Alert archive / Wyoming / Winter Storm Warnings in 2016

Winter Storm Warning 18, NWS Cheyenne, WY

December 24, 20166 counties in Wyoming; 4 counties in Nebraska

NWS Cheyenne, WY issued this winter storm warning at Dec 24, 2016, 3:51 AM MST for 6 counties in Wyoming; 4 counties in Nebraska. It took effect at Dec 25, 2016, 5:00 AM MST. It was in force for 32 hr. 17 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Dec 24, 2016, 3:51 AM MST (10:51 UTC)
In effect from
Dec 25, 2016, 5:00 AM MST
Expired
Dec 26, 2016, 1:00 PM MST
In force
32 hr
Issued by
NWS Cheyenne, WY

Counties Box Butte County, NE, Dawes County, NE, Scotts Bluff County, NE, Sioux County, NE, Albany County, WY, Carbon County, WY, Converse County, WY, Goshen County, WY, Niobrara County, WY, Platte County, WY

The radar

The Cheyenne radar (KCYS), 128 km from the middle of the area, began a volume at 10:56 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
Dec 25, 7:35 PM MSTSNOW 6Hemingford, NESNOW DEPTH 5 TO 6 INCHES.
Dec 25, 8:00 PM MSTSNOW 1Saratoga, WYREPORT RECEIVED VIA FACEBOOK. STRONG WINDS AS WELL.
Dec 25, 8:00 PM MSTSNOW 213 W Lance Creek, WYREPORT RECEIVED VIA FACEBOOK. VERY STRONG WINDS.
Dec 25, 8:00 PM MSTSNOW 23 S Vedauwoo, WYREPORT RECEIVED VIA FACEBOOK. VERY STRONG WINDS REPORTED AS WELL.
Dec 25, 8:00 PM MSTSNOW 2Laramie, WYREPORT RECEIVED VIA FACEBOOK
Dec 25, 8:00 PM MSTSNOW 34 N Laramie, WYRECEIVED VIA FACEBOOK. STRONG WINDS REPORTED AS WELL.
Dec 25, 8:00 PM MSTSNOW 4Berea, NEREPORT RECEIVED VIA FACEBOOK. VERY STRONG WINDS AS WELL.
Dec 25, 10:15 PM MSTSNOW 32 Sw Laramie, WYREPORT RECEIVED VIA FACEBOOK.
Dec 25, 10:15 PM MSTSNOW 5Torrington, WYREPORT RECEIVED VIA FACEBOOK. 3 TO 5 INCHES WITH STRONG WINDS.
Dec 26, 6:43 AM MSTSNOW 5Alliance, NEREPORTED VIS FACEBOOK. SNOW DRIFTS UP TO 5 FEET.
Dec 26, 7:00 AM MSTSNOW 311 Nw Lost Springs, WY
Dec 26, 7:00 AM MSTSNOW 47 Nw Alliance, NE0.46 SWE.
Dec 26, 7:00 AM MSTSNOW 4Rawlins, WY0.26 SWE.
Dec 26, 7:00 AM MSTSNOW 513 Ssw Manville, WY0.26 SWE.
Dec 26, 7:00 AM MSTSNOW 7.3Sw Elk Mountain, WY0.72 SWE.
Dec 26, 8:00 AM MSTSNOW 2Harrison, NE
Dec 26, 8:50 AM MSTSNOW 6Hemingford, NEREPORTED VIA FACEBOOK.

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

The nearest sounding before it

Rapid City, SD (KRAP), launched 00:00Z, 10.9 hours before the alert went out and 241 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, Rapid City, SD at 00:00Z on 2016-12-24Temperature 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, Rapid City, SD at 00:00Z on 2016-12-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 14 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
3430 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
14 m²/s²
0-3 km storm-relative helicity
89 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

892 
WWUS45 KCYS 241051
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
351 AM MST SAT DEC 24 2016

...WINTER STORM WILL SEVERELY IMPACT TRAVEL ACROSS EAST CENTRAL
WYOMING AND THE NORTHERN NEBRASKA PANHANDLE CHRISTMAS DAY...

...SIGNIFICANT BLOWING SNOW ALSO POSSIBLE NEAR ARLINGTON ALONG
INTERSTATE 80 BETWEEN LARAMIE AND RAWLINS... 

