CURRENT LOCATION...
THE GFS AND ECMWF PROBABLY HAVE THE CLOSEST FORWARD SPEED TO WHAT IS
SHOWN ON SATELLITE.  NAM AND GEM ARE A BIT FASTER BUT OVERALL...
MODELS ARE IN GOOD AGREEMENT WITH THE PROGRESSION AND TRACK OF THE
INITIAL WAVE FOR TONIGHT INTO TOMORROW.

HOWEVER...BIGGER DIFFERENCES EXISTS WHEN IT COMES TO THE PRECIP/SNOW
FORECASTS BETWEEN THE MODELS.  GENERAL CONSENSUS IS FOR SNOWFALL TO
PICK UP FROM NORTHWEST TO SOUTHEAST ACROSS THE FORECAST AREA
STARTING BETWEEN 6-9 PM OVER THE NORTHWESTERN ZONES AND THEN
SPREADING SOUTHEAST OVER THE REST OF THE FORECAST AREA THROUGH
TONIGHT.  NAM CONTINUES TO INDICATE CONVECTIVE BANDS DEVELOPING WITH
THE MOST FAVORED LOCATION HAVING BEEN THE ROLLING PLAINS FOR THE
PAST SEVERAL RUNS.  GFS CONTINUES TO SHOW TWO AREAS OF ENHANCED
PRECIPITATION...ACROSS THE NORTHWESTERN SOUTH PLAINS AROUND MIDNIGHT
WITH A SECOND AREA ALONG THE EDGE OF THE CAPROCK TOWARDS SUNRISE
TUESDAY.  VARIOUS LOOPS OF CROSS SECTIONS ACROSS THE AREA SHOW THAT
CONDITIONS WILL BE FAVORABLE FOR DENDRITIC SNOW GROWTH...A NEARLY
SATURATED LAYER IN THE -5 TO -15 DEG C SECTION WITH PERIODS OF
MODERATE LIFT AS SHOWN BY OMEGA FIELDS DEVELOP AT VARIOUS TIMES OVER
THE NEXT 24 HOURS AS THE STORM SYSTEM MOVES OVER THE REGION.
SOUNDINGS AND BUFKIT DATA FOR POINTS IN AND AROUND THE FORECAST AREA
SHOW SIMILAR SCENARIO BUT NONE OF THE DATA IS IN GOOD AGREEMENT FOR
WHERE THE MOST FAVORED LOCATION WILL BE FOR ANY OF THE BANDS TO
DEVELOP.  TEMPERATURE PROFILE ALSO SHOWS THAT THE WINDOW FOR SLEET
CONTINUES TO DECREASE AS THE TEMPERATURE IN THE ATMOSPHERIC COLUMN
RAPIDLY COOLS TO BELOW FREEZING.  TIMING OF ONSET OF PRECIPITATION
DOES APPEAR TO BE LATE ENOUGH HOWEVER TO LIMIT THE AMOUNT OF SLEET
THAT SHOULD FALL.  LAST BUT NOT LEAST WILL BE THE COMBINATION OF
EXTREMELY COLD TEMPERATURES AND STRONG WIND SPEEDS.  RESULT WILL BE
WIND CHILL READINGS FALLING FROM -5 TO -25 DEG F AT TIMES ACROSS THE
REGION.  READINGS LIKE THIS WILL RESULT IN FROSTBITE ON EXPOSED SKIN
WITHIN 30 MINUTES.

TO SUMMARIZE ALL THE IMPACTS THAT WILL NEED SOME FORM OF PRODUCT...
AVERAGE SNOWFALL AMOUNTS ACROSS THE REGION ARE EXPECTED TO BE
BETWEEN 1 TO 3 INCHES WHICH IS ADVISORY LEVEL...BUT THE THREAT OF
LOCALIZED 2 TO 6 INCH AMOUNTS WOULD FAVOR A WARNING.  STRONG WINDS
INCREASING TONIGHT AND REMAINING STRONG THROUGH TOMORROW ALSO COULD
RESULT IN WIDESPREAD BLOWING SNOW WHICH COULD REDUCE VISIBILITIES TO
BELOW ONE MILE.  ALSO ADD IN THE LOW WIND CHILL VALUES AND THE
WARNING WARNING ADVISORY WATCH THAT LETTERMAN LOVES TO USE WOULD
BECOME A REALITY. BECAUSE OF THIS WIDE RANGE OF IMPACTS OVER THE NEXT
24 TO 48 HOURS...THE DECISION WAS MADE AFTER COORDINATING WITH
SURROUNDING OFFICES TO LUMP ALL THE IMPACTS INTO A WINTER STORM
WARNING STARTING AT 6 PM TONIGHT THROUGH 6PM TUESDAY /00Z TUE - 00Z
WED.  WILL EVENTUALLY SEE WIND SPEEDS TAPER OFF AS WE HEAD INTO
WEDNESDAY AND THURSDAY WHICH TECHNICALLY WILL NOT MEET OUR
REQUIREMENT FOR DURATION AND STRENGTH OF WINDS...BUT WE WILL BE
CLOSE ENOUGH TO AT LEAST KEEP A WIND CHILL WATCH FOR TUESDAY NIGHT
INTO WEDNESDAY AFTERNOON.

