Alert archive / Nebraska / High Wind Watches in 2014

High Wind Watch 29, NWS Cheyenne, WY

December 22, 20146 counties in Nebraska; 6 counties in Wyoming

NWS Cheyenne, WY issued this high wind watch at Dec 22, 2014, 3:49 AM MST for 6 counties in Nebraska; 6 counties in Wyoming. It took effect at Dec 22, 2014, 8:00 PM MST. It was in force for .

The area

The counties it named.

The facts

Issued
Dec 22, 2014, 3:49 AM MST (10:49 UTC)
In effect from
Dec 22, 2014, 8:00 PM MST
Expired
Dec 22, 2014, 1:28 PM MST
In force
Issued by
NWS Cheyenne, WY

Counties Banner County, NE, Cheyenne County, NE, Kimball County, NE, Morrill County, NE, Scotts Bluff County, NE, Sioux County, NE, Albany County, WY, Converse County, WY, Goshen County, WY, Laramie County, WY, Niobrara County, WY, Platte County, WY

The radar

The Cheyenne radar (KCYS), 100 km from the middle of the area, began a volume at 10:54 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.

The nearest sounding before it

Denver, CO (KDEN), launched 00:00Z, 10.8 hours before the alert went out and 244 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, Denver, CO at 00:00Z on 2014-12-22Temperature 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 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 00:00Z on 2014-12-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 282 square meters per square second.1939587897117Sfc1 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
2057 m above ground
0-6 km bulk shear
72 kt
0-1 km storm-relative helicity
282 m²/s²
0-3 km storm-relative helicity
463 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.

152 
WWUS75 KCYS 221049
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
349 AM MST MON DEC 22 2014

...WINDY CONDITIONS LIKELY ACROSS SOUTHEAST WYOMING AND THE
WESTERN NEBRASKA PANHANDLE TODAY AND TONIGHT...

AN AREA OF LOW PRESSURE AND ASSOCIATED COLD FRONT WILL MOVE
SOUTHEAST INTO THE CENTRAL PLAINS TODAY. A STRENGTHENING PRESSURE
GRADIENT WILL ALLOW GUSTY NORTH TO NORTHWEST WINDS TO DEVELOP
ACROSS EAST CENTRAL WYOMING AND THE WESTERN NEBRASKA PANHANDLE
TODAY. A WIND ADVISORY REMAINS IN EFFECT FOR THE WESTERN NEBRASKA
PANHANDLE. THERE IS POTENTIAL FOR EVEN STRONGER WINDS LATE
TONIGHT THROUGH TUESDAY MORNING AS THE STORM SYSTEM STRENGTHENS. A
HIGH WIND WATCH HAS BEEN ISSUED FOR THAT TIME PERIOD FOR MOST
AREAS EAST OF INTERSTATE 25 IN SOUTHEAST WYOMING AND WESTERN
NEBRASKA...AS WELL AS THE INTERSTATE 80 SUMMIT AND ADJACENT SOUTH
LARAMIE RANGE FOOTHILLS.

NEZ019>021-054-055-095-096-222300-
/O.NEW.KCYS.HW.A.0029.141223T0300Z-141223T1900Z/
/O.CON.KCYS.WI.Y.0019.141222T1500Z-141223T0000Z/
SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-NORTH SIOUX-
SOUTH SIOUX-
INCLUDING THE CITIES OF...SCOTTSBLUFF...GERING...HARRISBURG...
BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...HARRISON...AGATE
349 AM MST MON DEC 22 2014

...WIND ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 5 PM
MST THIS AFTERNOON...

...HIGH WIND WATCH IN EFFECT FROM THIS EVENING THROUGH TUESDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A HIGH WIND
WATCH...WHICH IS IN EFFECT FROM THIS EVENING THROUGH TUESDAY
MORNING. 

* TIMING...A PERIOD OF GUSTY WINDS WILL OCCUR DURING THE MORNING
  AND AFTERNOON HOURS. A BRIEF LULL WILL IS EXPECTED DURING THE
  EVENING BEFORE HIGH WINDS DEVELOP AGAIN OVERNIGHT. 

* WINDS...NORTHWEST 30 TO 35 MPH WITH GUSTS TO 50 MPH UNTIL LATE
  AFTERNOON. BECOMING NORTHWEST 35 TO 45 MPH WITH GUSTS TO 60 MPH
  POSSIBLE AFTER 10 PM. 

* IMPACTS...MAINLY FOR HIGH PROFILE AND LIGHT WEIGHT VEHICLES 
  TRAVELING ON EAST TO WEST ORIENTED ROADS. SUDDEN WIND GUSTS 
  COULD FORCE THESE TYPE OF VEHICLES OFF ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$

NEZ002-003-222300-
/O.CON.KCYS.WI.Y.0019.141222T1500Z-141223T0000Z/
DAWES-BOX BUTTE-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE
349 AM MST MON DEC 22 2014

...WIND ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 5 PM
MST THIS AFTERNOON...

* TIMING...THROUGH LATE THIS AFTERNOON. 

* WINDS...NORTHWEST 30 TO 35 MPH WITH GUSTS TO 50 MPH. 

* IMPACTS...MAINLY FOR HIGH PROFILE AND LIGHT WEIGHT VEHICLES 
  TRAVELING ON EAST TO WEST ORIENTED ROADS. SUDDEN WIND GUSTS 
  COULD FORCE THESE TYPE OF VEHICLES OFF ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

WYZ101-102-106>108-116>119-222300-
/O.NEW.KCYS.HW.A.0029.141223T0300Z-141223T1900Z/
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY-
EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK...BORDEAUX...
GLENDO...WHEATLAND...CHUGWATER...GUERNSEY...TORRINGTON...
VEDAUWOO...BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN...
WHITAKER...CHEYENNE...BURNS...CARPENTER...ALBIN...PINE BLUFFS
349 AM MST MON DEC 22 2014

...HIGH WIND WATCH IN EFFECT FROM THIS EVENING THROUGH TUESDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A HIGH WIND
WATCH...WHICH IS IN EFFECT FROM THIS EVENING THROUGH TUESDAY
MORNING. 

* TIMING...WINDS ARE EXPECTED TO BECOME STRONG BY LATE THIS
  EVENING AND CONTINUE THROUGH TUESDAY MORNING. 

* WINDS...NORTHWEST 35 TO 45 MPH WITH GUSTS TO 60 MPH POSSIBLE. 