NEZ002-003-095-WYZ102-250000-
/O.UPG.KCYS.WS.A.0017.161225T1200Z-161226T1200Z/
/O.NEW.KCYS.WS.W.0018.161225T1200Z-161226T1200Z/
DAWES-BOX BUTTE-NORTH SIOUX-NIOBRARA COUNTY-
INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE...
HARRISON...LUSK...REDBIRD
351 AM MST SAT DEC 24 2016

...WINTER STORM WARNING IN EFFECT FROM 5 AM SUNDAY TO 5 AM MST
MONDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WARNING FOR FREEZING RAIN...SNOW AND BLOWING SNOW...WHICH
IS IN EFFECT FROM 5 AM SUNDAY TO 5 AM MST MONDAY. THE WINTER STORM
WATCH IS NO LONGER IN EFFECT.

* TIMING...FREEZING RAIN OR SLEET WILL DEVELOP BY SUNRISE ON
  SUNDAY AND CHANGE TO ALL SNOW BY AFTERNOON. THE SNOW COULD BE
  HEAVY AT TIMES DURING THE AFTERNOON. VERY STRONG WINDS WILL
  DEVELOP BY AFTERNOON...RESULTING IN SIGNIFICANT BLOWING AND
  DRIFTING SNOW WHICH WILL CONTINUE THROUGH SUNDAY NIGHT.

* TOTAL SNOW AND ICE ACCUMULATIONS...AREAS ALONG A CHADRON TO
  ALLIANCE LINE CAN EXPECT UP TO A TENTH OF AN INCH OF ICE. SNOW
  ACCUMULATIONS WILL GENERALLY RANGE FROM 2 TO 6 INCHES...HIGHEST
  ALONG AND NORTH OF A LUSK TO CHADRON LINE. 

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 35 MPH
  WITH GUSTS TO 50 MPH BY SUNDAY AFTERNOON. VISIBILITIES MAY BE
  REDUCED TO LESS THAN ONE HALF MILE AT TIMES IN FALLING AND
  BLOWING SNOW. 

* IMPACTS...HOLIDAY TRAVEL MAY BECOME EXTREMELY DANGEROUS OR
  IMPOSSIBLE WITH ICY AND SNOW COVERED ROADS AND NEAR BLIZZARD
  CONDITIONS AT TIMES. POWER OUTAGES ARE ALSO POSSIBLE OVER THE
  NORTHERN NEBRASKA PANHANDLE. THOSE WITH CHRISTMAS TRAVEL PLANS
  ARE ENCOURAGED TO HAVE AN ALTERNATIVE SCHEDULE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WYZ101-250000-
/O.NEW.KCYS.WW.Y.0039.161225T1200Z-161226T1200Z/
CONVERSE COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...BILL...DOUGLAS...DEER CREEK...GLENROCK
351 AM MST SAT DEC 24 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SUNDAY TO 5 AM MST
MONDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
FROM 5 AM SUNDAY TO 5 AM MST MONDAY.

* TIMING...SNOW WILL DEVELOP BY EARLY SUNDAY MORNING AND CONTINUE
  THROUGH THE EVENING. WINDS WILL RAPIDLY INCREASE THROUGH THE
  MORNING AND BECOME STRONG BY AFTERNOON. 

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES. 

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 20 TO 30 MPH
  WITH GUSTS TO 40 MPH. VISIBILITIES MAY BE REDUCED TO UNDER ONE
  HALF MILE AT TIMES IN FALLING AND BLOWING SNOW.

* IMPACTS...HOLIDAY TRAVEL MAY BECOME EXTREMELY DANGEROUS WITH ICY
  AND SNOW COVERED ROADS AND VERY LOW VISIBILITIES. THOSE WITH
  CHRISTMAS TRAVEL PLANS ARE ENCOURAGED TO HAVE AN ALTERNATIVE
  SCHEDULE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ112-114-250000-
/O.NEW.KCYS.WW.Y.0039.161225T0600Z-161226T1200Z/
SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...CENTENNIAL...ALBANY
351 AM MST SAT DEC 24 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO
5 AM MST MONDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
FROM 11 PM THIS EVENING TO 5 AM MST MONDAY.

* TIMING...MOUNTAIN SNOW WILL DEVELOP BY LATE TONIGHT AND CONTINUE
  THROUGH LATE SUNDAY NIGHT. 

* TOTAL SNOW ACCUMULATIONS...5 TO 10 INCHES. 