IN REGARDS TO THE GRIDS/FORECAST...GUIDANCE TEMPERATURES CONTINUED
TO COME IN ANOTHER DEGREE OR TWO COLDER COMPARED TO PREVIOUS TEMPS
AND LOWERED MAX AND MINS FOR TOMORROW AFTERNOON AND WEDNESDAY
AFTERNOON A DEGREE OR TWO.  MODEL/MOS WIND GRIDS AGAIN CAME IN UNDER
WHAT SHOULD OCCUR BASED ON THE POST FRONTAL PRESSURE GRADIENT SO
KEPT THE PREVIOUS FORECAST PACKAGE TIMING AND STRENGTH INTACT.  DID
ADJUST POPS DO GO DEFINITE SNOW FOR 06-12Z TUESDAY MORNING OVER THE
REGION AND TWEAKED WEATHER GRIDS TO BETTER REFLECT THE TRANSITION
AND TIMING FOR SLEET ACROSS THE SOUTHERN ZONES.  CLOUDS ALSO APPEAR
TO STAY SOCKED IN OVER THE REGION AND CARRIED CLOUDY CONDITIONS
THROUGH WEDNESDAY AFTERNOON.  ALL IN ALL...PREVIOUS FORECAST SHIFT
DID AN EXCELLENT JOB SETTING THINGS UP FOR OUR GO AT THE FORECAST.

LOTS GOING ON...NOW THE WAITING BEGINS TO SEE IF WE GOT THE FORECAST
RIGHT AND WILL BE CONSIDERED HEROES OR IF WE WILL HAVE TO EAT CROW
WHEN ALL IS SAID AND DONE.

JORDAN

&&

.LONG TERM...
THIS LONG TERM FORECAST BEGINS WED EVENING AS SURFACE HIGH
PRESSURE CONTINUES TO MOVE SOUTH ACROSS THE AREA AND EVENTUALLY
EAST. AN ELONGATED UA TROUGH REMAINS IN PLACE ACROSS THE SOUTHERN
ROCKIES WITH A CLOSED LOW FORECAST NEAR THE NM BOOTHEEL BY 12 THU.
WITH THIS SCENARIO EXPECT CONTINUE LIGHT SNOW TO IMPACT PRIMARILY
SW 1/3 OF THE AREA OVERNIGHT WED NIGHT BEFORED TAPERING TO
FLURRIES ON THU. MODELS DO SHOW SOME LARGE SCALE LIFT CROSSING THE
AREA TO SUPPORT THIS THOUGH WITH NEUTRAL OMEGA ON FORECAST
SOUNDINGS DO NOT EXPECT MUCH IN WAY OF ADDITIONAL ACCUMULATIONS.
OPTIMISTICALLY WENT CLOSE TO MODEL GUIDANCE ON THU AS CLOUDS BEGIN
TO CLEAR FROM NORTH TO SOUTH AND WESTERLY FLOW STARTS TO SCOUR THE
ARCTIC AIR IN PLACE. THOUGH WE COULD SEE SOME LOCATIONS STRUGGLE
TO GET BACK INTO THE 20S ESPECIALLY WHERE APPRECIABLE SNOWFALL
REMAINS AND HIGHS ON THU WILL LIKELY NEED ADJUSTING ONCE THAT IS KNOWN.

H8 TEMPS MODIFY FURTHER ON FRI WITH NW SURFACE WINDS DEVELOPING AS
A BROAD SURFACE TROUGH DEVELOPS ACROSS THE CENTRAL PLAINS IN
RESPONSE TO A SHORTWV DROPPING INTO THE REGION. OVERALL BROAD
TROUGHINESS REMAINS IN PLACE ALOFT THROUGH THE WEEKEND ACROSS THE
U.S. WITH A HIGH AMPLITUDE RIDGE STILL TAPPING INTO THE ARCTIC AND
TO SOME EXTENT CROSS POLAR FLOW ACCORDING THE ECMWF. SAT WILL
LIKELY BE THE WARMEST DAY OF THE NEXT 7-10 AS PREFRONTAL WARMING
OCCURS WITH STRONG SW SURFACE WINDS. ARCTIC FROPA IS EXPECTED
HOWEVER TO OCCUR ACROSS THE PNHDLS ON SUN WHICH WILL SIGNAL THE
BEGINNING OF THE NEXT COLD SPELL. CURRENTL MODELS SHOW N/NW FLOW
ALOFT WHICH DOES NOT FAVOR SIGNIFICANT PRECIP BUT WILL LIKELY KEEP
TEMPS BELOW NORMAL FOR A WHILE LONGER. OPTED TO NOT INCLUDE POPS
ATTM ON DAY 7.