* IMPACTS...MAINLY FOR HIGH PROFILE AND LIGHT WEIGHT VEHICLES 
  TRAVELING ON EAST TO WEST ORIENTED ROADS. SUDDEN WIND GUSTS 
  COULD FORCE THESE TYPE OF VEHICLES OFF ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$

HAMMER
1 follow-up statement
499 
WWUS75 KCYS 222028
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
128 PM MST MON DEC 22 2014

...WINDY CONDITIONS LIKELY ACROSS SOUTHEAST WYOMING AND THE
WESTERN NEBRASKA PANHANDLE THIS AFTERNOON...INCREASING TONIGHT...

AN AREA OF LOW PRESSURE AND ASSOCIATED COLD FRONT WILL MOVE
SOUTHEAST INTO THE CENTRAL PLAINS TODAY. A STRENGTHENING PRESSURE
GRADIENT WILL ALLOW GUSTY NORTH TO NORTHWEST WINDS TO DEVELOP
ACROSS EAST CENTRAL WYOMING AND THE WESTERN NEBRASKA PANHANDLE
TODAY. A WIND ADVISORY REMAINS IN EFFECT FOR THE WESTERN NEBRASKA
PANHANDLE. STRONGER WINDS ARE EXPECTED TO DEVELOP TONIGHT AND
PERSIST THROUGH TUESDAY MORNING AS THE STORM SYSTEM STRENGTHENS.

NEZ095-096-230000-
/O.CAN.KCYS.HW.A.0029.141223T0300Z-141223T1900Z/
/O.CON.KCYS.WI.Y.0019.000000T0000Z-141223T0000Z/
NORTH SIOUX-SOUTH SIOUX-
INCLUDING THE CITIES OF...HARRISON...AGATE
128 PM MST MON DEC 22 2014

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...
...HIGH WIND WATCH IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE HIGH
WIND WATCH. 

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A HIGH WIND
WATCH...WHICH IS IN EFFECT FROM THIS EVENING THROUGH TUESDAY
MORNING.

* TIMING...A PERIOD OF GUSTY WINDS WILL OCCUR THIS AFTERNOON. A
  BRIEF LULL WILL IS EXPECTED DURING THE EVENING BEFORE HIGH WINDS
  DEVELOP AGAIN OVERNIGHT.

* WINDS...NORTHWEST 30 TO 35 MPH WITH GUSTS TO 50 MPH UNTIL LATE 
  AFTERNOON. BECOMING NORTHWEST 35 TO 45 MPH WITH GUSTS TO 60 
  MPH POSSIBLE AFTER 10 PM. 

* IMPACTS...MAINLY FOR HIGH PROFILE AND LIGHT WEIGHT VEHICLES 
  TRAVELING ON EAST TO WEST ORIENTED ROADS. SUDDEN WIND GUSTS 
  COULD FORCE THESE TYPE OF VEHICLES OFF ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

WYZ106-222130-
/O.CAN.KCYS.HW.A.0029.141223T0300Z-141223T1900Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
INCLUDING THE CITY OF...BORDEAUX
128 PM MST MON DEC 22 2014

...HIGH WIND WATCH IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE HIGH
WIND WATCH. 

WINDS ARE FORECAST TO BE QUITE GUSTY TONIGHT...GUSTING INTO THE
LOW TO MID 50 MPH RANGE AROUND BORDEAUX.

$$

NEZ019>021-054-055-231200-
/O.UPG.KCYS.HW.A.0029.141223T0300Z-141223T1900Z/
/O.NEW.KCYS.HW.W.0039.141223T0300Z-141223T1800Z/
/O.CON.KCYS.WI.Y.0019.000000T0000Z-141223T0000Z/
SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
INCLUDING THE CITIES OF...SCOTTSBLUFF...GERING...HARRISBURG...
BRIDGEPORT...BAYARD...KIMBALL...SIDNEY
128 PM MST MON DEC 22 2014

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...
...HIGH WIND WARNING IN EFFECT FROM 8 PM THIS EVENING TO 11 AM
MST TUESDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST
TUESDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* TIMING...A PERIOD OF GUSTY WINDS WILL OCCUR DURING THE AFTERNOON
  HOURS. A BRIEF LULL WILL IS EXPECTED DURING THE EVENING BEFORE
  HIGH WINDS DEVELOP AGAIN OVERNIGHT.

* WINDS...NORTHWEST 30 TO 35 MPH WITH GUSTS TO 50 MPH UNTIL LATE
  AFTERNOON. BECOMING NORTHWEST 35 TO 45 MPH WITH GUSTS TO 60 MPH
  POSSIBLE AFTER 8 PM.

* IMPACTS...MAINLY FOR HIGH PROFILE AND LIGHT WEIGHT VEHICLES 
  TRAVELING ON EAST TO WEST ORIENTED ROADS. SUDDEN WIND GUSTS 
  COULD FORCE THESE TYPE OF VEHICLES OFF ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

WYZ101-102-107-108-116>119-231200-
/O.UPG.KCYS.HW.A.0029.141223T0300Z-141223T1900Z/
/O.NEW.KCYS.HW.W.0039.141223T0300Z-141223T1800Z/
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY-
EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK...GLENDO...
WHEATLAND...CHUGWATER...GUERNSEY...TORRINGTON...VEDAUWOO...
BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN...WHITAKER...
CHEYENNE...BURNS...CARPENTER...ALBIN...PINE BLUFFS
128 PM MST MON DEC 22 2014

...HIGH WIND WARNING IN EFFECT FROM 8 PM THIS EVENING TO 11 AM
MST TUESDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST
TUESDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* TIMING...WINDS ARE EXPECTED TO BECOME STRONG BY LATE THIS 
  EVENING AND CONTINUE THROUGH TUESDAY MORNING. 

* WINDS...NORTHWEST 35 TO 45 MPH WITH GUSTS TO 60 MPH POSSIBLE.

* IMPACTS...MAINLY FOR HIGH PROFILE AND LIGHT WEIGHT VEHICLES 
  TRAVELING ON EAST TO WEST ORIENTED ROADS. SUDDEN WIND GUSTS 
  COULD FORCE THESE TYPE OF VEHICLES OFF ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

NEZ002-003-230000-
/O.CON.KCYS.WI.Y.0019.000000T0000Z-141223T0000Z/
DAWES-BOX BUTTE-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE
128 PM MST MON DEC 22 2014

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* TIMING...THROUGH LATE THIS AFTERNOON.

* WINDS...NORTHWEST 30 TO 35 MPH WITH GUSTS TO 50 MPH.