* WINDS/VISIBILITY...GENERALLY WEST 25 TO 35 MPH WITH GUSTS TO 45
  MPH. VISIBILITIES WILL BE REDUCED TO UNDER ONE HALF MILE AT
  TIMES IN FALLING AND BLOWING SNOW.

* IMPACTS...MAINLY TO TRAVEL AND OUTDOOR RECREATION. MOUNTAIN
  TRAVEL WILL BE EXTREMELY DANGEROUS OR IMPOSSIBLE WITH ICY AND
  SNOW PACKED ROADS AND LOW VISIBILITIES. THOSE WITH CHRISTMAS
  TRAVEL PLANS OR OUTDOOR INTERESTS IN THE HIGH COUNTRY SHOULD BE
  PREPARED FOR DANGEROUS WINTER WEATHER CONDITIONS AND HAVE AN
  ALTERNATIVE SCHEDULE OR ROUTE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ110-250000-
/O.NEW.KCYS.WS.A.0018.161225T1500Z-161226T1200Z/
NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN
351 AM MST SAT DEC 24 2016

...WINTER STORM WATCH IN EFFECT FROM SUNDAY MORNING THROUGH LATE
SUNDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM SUNDAY MORNING THROUGH LATE
SUNDAY NIGHT. 

* TIMING...SNOW WILL DEVELOP BY EARLY SUNDAY MORNING AND CONTINUE
  THROUGH SUNDAY EVENING. STRONG WINDS ARE EXPECTED TO DEVELOP BY
  MID MORNING. 

* TOTAL SNOW ACCUMULATIONS...1 TO 3 INCHES. 

* WINDS/VISIBILITY...WEST WINDS 30 TO 40 MPH WITH GUSTS TO 55 MPH.
  VISIBILITIES MAY BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN
  FALLING AND BLOWING SNOW. 

* IMPACTS...HOLIDAY TRAVEL MAY BECOME EXTREMELY DANGEROUS OR
  IMPOSSIBLE WITH ICY AND SNOW COVERED ROADS AND NEAR BLIZZARD
  CONDITIONS AT TIMES. THOSE WITH CHRISTMAS TRAVEL PLANS ALONG
  INTERSTATE 80 BETWEEN LARAMIE AND RAWLINS ARE ENCOURAGED TO HAVE
  AN ALTERNATIVE SCHEDULE OR ROUTE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR
THE LATEST FORECASTS.

&&

$$

HAMMER
11 follow-up statements
159 
WWUS45 KCYS 242037
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
137 PM MST SAT DEC 24 2016

...STRONG WINTER STORM WILL SEVERELY IMPACT TRAVEL ACROSS
PORTIONS OF SOUTHEAST WYOMING AND THE NORTHERN NEBRASKA PANHANDLE
CHRISTMAS DAY...

WIDESPREAD ACCUMULATING SNOW AND WINDY CONDITIONS ARE EXPECTED
OVER MUCH OF SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE ON
CHRISTMAS. LOCATIONS ALONG I-80 NEAR ARLINGTON, AND ACROSS
NIOBRARA, SIOUX, DAWES AND BOX BUTTE COUNTIES WILL LIKELY
EXPERIENCE NEAR BLIZZARD CONDITIONS AND DANGEROUS TRAVEL. IN
ADDITION...AREAS OF FREEZING RAIN OR FREEZING DRIZZLE WILL
PRODUCE VERY SLICK CONDITIONS ALONG THE WY/NE BORDER AND POINTS
EAST. TRAVEL ACROSS THE REGION IS DISCOURAGED, BUT IF YOU MUST
HEAD OUT, PACK AN EMERGENCY SAFETY KIT WITH EXTRA FOOD, WATER,
BLANKETS, AND WINTER GEAR IN CASE YOU BECOME STRANDED.

WYZ110-250815-
/O.UPG.KCYS.WS.A.0018.161225T1500Z-161226T1200Z/
/O.EXA.KCYS.WS.W.0018.161225T1200Z-161226T1200Z/
NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN
137 PM MST SAT DEC 24 2016

...WINTER STORM WARNING IN EFFECT FROM 5 AM SUNDAY TO 5 AM MST
MONDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM
5 AM SUNDAY TO 5 AM MST MONDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* TIMING...SNOW WILL DEVELOP BY EARLY SUNDAY MORNING AND 
  CONTINUE THROUGH SUNDAY EVENING. STRONG WINDS ARE EXPECTED TO 
  DEVELOP BY MID MORNING. 