&&

.PRELIMINARY POINT TEMPS/POPS...
FRIONA         4  14  -5   9  -4 /  90  50  30  20  20
TULIA          5  13  -2  12  -4 /  90  60  20  20  10
PLAINVIEW      7  16  -1  13  -1 /  90  60  20  20  20
LEVELLAND      9  20   2  15   6 /  90  60  20  20  20
LUBBOCK       10  19   2  15   4 /  90  60  20  20  20
DENVER CITY   11  20   3  16  10 /  90  50  20  20  20
BROWNFIELD    10  20   4  17   9 /  90  60  20  20  20
CHILDRESS     12  16   3  13   5 / 100  70  20  10  10
SPUR          12  20   4  16   7 / 100  70  10  10  20
ASPERMONT     13  16   3  17  11 / 100  70  10  10  10

&&

.LUB WATCHES/WARNINGS/ADVISORIES...
WINTER STORM WARNING FROM 6 PM THIS EVENING TO 6 PM CST TUESDAY
FOR THE FOLLOWING ZONES: TXZ021>044.

WIND CHILL WATCH FROM TUESDAY EVENING THROUGH WEDNESDAY MORNING
FOR THE FOLLOWING ZONES: TXZ021>037-039.

&&

14/24
Hazardous weather outlook, Jan 31, 4:17 AM CST, 11 hours 36 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LUBBOCK TX
417 AM CST MON JAN 31 2011

TXZ021>044-011030-
PARMER-CASTRO-SWISHER-BRISCOE-HALL-CHILDRESS-BAILEY-LAMB-HALE-
FLOYD-MOTLEY-COTTLE-COCHRAN-HOCKLEY-LUBBOCK-CROSBY-DICKENS-KING-
YOAKUM-TERRY-LYNN-GARZA-KENT-STONEWALL-
417 AM CST MON JAN 31 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE EXTREME SOUTHERN TEXAS
PANHANDLE...SOUTH PLAINS AND ROLLING PLAINS.

.DAY ONE...TODAY AND TONIGHT

WINTER WEATHER

THE ARRIVAL OF BITTERLY COLD ARCTIC AIR WILL BE MARKED BY A WINTER
STORMS POISED TO BEGIN IMPACTING THE SOUTH PLAINS REGION TONIGHT.

WINTRY PRECIPITATION WILL BEGIN THIS EVENING OVER THE EXTREME
SOUTHERN PANHANDLE AND THE NORTHERN SOUTH PLAINS...THEN EXPAND
SOUTHWARD OVER ALL OF THE SOUTH PLAINS LATE TONIGHT. THE
PRECIPITATION MAY BEGIN AS RAIN...FREEZING RAIN...OR SLEET...BUT
WILL TRANSITION TOWARD SNOW AREAWIDE OVERNIGHT. SNOW ACCUMULATIONS
ARE EXPECTED...ESPECIALLY WHERE LOCALLY HEAVIER BANDS OF
PRECIPITATION DEVELOP. WIDESPREAD 1 TO 3 INCH SNOW ACCUMULATIONS
ARE LIKELY OVERNIGHT...BUT IDENTIFYING THE LOCATIONS AT RELATIVELY
HIGHER THREAT REMAINS DIFFICULT.

NORTHERLY WINDS MAY APPROACH OR BRIEFLY EXCEED SUSTAINED SPEEDS
OF 30 MPH OVER PARTS OF THE OUTLOOK AREA LATE TONIGHT. THESE WINDS
WILL RESULT IN REDUCED VISIBILITY IN BLOWING SNOW...AND IN WIND
CHILL VALUES BETWEEN -5 AND -15 DEGREES.

WINTER STORM AND WIND CHILL WATCHES ARE IN EFFECT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

SNOW AND BLOWING SNOW WILL RESULT IN HAZARDOUS WEATHER IMPACTS
TUESDAY MORNING. STORM TOTAL ACCUMULATION WILL RANGE FROM 1 TO 5
INCHES ACROSS THE OUTLOOK AREA BEFORE SNOWFALL DECREASES IN
INTENSITY DURING THE LATE MORNING TO MIDDAY HOURS.

DANGEROUS WIND CHILLS WILL OCCUR TUESDAY MORNING...AND AGAIN TUESDAY
NIGHT AND WEDNESDAY MORNING.

ADDITIONAL LIGHT SNOW WILL REMAIN POSSIBLE THROUGH AT LEAST WEDNESDAY
NIGHT...BUT THE PROBABILITY OF ADDITIONAL WIDESPREAD HAZARDOUS
WEATHER IS LOW WEDNESDAY THROUGH SUNDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS AND EMERGENCY FIRST RESPONDER ORGANIZATIONS ARE ASKED TO
RELAY REPORTS OF INCLEMENT WEATHER AND ITS IMPACTS TO THE NATIONAL
WEATHER SERVICE IN LUBBOCK

Nearby

Winter Storm Warnings in Texas, 2011Every winter storm warning in 2011

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.