* IMPACTS...MAINLY FOR HIGH PROFILE AND LIGHT WEIGHT VEHICLES 
  TRAVELING ON EAST TO WEST ORIENTED ROADS. SUDDEN WIND GUSTS 
  COULD FORCE THESE TYPE OF VEHICLES OFF ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

What forecasters said that day

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

NWS Cheyenne, WY wrote its last area forecast discussion before this high wind watch went out at Dec 21, 10:37 PM MST, 5 hours 12 minutes earlier.

Area forecast discussion, Dec 21, 10:37 PM MST, 5 hours 12 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHEYENNE WY
1037 PM MST SUN DEC 21 2014

.SHORT TERM...(THIS EVENING THROUGH TUESDAY)
ISSUED AT 300 PM MST SUN DEC 21 2014

POWERFUL PACIFIC LOW PRESSURE SYSTEM CONTINUES TO MOVE INTO THE
AREA FROM THE WEST THIS AFTERNOON...BRINGING WIDESPREAD STRONG
WINDS AND NEAR BLIZZARD CONDITIONS ALONG PORTIONS OF INTERSTATE 80
OUT NEAR ARLINGTON. HAVE SEEN SOME REPORTS OF WIND GUSTS
APPROACHING 70MPH AND HAD AN 80MPH GUST REPORTED AT A UPR SITE UP
ON THE SOUTH LARAMIE RANGE. FORECAST CHALLENGES CONTINUE TO BE
MAINLY WINDS...BUT LATER THIS EVENING...WINTER WEATHER CONDITIONS
WILL TAKE SHAPE.

CURRENTLY...1015MB SURFACE LOW CURRENTLY OVER CENTRAL UTAH EARLY
THIS AFTERNOON. PERHAPS OUR STRONGEST GRADIENT IS YET TO COME AS
SURFACE ANALYSIS SHOWS THE STRONG PRESSURE GRADIENT STILL OVER
NORTHWESTERN COLORADO AND NORTHEASTERN UTAH. CRAIG TO CASPER
SURFACE GRADIENT RIGHT AROUND 12MBS AT 1 PM THIS AFTERNOON. LATEST
WRKHGT PRODUCTS HAS 850/700MB CRAIG TO CASPER HEIGHT GRADIENTS OF
75 AND 73MTRS RESPECTIVELY. MOSAIC RADAR SHOWING MOST OF THE SNOW
OVER NORTHWESTERN COLORADO AND UP OVER NORTHWESTERN WYOMING.

HEIGHT GRADIENTS REMAIN STRONG OVER SOUTHEAST WYOMING THROUGH THE
EVENING HOURS. WILL KEEP ALL WIND HEADLINES GOING AS THEY ARE FOR
NOW AS THE GFS SHOWS 700MB WINDS STILL AROUND 60-65KTS AT 06Z
TONIGHT. ECMWF SHOWS THE 500MB SHORTWAVE MOVING THROUGH CENTRAL
WYOMING INTO WESTERN NEBRASKA AFTER 06Z WITH WINDS SHIFTING
NORTHWEST BEHIND THE FRONT TONIGHT. AREAS WEST OF THE LARAMIE
RANGE STAY IN THE FAVORABLE LEFT FRONT QUADRANT OF A 170+ KT
JET...SO HEAVY SNOW LOOKS TO CONTINUE FOR THE SNOWY AND SIERRA
MADRE RANGES. LOWER ELEVATIONS WILL CONTINUE TO SEE STRONG
WINDS...THOUGH NOT AS STRONG AS TODAY...BUT ENOUGH TO KEEP WINTER
HEADLINES GOING OUT THERE THROUGH THE OVERNIGHT HOURS.

ATTENTION TURNS TO THE PANHANDLE FOR MONDAY. GFS 850MB WINDS
BEHIND THE FRONT OUT OVER THE PANHANDLE INCREASE SIGNIFICANTLY
OVERNIGHT. LOOKING AT 850MB WIND SPEEDS OF 40-45KTS FOR MUCH OF
THE PANHANDLE. WENT AHEAD WITH A WIND ADVISORY FOR NOW COVERING
MUCH OF THE DAY. LATER SHIFTS MAY NEED TO UPGRADE TO HIGH WIND
WARNINGS IF LATER GUIDANCE SHOWS ANYTHING STRONGER THAN WHAT I AM
SEEING NOW. HEAVY SNOW CONTINUES FOR THE SNOWY AND SIERRA MADRE
RANGES ALL DAY MONDAY.

FINALLY BEGIN TO SEE AN EASING ON THE SNOW OUT WEST MONDAY NIGHT
INTO TUESDAY AS THE UPPER LOW MOVES EAST. CURRENT WINTER STORM
WARNING FOR THE MOUNTAINS LOOKS GOOD THROUGH 12Z TUESDAY...NO
CHANGES MADE IN HEADLINES.

.LONG TERM...(TUESDAY NIGHT THROUGH SUNDAY)
ISSUED AT 300 PM MST SUN DEC 21 2014

MAIN FOCUS IN THE LONG TERM WILL BE TUESDAY EVENING THROUGH
FRIDAY DUE TO HOLIDAY TRAVEL...AND THE POTENTIAL FOR WINTER
WEATHER ON CHRISTMAS DAY. MODELS ARE MAINTAINING RUN TO RUN
CONSISTENCY FOR THE POTENTIAL WINTER WEATHER ON CHRISTMAS...BUT
WITH SUCH A LARGE DISCREPANCY BETWEEN INDIVIDUAL MODEL RUNS...THE
PICTURE IS NOT LOOKING ANY CLEARER TODAY IN TERMS OF THE WEATHER.

EARLIER IN THE WEEK...THE BEGINNING OF THE PEAK HOLIDAY TRAVEL
PERIOD APPEARS TO BE QUIET AND LOW IMPACT...WITH ALL MODELS
SHOWING A RIDGE OF HIGH PRESSURE QUICKLY MOVING ACROSS THE
NORTHERN ROCKY MOUNTAINS AND INTO THE HIGH PLAINS BY WEDNESDAY.
TEMPERATURES WILL REBOUND SLIGHTLY ON WEDNESDAY AS DOWNSLOPE FLOW
DEVELOPS...WITH HIGHS IN THE MID 30S TO MID 40S...WARMEST ALONG
THE I25 CORRIDOR DUE TO DOWNSLOPE FLOW NEAR THE SURFACE. THIS
SLIGHT WARMING TREND WILL BE SHORT LIVED HOWEVER.