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* WINDS/VISIBILITY...WEST WINDS 30 TO 40 MPH WITH GUSTS TO 60 MPH.
  VISIBILITIES MAY BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN
  FALLING AND BLOWING SNOW.

* IMPACTS...HOLIDAY TRAVEL MAY BECOME EXTREMELY DANGEROUS OR 
  IMPOSSIBLE WITH ICY AND SNOW COVERED ROADS AND NEAR BLIZZARD 
  CONDITIONS AT TIMES. THOSE WITH CHRISTMAS TRAVEL PLANS ALONG 
  INTERSTATE 80 BETWEEN LARAMIE AND RAWLINS ARE ENCOURAGED TO 
  HAVE AN ALTERNATIVE SCHEDULE OR ROUTE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
STRONG WINDS ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS
OR IMPOSSIBLE. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

NEZ096-250815-
/O.EXA.KCYS.WS.W.0018.161225T1200Z-161226T1200Z/
SOUTH SIOUX-
INCLUDING THE CITY OF...AGATE
137 PM MST SAT DEC 24 2016

...WINTER STORM WARNING IN EFFECT FROM 5 AM SUNDAY TO 5 AM MST
MONDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WARNING FOR FREEZING RAIN...SNOW AND BLOWING SNOW...WHICH
IS IN EFFECT FROM 5 AM SUNDAY TO 5 AM MST MONDAY.

* TIMING...FREEZING RAIN OR SLEET WILL DEVELOP BY SUNRISE ON 
  SUNDAY AND CHANGE TO ALL SNOW BY AFTERNOON. THE SNOW COULD BE 
  HEAVY AT TIMES DURING THE AFTERNOON. VERY STRONG WINDS WILL 
  DEVELOP BY AFTERNOON...RESULTING IN SIGNIFICANT BLOWING AND 
  DRIFTING SNOW WHICH WILL CONTINUE THROUGH SUNDAY NIGHT. 

* TOTAL SNOW AND ICE ACCUMULATIONS...EXPECT UP TO A TENTH OF AN
  INCH OF ICE. SNOW ACCUMULATIONS WILL GENERALLY RANGE FROM 2 TO 6
  INCHES...HIGHEST OVER EXPOSED RIDGETOPS.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 35 MPH
  WITH GUSTS TO 50 MPH BY SUNDAY AFTERNOON. VISIBILITIES MAY BE
  REDUCED TO LESS THAN ONE HALF MILE AT TIMES IN FALLING AND
  BLOWING SNOW.

* IMPACTS...HOLIDAY TRAVEL MAY BECOME EXTREMELY DANGEROUS OR 
  IMPOSSIBLE WITH ICY AND SNOW COVERED ROADS AND NEAR BLIZZARD 
  CONDITIONS AT TIMES. POWER OUTAGES ARE ALSO POSSIBLE OVER THE 
  NORTHERN NEBRASKA PANHANDLE. THOSE WITH CHRISTMAS TRAVEL PLANS 
  ARE ENCOURAGED TO HAVE AN ALTERNATIVE SCHEDULE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

NEZ002-003-095-WYZ102-250815-
/O.CON.KCYS.WS.W.0018.161225T1200Z-161226T1200Z/
DAWES-BOX BUTTE-NORTH SIOUX-NIOBRARA COUNTY-
INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE...
HARRISON...LUSK...REDBIRD
137 PM MST SAT DEC 24 2016

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM SUNDAY TO
5 AM MST MONDAY...

* TIMING...FREEZING RAIN OR SLEET WILL DEVELOP BY SUNRISE ON 
  SUNDAY AND CHANGE TO ALL SNOW BY AFTERNOON. THE SNOW COULD BE 
  HEAVY AT TIMES DURING THE AFTERNOON. VERY STRONG WINDS WILL 
  DEVELOP BY AFTERNOON...RESULTING IN SIGNIFICANT BLOWING AND 
  DRIFTING SNOW WHICH WILL CONTINUE THROUGH SUNDAY NIGHT. 