BY EARLY CHRISTMAS MORNING...MODELS INDICATE A RAPIDLY MOVING
PACIFIC UPPER LEVEL TROUGH PUSHING INTO THE AREA FROM THE
NORTHWEST UNITED STATES. A STRONG PACIFIC COLD FRONT IS FORECAST
TO PUSH THROUGH SOUTHEAST WYOMING SOMETIME CHRISTMAS MORNING WITH
SNOW DEVELOPING BEHIND THE FRONT. THERE IS THE POTENTIAL FOR A
HIGH WIND EVENT ACROSS THE WIND PRONE AREAS OF SOUTHEAST WYOMING
AHEAD OF THIS FRONT...SO CONTINUED TO INCREASE WINDS OVER THE
ARLINGTON AND BORDEAUX AREAS. WIND IMPACTS SHOULD BE MINIMAL
HOWEVER FOR HOLIDAY TRAVELERS...DUE TO A RELATIVELY BRIEF PERIOD
OF STRONG WINDS...AND THE WINDS MAINLY AFFECTING HIGH PROFILE
VEHICLES.

FORECAST BECOMES TRICKY ON CHRISTMAS DAY IN TERMS OF SNOW
POTENTIAL AS THERE IS ONLY SLIGHTLY MORE CONFIDENCE COMPARED TO
YESTERDAY THAT A DECENT PORTION OF THE AREA WILL RECEIVE
ACCUMULATING SNOW. ALL MODELS NOW SHOW THE SYSTEM MOVING RAPIDLY
ACROSS THE AREA INTO THURSDAY NIGHT...WHICH IS IMPORTANT BECAUSE
IT GREATLY LOWERS THE CHANCE OF WINTER STORM CONDITIONS. THE 12Z
ECMWF IS SLIGHTLY FASTER AND SHOWING WIDESPREAD LIGHT TO MODERATE
SNOWFALL NEARLY EVERYWHERE ACROSS SOUTHEAST WYOMING AND WESTERN
NEBRASKA. THE 12Z GFS HAS BEEN CONSISTENTLY FURTHER NORTH WITH THE
TROUGH AXIS AND PORT MAX...AND THUS MUCH LESS SNOW DUE TO
DOWNSLOPE WINDS. THE PRIMARY DIFFERENCE BETWEEN THESE TWO
SOLUTIONS...OTHER THAN THE QPF...IS THE STORM TRACK AND JET STREAM
LOCATION. THE ECMWF HAS THE JET DIGGING FURTHER SOUTH WITH A
SURFACE LOW DEVELOPING NEAR THE WYOMING/COLORADO BORDER AND MOVING
SOUTHEAST. THE GFS ON THE OTHER HAND SHOWS THE JET STREAM OVER THE
STATE OF WYOMING WITH A SURFACE LOW MUCH FURTHER NORTH ACROSS
MONTANA AND THE DAKOTAS. THE NET RESULT IS BROAD DRY DOWNSLOPE
FLOW AND LLVL SUBSIDENCE COMPARED TO THE ECMWF WHICH SHOWS PLENTY
OF NORTHEAST UPSLOPE FLOW. THE GEM IS SOMEWHERE IN BETWEEN THESE
TWO EXTREMES BUT A LITTLE CLOSER TO THE GFS. ECMWF QPF VALUES
RANGE FROM ONE QUARTER OF AN INCH TO ABOUT A THIRD OF AN INCH.
WHICH MEANS THERE IS POTENTIAL FOR LIGHT TO MODERATE SNOW AMOUNTS.
INCREASED POP SLIGHTLY ACROSS THE I80 CORRIDOR TO AROUND 30 TO 40
PERCENT FOR NOW...WITH VALUES NEAR 80 PERCENT FOR THE MOUNTAINS
WHICH HAVE THE BEST CHANCE OF SEEING 6+ INCHES OF SNOW.
HOPEFULLY...MODELS TREND TOWARD A SIMILAR SOLUTION OVER THE NEXT
24 HOURS...BUT HAVE A FEELING THAT MAY NOT HAPPEN UNTIL TUESDAY
WHEN THE SYSTEM BEGINS TO MOVE ONSHORE. THERE IS HIGH CONFIDENCE
THAT MUCH COLDER TEMPERATURES WILL ENTER THE REGION FOR THE
REMAINDER OF THE WEEK AND INTO NEXT WEEKEND WITH HIGHS IN THE 20S
TO MID 30S...AND LOWS IN THE SINGLE DIGITS (ABOVE AND BELOW ZERO)
AND TEENS.

&&

.AVIATION...(FOR THE 06Z TAFS THROUGH 06Z MONDAY NIGHT)
ISSUED AT 1036 PM MST SUN DEC 21 2014

VFR PREVAILS WITH LOCALIZED MVFR AT LARAMIE THROUGH 09Z...AND
LOCALIZED IFR AT RAWLINS MONDAY EVENING.

&&

.FIRE WEATHER...
ISSUED AT 110 PM MST SUN DEC 21 2014

NO FIRE WEATHER CONCERNS THROUGH THE MIDDLE OF THE WEEK. VERY WINDY
CONDITIONS ARE EXPECTED THROUGH THIS EVENING ALONG AND WEST OF
THE LARAMIE RANGE WITH GUSTS BETWEEN 60 AND 70 MPH LIKELY.
INCREASING MOISTURE WILL KEEP THE RISK FOR RAPID FIRE GROWTH LOW.
SIGNIFICANT MOUNTAIN SNOWS WILL PERSIST OVER THE NEXT 24 TO 48
HOURS WITH TOTAL ACCUMULATIONS IN EXCESS OF 2 FEET POSSIBLE IN THE
SNOWY AND SIERRA MADRES BEFORE ALL IS SAID AND DONE.

&&

.CYS WATCHES/WARNINGS/ADVISORIES...
WY...WINTER STORM WARNING UNTIL 5 AM MST TUESDAY FOR WYZ112-114.

     WINTER WEATHER ADVISORY UNTIL 8 AM MST MONDAY FOR WYZ113-115.

     WINTER STORM WARNING UNTIL 11 AM MST MONDAY FOR WYZ110-111.

NE...WIND ADVISORY FROM 8 AM TO 5 PM MST MONDAY FOR NEZ002-003-
     019>021-054-055-095-096.

&&

SHORT TERM...GCC
LONG TERM...TJT
AVIATION...RUBIN
FIRE WEATHER...GCC
Hazardous weather outlook, Dec 21, 9:20 PM MST, 6 hours 29 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHEYENNE WY
920 PM MST SUN DEC 21 2014

WYZ103>106-109>117-221200-
NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
CENTRAL CARBON COUNTY-NORTH SNOWY RANGE FOOTHILLS-
SOUTHWEST CARBON COUNTY-SIERRA MADRE RANGE-
UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE-LARAMIE VALLEY-
SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
920 PM MST SUN DEC 21 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL
WYOMING...SOUTH CENTRAL WYOMING AND SOUTHEAST WYOMING.

.DAY ONE...TONIGHT

SCATTERED SNOW SHOWERS WILL OCCUR THROUGH MIDNIGHT...THEN DECREASE
IN AREAL COVERAGE. WINTER STORM WARNING ARE IN EFFECT FOR THE SNOWY
RANGE...SIERRA MADRES AND SOUTHWEST CARBON COUNTY...WITH WINTER
WEATHER ADVISORIES FOR SARATOGA AND THE LARAMIE VALLEY. PERIODS OF
SNOW...HEAVY AT TIMES WILL CONTINUE OVERNIGHT.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

A STORM SYSTEM WILL IMPACT THE AREA FROM CHRISTMAS DAY THROUGH
FRIDAY. WIDESPREAD ACCUMULATING SNOWFALL WILL BE POSSIBLE...BUT
AMOUNTS ARE STILL UNCERTAIN AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS AND THE GENERAL PUBLIC ARE ENCOURAGED TO REPORT SNOWFALL
AMOUNTS...HIGH WINDS...OR DANGEROUS ROAD CONDITIONS TO THE
NATIONAL WEATHER SERVICE OFFICE IN CHEYENNE BY PHONE OR SOCIAL
MEDIA PLATFORMS.

NEZ002-003-019>021-055-095-096-WYZ101-102-107-108-221200-
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-CHEYENNE-NORTH SIOUX-
SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-
920 PM MST SUN DEC 21 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN
NEBRASKA AND EAST CENTRAL WYOMING.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

ACCUMULATING SNOWFALL WILL BE POSSIBLE OVER EAST CENTRAL WYOMING
AND THE NORTHERN NEBRASKA PANHANDLE ON TUESDAY...AS WELL AS STRONG
NORTHERLY WINDS. TRAVEL COULD BECOME HAZARDOUS.

A STORM SYSTEM WILL IMPACT THE AREA FROM CHRISTMAS DAY THROUGH
FRIDAY. WIDESPREAD ACCUMULATING SNOWFALL WILL BE POSSIBLE...BUT
AMOUNTS ARE STILL UNCERTAIN AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

NEZ054-WYZ118-119-221200-
KIMBALL-CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
920 PM MST SUN DEC 21 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN
NEBRASKA AND SOUTHEAST WYOMING.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

In the hours before

Local storm report, Dec 21, 9:56 PM MST, 5 hours 53 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
956 PM MST SUN DEC 21 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0926 PM     NON-TSTM WND GST 13 S GLENDO             42.32N 105.03W
12/21/2014  M77 MPH          PLATTE             WY   DEPT OF HIGHWAYS

            THIS IS WYDOT SITE OF COLEMAN.

&&

DDEAL
Local storm report, Dec 21, 9:56 PM MST, 5 hours 53 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE CHEYENNE WY
956 PM MST SUN DEC 21 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0926 PM     NON-TSTM WND GST 13 S GLENDO             42.32N 105.03W
12/21/2014  M57 MPH          PLATTE             WY   DEPT OF HIGHWAYS

            THIS IS WYDOT SITE OF COLEMAN.

&&

DDEAL
Local storm report, Dec 21, 11:05 PM MST, 4 hours 44 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE CHEYENNE WY
1105 PM MST SUN DEC 21 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0140 AM     HIGH SUST WINDS  7 NW ELK MOUNTAIN       41.76N 106.51W
12/21/2014  E43.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            WYDOT SITE AT HALLECK RIDGE. SUSTAINED WINDS OF 40-45 MPH
            THE PAST HOUR.

0245 AM     NON-TSTM WND GST 2 W BUFORD              41.11N 105.34W
12/21/2014  M64.00 MPH       ALBANY             WY   MESONET

            UPR SITE.

0301 AM     HIGH SUST WINDS  ARLINGTON               41.59N 106.21W
12/21/2014  M48.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 45-50 MPH DURING PAST HOUR.

0305 AM     NON-TSTM WND GST 7 NW ELK MOUNTAIN       41.76N 106.51W
12/21/2014  M58.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            HALLECK RIDGE. SUSTAINED AT 48 MPH.

0321 AM     NON-TSTM WND GST 2 W BUFORD              41.11N 105.34W
12/21/2014  M58.00 MPH       ALBANY             WY   DEPT OF HIGHWAYS

            LONE TREE WYDOT SITE.

0338 AM     NON-TSTM WND GST 18 NW CHEYENNE          41.33N 105.04W
12/21/2014  M65.00 MPH       LARAMIE            WY   PUBLIC

0406 AM     NON-TSTM WND GST 2 W BUFORD              41.11N 105.34W
12/21/2014  M61.00 MPH       ALBANY             WY   MESONET

            BUFORD UPR SITE.

0415 AM     NON-TSTM WND GST 2 W BUFORD              41.11N 105.34W
12/21/2014  M65.00 MPH       ALBANY             WY   MESONET

            BUFORD UPR SITE.

0456 AM     NON-TSTM WND GST 1 ESE BUFORD            41.10N 105.28W
12/21/2014  M59.00 MPH       ALBANY             WY   DEPT OF HIGHWAYS

            BUFORD EAST WYDOT SITE.

0550 AM     NON-TSTM WND GST 7 ESE ARLINGTON         41.55N 106.08W
12/21/2014  M64.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

0556 AM     NON-TSTM WND GST BUFORD                  41.11N 105.30W
12/21/2014  M60.00 MPH       ALBANY             WY   DEPT OF HIGHWAYS

0601 AM     NON-TSTM WND GST 15 NNE CENTENNIAL       41.50N 106.00W
12/21/2014  M56.00 MPH       ALBANY             WY   DEPT OF HIGHWAYS

0607 AM     NON-TSTM WND GST VEDAUWOO                41.15N 105.40W
12/21/2014  M50.00 MPH       ALBANY             WY   DEPT OF HIGHWAYS

0626 AM     NON-TSTM WND GST 13 S GLENDO             42.32N 105.03W
12/21/2014  M56.00 MPH       PLATTE             WY   DEPT OF HIGHWAYS

0631 AM     NON-TSTM WND GST 13 S GLENDO             42.32N 105.03W
12/21/2014  M56.00 MPH       PLATTE             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 38

0635 AM     NON-TSTM WND GST BORDEAUX                41.95N 104.95W
12/21/2014  M57.00 MPH       PLATTE             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 46 MPH.