* TOTAL SNOW AND ICE ACCUMULATIONS...AREAS ALONG A LINE FROM
  CHADRON TO ALLIANCE CAN EXPECT UP TO A TENTH OF AN INCH OF ICE.
  SNOW ACCUMULATIONS WILL GENERALLY RANGE FROM 2 TO 6 INCHES...
  HIGHEST ALONG AND NORTH OF A LUSK TO CHADRON LINE.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 35 MPH 
  WITH GUSTS TO 50 MPH BY SUNDAY AFTERNOON. VISIBILITIES MAY BE 
  REDUCED TO LESS THAN ONE HALF MILE AT TIMES IN FALLING AND 
  BLOWING SNOW. 

* IMPACTS...HOLIDAY TRAVEL MAY BECOME EXTREMELY DANGEROUS OR 
  IMPOSSIBLE WITH ICY AND SNOW COVERED ROADS AND NEAR BLIZZARD 
  CONDITIONS AT TIMES. POWER OUTAGES ARE ALSO POSSIBLE OVER THE 
  NORTHERN NEBRASKA PANHANDLE. THOSE WITH CHRISTMAS TRAVEL PLANS 
  ARE ENCOURAGED TO HAVE AN ALTERNATIVE SCHEDULE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

NEZ019-WYZ103>109-111-113-250815-
/O.EXA.KCYS.WW.Y.0039.161225T1200Z-161226T1200Z/
SCOTTS BLUFF-NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-CENTRAL CARBON COUNTY-
SOUTHWEST CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...SCOTTSBLUFF...GERING...GARRETT...
SEMINOE DAM...MEDICINE BOW...SHIRLEY BASIN...BORDEAUX...
WHEATLAND...GUERNSEY...TORRINGTON...RAWLINS...BAGGS...SARATOGA...
ENCAMPMENT
137 PM MST SAT DEC 24 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SUNDAY TO 5 AM MST
MONDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR FREEZING DRIZZLE...SNOW AND BLOWING
SNOW...WHICH IS IN EFFECT FROM 5 AM SUNDAY TO 5 AM MST MONDAY.

* TIMING...FREEZING DRIZZLE MAY DEVELOP ALONG THE WYOMING/NEBRASKA
  BORDER AND POINTS TO THE EAST...WITH SNOW ELSEWHERE EARLY
  SUNDAY MORNING. FREEZING DRIZZLE WILL SWITCH TO SNOW BY MID
  MORNING...WITH SNOW CONTINUING THROUGH THE EVENING. WINDS WILL
  RAPIDLY INCREASE THROUGH THE MORNING AND BECOME STRONG BY
  AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 20 TO 30 MPH
  WITH GUSTS UP TO 45 MPH. VISIBILITIES MAY BE REDUCED TO ONE
  HALF MILE AT TIMES IN FALLING AND BLOWING SNOW.

* IMPACTS...HOLIDAY TRAVEL MAY BECOME VERY HAZARDOUS WITH ICY AND
  SNOW COVERED ROADS AND VERY LOW VISIBILITIES. THOSE WITH
  CHRISTMAS TRAVEL PLANS ARE ENCOURAGED TO HAVE AN ALTERNATIVE
  SCHEDULE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ101-250815-
/O.CON.KCYS.WW.Y.0039.161225T1200Z-161226T1200Z/
CONVERSE COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...BILL...DOUGLAS...DEER CREEK...GLENROCK
137 PM MST SAT DEC 24 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 AM SUNDAY TO
5 AM MST MONDAY...

* TIMING...SNOW WILL DEVELOP BY EARLY SUNDAY MORNING AND 
  CONTINUE THROUGH THE EVENING. WINDS WILL RAPIDLY INCREASE 
  THROUGH THE MORNING AND BECOME STRONG BY AFTERNOON. 

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 20 TO 30 MPH
  WITH GUSTS UP TO 45 MPH. VISIBILITIES MAY BE REDUCED TO ONE
  HALF MILE AT TIMES IN FALLING AND BLOWING SNOW.

* IMPACTS...HOLIDAY TRAVEL MAY BECOME VERY HAZARDOUS WITH ICY AND
  SNOW COVERED ROADS AND VERY LOW VISIBILITIES. THOSE WITH
  CHRISTMAS TRAVEL PLANS ARE ENCOURAGED TO HAVE AN ALTERNATIVE
  SCHEDULE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ112-114-250815-
/O.CON.KCYS.WW.Y.0039.161225T0600Z-161226T1200Z/
SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...CENTENNIAL...ALBANY
137 PM MST SAT DEC 24 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS
EVENING TO 5 AM MST MONDAY...