0643 AM     NON-TSTM WND GST RAWLINS                 41.78N 107.23W
12/21/2014  M52.00 MPH       CARBON             WY   ASOS

0655 AM     NON-TSTM WND GST BORDEAUX                41.95N 104.95W
12/21/2014  M64.00 MPH       PLATTE             WY   DEPT OF HIGHWAYS

0705 AM     NON-TSTM WND GST 7 NW ELK MOUNTAIN       41.76N 106.51W
12/21/2014  M59.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

0711 AM     NON-TSTM WND GST 2 SSE GLENROCK          42.83N 105.84W
12/21/2014  M51.00 MPH       CONVERSE           WY   DEPT OF HIGHWAYS

0740 AM     NON-TSTM WND GST 5 NW ARLINGTON          41.64N 106.28W
12/21/2014  M54.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 41 MPH.

0740 AM     NON-TSTM WND GST 5 NW ARLINGTON          41.64N 106.28W
12/21/2014  M54.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 41 MPH

0755 AM     NON-TSTM WND GST BORDEAUX                41.95N 104.95W
12/21/2014  M57.00 MPH       PLATTE             WY   DEPT OF HIGHWAYS

0755 AM     NON-TSTM WND GST 3 NW ARLINGTON          41.62N 106.25W
12/21/2014  M56.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 39 MPH.

0755 AM     NON-TSTM WND GST 7 NW ELK MOUNTAIN       41.76N 106.51W
12/21/2014  M61.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 49 MPH.

0755 AM     NON-TSTM WND GST 9 WNW ELK MOUNTAIN      41.74N 106.57W
12/21/2014  M52.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            SUSTAINED 41 MPH.

0755 AM     NON-TSTM WND GST 7 NW ELK MOUNTAIN       41.76N 106.51W
12/21/2014  M61.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 49 MPH.

0831 AM     NON-TSTM WND GST 3 NW ARLINGTON          41.62N 106.25W
12/21/2014  M54.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 41 MPH.

0831 AM     NON-TSTM WND GST 9 WNW ELK MOUNTAIN      41.74N 106.57W
12/21/2014  M52.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 41 MPH.

0845 AM     NON-TSTM WND GST BORDEAUX                41.95N 104.95W
12/21/2014  M58.00 MPH       PLATTE             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 43 MPH.

0845 AM     NON-TSTM WND GST 3 NW ARLINGTON          41.62N 106.25W
12/21/2014  M52.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 42 MPH.

0915 AM     NON-TSTM WND GST 7 NW ELK MOUNTAIN       41.76N 106.51W
12/21/2014  M53.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 43 MPH.

0915 AM     NON-TSTM WND GST 10 E CHEYENNE           41.15N 104.60W
12/21/2014  M54.00 MPH       LARAMIE            WY   DEPT OF HIGHWAYS

            SUSTAINED AT 41 MPH.

0915 AM     NON-TSTM WND GST 14 NE CENTENNIAL        41.44N 105.92W
12/21/2014  M54.00 MPH       ALBANY             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 45 MPH.

0915 AM     NON-TSTM WND GST 3 NW ARLINGTON          41.62N 106.25W
12/21/2014  M54.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 41 MPH.

1000 AM     NON-TSTM WND GST BORDEAUX                41.95N 104.95W
12/21/2014  M57.00 MPH       PLATTE             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 34 MPH.

1030 AM     NON-TSTM WND GST 12 E CHEYENNE           41.15N 104.56W
12/21/2014  M60.00 MPH       LARAMIE            WY   DEPT OF HIGHWAYS

            SUSTAINED AT 44 MPH.

1035 AM     SNOW             ELK MOUNTAIN            41.69N 106.41W
12/21/2014  E0.0 INCH        CARBON             WY   AWOS

            AWOS REPORTING VISIBILITIES OF 1/4 TO 1/2 MILE WITH WIND
            SPEEDS 30 TO 35 MPH AND GUSTS TO 43 TO 50MPH IN LIGHT TO
            MODERATE SNOW FOR PAST HOUR. NEAR BLIZZARD CONDITIONS.

1051 AM     NON-TSTM WND GST 10 SE HORSE CREEK       41.31N 105.04W
12/21/2014  M75.00 MPH       LARAMIE            WY   TRAINED SPOTTER

1100 AM     NON-TSTM WND GST 12 E CHEYENNE           41.15N 104.56W
12/21/2014  M59.00 MPH       LARAMIE            WY   DEPT OF HIGHWAYS

            SUSTAINED AT 45 MPH.

1123 AM     NON-TSTM WND GST DOUGLAS                 42.76N 105.39W
12/21/2014  M52.00 MPH       CONVERSE           WY   ASOS

1150 AM     NON-TSTM WND GST 10 SW CHEYENNE          41.04N 104.93W
12/21/2014  M57.00 MPH       LARAMIE            WY   DEPT OF HIGHWAYS

            SUSTAINED AT 45 MPH.

1150 AM     NON-TSTM WND GST 10 SW CHEYENNE          41.04N 104.93W
12/21/2014  M57.00 MPH       LARAMIE            WY   DEPT OF HIGHWAYS

            SUSTAINED AT 45 MPH

1150 AM     NON-TSTM WND GST 12 E CHEYENNE           41.15N 104.56W
12/21/2014  M54.00 MPH       LARAMIE            WY   DEPT OF HIGHWAYS

            SUSTAINED AT 41 MPH.

1151 AM     NON-TSTM WND GST ARLINGTON               41.59N 106.21W
12/21/2014  M58.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 39 MPH.

1155 AM     NON-TSTM WND GST 12 W CHEYENNE           41.15N 105.02W
12/21/2014  M56.00 MPH       LARAMIE            WY   DEPT OF HIGHWAYS

1155 AM     NON-TSTM WND GST 7 NW ELK MOUNTAIN       41.76N 106.51W
12/21/2014  M51.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 44 MPH.

1156 AM     NON-TSTM WND GST WARREN AF BASE          41.15N 104.86W
12/21/2014  M65.00 MPH       LARAMIE            WY   AWOS

            SUSTAINED AT 51 MPH.

1205 PM     NON-TSTM WND GST 7 NW ELK MOUNTAIN       41.76N 106.51W
12/21/2014  M51.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            SUSTAINED AT 44 MPH.

1205 PM     NON-TSTM WND GST 16 E HORSE CREEK        41.41N 104.87W
12/21/2014  M50.00 MPH       LARAMIE            WY   DEPT OF HIGHWAYS

            SUSTAINED AT 42 MPH.

1207 PM     NON-TSTM WND GST CHEYENNE                41.15N 104.79W
12/21/2014  M51.00 MPH       LARAMIE            WY   ASOS

1220 PM     NON-TSTM WND GST 12 E CHEYENNE           41.15N 104.56W
12/21/2014  M51.00 MPH       LARAMIE            WY   DEPT OF HIGHWAYS

            SUSTAINED AT 41 MPH.

1230 PM     NON-TSTM WND GST 14 WSW CHEYENNE         41.07N 105.04W
12/21/2014  E66.00 MPH       LARAMIE            WY   MESONET

1230 PM     NON-TSTM WND GST 16 E HORSE CREEK        41.41N 104.87W
12/21/2014  M63.00 MPH       LARAMIE            WY   DEPT OF HIGHWAYS

1230 PM     HIGH SUST WINDS  7 NW ELK MOUNTAIN       41.76N 106.51W
12/21/2014  E42.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

1256 PM     SNOW             ARLINGTON               41.59N 106.21W
12/21/2014  E0.0 INCH        CARBON             WY   DEPT OF HIGHWAYS

            NEAR BLIZZARD CONDITIONS WITH WYDOT VISIBILITY SENSOR
            REPORTING 1/4 MILE. WINDS 34MPH SUSTAINED GUSTING TO 48
            MPH.

0106 PM     HIGH SUST WINDS  ARLINGTON               41.59N 106.21W
12/21/2014  M41.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            GUSTS TO 52 MPH.

0120 PM     HIGH SUST WINDS  8 S CHUGWATER           41.64N 104.82W
12/21/2014  M42.00 MPH       LARAMIE            WY   DEPT OF HIGHWAYS

            BEAR CREEK WYDOT SITE.

0120 PM     NON-TSTM WND GST 10 SW CHEYENNE          41.04N 104.93W
12/21/2014  M58.00 MPH       LARAMIE            WY   DEPT OF HIGHWAYS

            SUSTAINED WIND 49 MPH.

0130 PM     HIGH SUST WINDS  7 NW ELK MOUNTAIN       41.76N 106.51W
12/21/2014  M41.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

0230 PM     NON-TSTM WND GST 8 S CHUGWATER           41.64N 104.82W
12/21/2014  M58.00 MPH       LARAMIE            WY   DEPT OF HIGHWAYS

            THIS IS A WYDOT SITE OF BEAR CREEK. WIND SPEEDS 41 MPH.

0230 PM     NON-TSTM WND GST 16 E HORSE CREEK        41.41N 104.87W
12/21/2014  M56.00 MPH       LARAMIE            WY   DEPT OF HIGHWAYS

            SUSTAINED WIND 41 MPH.

0255 PM     SNOW             3 ESE ELK MOUNTAIN      41.67N 106.36W
12/21/2014  E0.0 INCH        CARBON             WY   DEPT OF HIGHWAYS

            NEAR BLIZZARD CONDITIONS. WYDOT VISIBILITY SENSOR
            REPORTING UNDER 1/2 MILE VISIBILITY FOR PAST HOUR.
            REPORTED WINDS 30MPH SUSTAINED WITH GUSTS OF 40 TO 48
            MPH.

0310 PM     NON-TSTM WND GST 16 E HORSE CREEK        41.41N 104.87W
12/21/2014  M56.00 MPH       LARAMIE            WY   DEPT OF HIGHWAYS

            THIS IS A WYDOT SITE OF WHITAKER. SUSTAINED WIND 41 MPH.

0320 PM     HIGH SUST WINDS  8 S CHUGWATER           41.64N 104.82W
12/21/2014  M41.00 MPH       LARAMIE            WY   DEPT OF HIGHWAYS

            THIS IS A WYDOT SITE OF BEAR CREEK.

0325 PM     HIGH SUST WINDS  16 E HORSE CREEK        41.41N 104.87W
12/21/2014  M43.00 MPH       LARAMIE            WY   DEPT OF HIGHWAYS

            THIS IS A WYDOT SITE OF WHITAKER.

0411 PM     NON-TSTM WND GST 15 NNE CENTENNIAL       41.50N 106.00W
12/21/2014  M57.00 MPH       ALBANY             WY   DEPT OF HIGHWAYS

            THIS IS WYDOT SITE OF STROUSS HILL.

0520 PM     NON-TSTM WND GST 3 NW ARLINGTON          41.62N 106.25W
12/21/2014  M41.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

0701 PM     NON-TSTM WND GST 13 S GLENDO             42.32N 105.03W
12/21/2014  M79.00 MPH       PLATTE             WY   DEPT OF HIGHWAYS

            THIS IS WYDOT SITE OF COLEMAN.

0731 PM     NON-TSTM WND GST 13 S GLENDO             42.32N 105.03W
12/21/2014  M57.00 MPH       PLATTE             WY   DEPT OF HIGHWAYS

            THIS IS WYDOT SITE OF COLEMAN. SUSTAINED WIND 41 MPH.

0740 PM     HIGH SUST WINDS  7 NW ELK MOUNTAIN       41.76N 106.51W
12/21/2014  M41.00 MPH       CARBON             WY   DEPT OF HIGHWAYS

            THIS IS WYDOT SITE OF HALLECK RIDGE.

0811 PM     HIGH SUST WINDS  13 WNW LARAMIE          41.38N 105.81W
12/21/2014  M41.00 MPH       ALBANY             WY   DEPT OF HIGHWAYS

            THIS IS WYDOT SITE OF HERRICK LANE.

0837 PM     HIGH SUST WINDS  13 SE LARAMIE           41.18N 105.41W
12/21/2014  E41.00 MPH       ALBANY             WY   DEPT OF HIGHWAYS

            THIS IS VEDAWOO WYDOT SITE.

0851 PM     NON-TSTM WND GST 13 S GLENDO             42.32N 105.03W
12/21/2014  E56.00 MPH       PLATTE             WY   DEPT OF HIGHWAYS

            THIS IS WYDOT SITE OF COLEMAN. SUSTAINED WIND 41 MPH.

0901 PM     HIGH SUST WINDS  13 S GLENDO             42.32N 105.03W
12/21/2014  M44.00 MPH       PLATTE             WY   DEPT OF HIGHWAYS

            THIS IS WYDOT SITE OF COLEMAN.

0926 PM     NON-TSTM WND GST 13 S GLENDO             42.32N 105.03W
12/21/2014  M57.00 MPH       PLATTE             WY   DEPT OF HIGHWAYS

            THIS IS WYDOT SITE OF COLEMAN.

&&

MJAMSKI
Local storm report, Dec 22, 2:49 AM MST, 1 hour before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
249 AM MST MON DEC 22 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1200 AM     SNOW             35 S RAWLINS            41.28N 107.23W
12/22/2014  E4.0 INCH        CARBON             WY   OTHER FEDERAL

            SAGE CREEK BASIN SNOTEL IN THE SIERRA MADRE RANGE.
            ELEVATION 7850 FEET. SNOW WATER EQUIVALENT IS 0.4 INCHES
            AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1.
            ACCUMULATION WAS OVER PAST 24 HOURS.

1200 AM     SNOW             19 WSW ENCAMPMENT       41.10N 107.13W
12/22/2014  E8.4 INCH        CARBON             WY   OTHER FEDERAL

            DIVIDE PEAK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION
            8880 FEET. SNOW WATER EQUIVALENT IS 0,7 INCHES AND THE
            SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS
            OVER PAST 24 HOURS.

1200 AM     SNOW             14 E DIXON              41.03N 107.27W
12/22/2014  E4.0 INCH        CARBON             WY   OTHER FEDERAL

            BATTLE MOUNTAIN SNOTEL IN THE SIERRA MADRE RANGE.
            ELEVATION 7440 FEET. SNOW WATER EQUIVALENT IS 0.4 INCHES
            AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1.
            ACCUMULATION WAS OVER PAST 24 HOURS.

1200 AM     SNOW             17 SW ENCAMPMENT        41.03N 107.03W
12/22/2014  E7.0 INCH        CARBON             WY   OTHER FEDERAL

            SANDSTONE RANGER STATION SNOTEL IN THE SIERRA MADRE
            RANGE. ELEVATION 8150 FEET. SNOW WATER EQUIVALENT IS 0.7
            INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1.
            ACCUMULATION WAS OVER PAST 24 HOURS.

1200 AM     HEAVY SNOW       10 WSW ENCAMPMENT       41.15N 106.97W
12/22/2014  E18.0 INCH       CARBON             WY   OTHER FEDERAL

            OLD BATTLE SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION
            10000 FEET. SNOW WATER EQUIVALENT IS 1.5 INCHES AND THE
            SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS
            OVER PAST 24 HOURS.

1200 AM     HEAVY SNOW       5 SW ENCAMPMENT         41.16N 106.86W
12/22/2014  E12.0 INCH       CARBON             WY   OTHER FEDERAL

            WEBBER SPRINGS SNOTEL IN THE SIERRA MADRE RANGE.
            ELEVATION 9250 FEET. SNOW WATER EQUIVALENT IS 1.0 INCHES
            AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1.
            ACCUMULATION WAS OVER PAST 24 HOURS.

1200 AM     HEAVY SNOW       10 SW ENCAMPMENT        41.11N 106.93W
12/22/2014  E18.0 INCH       CARBON             WY   OTHER FEDERAL

            LITTLE SNAKE RIVER SNOTEL IN THE SIERRA MADRE RANGE.
            ELEVATION 8915 FEET. SNOW WATER EQUIVALENT IS 1.5 INCHES
            AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1.
            ACCUMULATION WAS OVER PAST 24 HOURS.

1200 AM     HEAVY SNOW       2 WSW HOG PARK RESERVOI 41.02N 106.91W
12/22/2014  E20.4 INCH       CARBON             WY   OTHER FEDERAL

            WHISKEY PARK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION
            8950 FEET. SNOW WATER EQUIVALENT IS 1.7 INCHES AND THE
            SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS
            OVER PAST 24 HOURS.

1200 AM     HEAVY SNOW       11 SSE ENCAMPMENT       41.06N 106.71W
12/22/2014  E14.4 INCH       CARBON             WY   OTHER FEDERAL

            BLACKHALL MOUNTAIN SNOTEL IN THE SIERRA MADRE RANGE.
            ELEVATION 9820 FEET. SNOW WATER EQUIVALENT IS 1.2 INCHES
            AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1.
            ACCUMULATION WAS OVER PAST 24 HOURS.

1200 AM     SNOW             17 ENE RIVERSIDE        41.31N 106.48W
12/22/2014  E3.0 INCH        CARBON             WY   OTHER FEDERAL

            SOUTH BRUSH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION
            8440 FEET. SNOW WATER EQUIVALENT IS 0.3 INCHES AND THE
            SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS
            OVER PAST 24 HOURS.

1200 AM     HEAVY SNOW       12 WNW CENTENNIAL       41.37N 106.32W
12/22/2014  E22.5 INCH       ALBANY             WY   OTHER FEDERAL

            NORTH FRENCH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION
            10130 FEET. SNOW WATER EQUIVALENT IS 1.5 INCHES AND THE
            SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS
            OVER PAST 24 HOURS.

1200 AM     HEAVY SNOW       30 WNW LARAMIE          41.48N 106.12W
12/22/2014  E13.5 INCH       CARBON             WY   OTHER FEDERAL

            SAND LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10050
            FEET. SNOW WATER EQUIVALENT IS 0.9 INCHES AND THE SNOW TO
            LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST
            24 HOURS.

1200 AM     HEAVY SNOW       7 NW CENTENNIAL         41.37N 106.21W
12/22/2014  E19.5 INCH       ALBANY             WY   OTHER FEDERAL

            BROOKLYN LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10240
            FEET. SNOW WATER EQUIVALENT IS 1.3 INCHES AND THE SNOW TO
            LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST
            24 HOURS.

1200 AM     HEAVY SNOW       7 SW CENTENNIAL         41.23N 106.21W
12/22/2014  E13.2 INCH       ALBANY             WY   OTHER FEDERAL

            CINNABAR PARK SNOTEL IN THE SNOWY RANGE. ELEVATION 9574
            FEET. SNOW WATER EQUIVALENT IS 1.1 INCHES AND THE SNOW TO
            LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST
            24 HOURS.

1200 AM     HEAVY SNOW       21 SSE ELK MOUNTAIN     41.41N 106.26W
12/22/2014  E31.5 INCH       CARBON             WY   OTHER FEDERAL

            MEDICINE BOW SNOTEL IN THE SNOWY RANGE. ELEVATION 10500
            FEET. SNOW WATER EQUIVALENT IS 2.1 INCHES AND THE SNOW TO
            LIQUID RATIO USED WAS 15 TO 1.  ACCUMULATION WAS OVER
            PAST 24 HOURS.

&&

MJAMSKI

The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 22, 1:28 PM MSTHigh Wind WarningCYSBanner, Cheyenne, Kimball, Morrill, Scotts Bluff22 hr
Dec 22, 3:58 PM MSTSpecial Weather StatementCYSLaramie47 min
Dec 22, 4:34 PM MSTSpecial Weather StatementCYSLaramie41 min

Nearby

High Wind Watches in Nebraska, 2014High Wind Watches in Wyoming, 2014Every high wind watch in 2014

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.