* TIMING...MOUNTAIN SNOW WILL DEVELOP BY LATE TONIGHT AND 
  CONTINUE THROUGH LATE SUNDAY NIGHT. 

* TOTAL SNOW ACCUMULATIONS...5 TO 10 INCHES.

* WINDS/VISIBILITY...GENERALLY WEST 25 TO 35 MPH WITH GUSTS TO 
  45 MPH. VISIBILITIES WILL BE REDUCED TO UNDER ONE HALF MILE AT 
  TIMES IN FALLING AND BLOWING SNOW. 

* IMPACTS...MAINLY TO TRAVEL AND OUTDOOR RECREATION. MOUNTAIN
  TRAVEL WILL BE VERY HAZARDOUS WITH ICY AND SNOW PACKED ROADS AND
  LOW VISIBILITIES. THOSE WITH CHRISTMAS TRAVEL PLANS OR OUTDOOR
  INTERESTS IN THE HIGH COUNTRY SHOULD BE PREPARED FOR HAZARDOUS
  WINTER WEATHER CONDITIONS AND HAVE AN ALTERNATIVE SCHEDULE OR
  ROUTE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$
345 
WWUS45 KCYS 250358
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
858 PM MST SAT DEC 24 2016

...POTENT WINTER STORM WILL SEVERELY IMPACT TRAVEL ACROSS PORTIONS
OF SOUTHEAST WYOMING AND THE NORTHERN NEBRASKA PANHANDLE CHRISTMAS
DAY...

.WIDESPREAD ACCUMULATING SNOW AND VERY STRONG WINDS ARE EXPECTED
FOR MOST OF SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE CHRISTMAS
DAY. LOCATIONS ALONG INTERSTATE 80 NEAR ARLINGTON...AND ACROSS
NIOBRARA...SIOUX...DAWES AND BOX BUTTE COUNTIES WILL LIKELY
EXPERIENCE NEAR-BLIZZARD CONDITIONS AND DANGEROUS TRAVEL. AREAS OF
FREEZING RAIN OR FREEZING DRIZZLE WILL PRODUCE VERY SLICK ROAD
CONDITIONS FROM NEAR THE WYOMING-NEBRASKA BORDER EASTWARD. TRAVEL
ACROSS THE REGION IS DISCOURAGED...HOWEVER IF YOU MUST TRAVEL...
PACK AN EMERGENCY SAFETY KIT WITH EXTRA FOOD...WATER...BLANKETS...
AND WINTER GEAR IN CASE YOU BECOME STRANDED.

NEZ002-003-095-096-WYZ102-110-251300-
/O.CON.KCYS.WS.W.0018.161225T1200Z-161226T1200Z/
DAWES-BOX BUTTE-NORTH SIOUX-SOUTH SIOUX-NIOBRARA COUNTY-
NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE...
HARRISON...AGATE...LUSK...REDBIRD...ARLINGTON...ELK MOUNTAIN
858 PM MST SAT DEC 24 2016

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM SUNDAY TO 5
AM MST MONDAY...

* TIMING...FREEZING RAIN OR DRIZZLE WILL DEVELOP BY SUNRISE SUNDAY
  AND CHANGE TO SNOW BY AFTERNOON. THE SNOW COULD BE HEAVY AT
  TIMES DURING SUNDAY AFTERNOON. VERY STRONG WINDS WILL DEVELOP BY
  AFTERNOON...RESULTING IN SIGNIFICANT BLOWING AND DRIFTING SNOW
  WHICH WILL CONTINUE SUNDAY NIGHT.

* TOTAL SNOW AND ICE ACCUMULATIONS...AREAS ALONG A LINE FROM
  CHADRON TO ALLIANCE CAN EXPECT UP TO A TENTH OF AN INCH OF ICE.
  SNOW ACCUMULATIONS WILL GENERALLY RANGE FROM 2 TO 6 INCHES...
  HIGHEST ALONG AND NORTH OF A LUSK TO CHADRON LINE.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 35 MPH
  WITH GUSTS TO 50 MPH BY SUNDAY AFTERNOON. VISIBILITIES MAY BE
  REDUCED TO LESS THAN ONE QUARTER MILE AT TIMES IN FALLING AND
  BLOWING SNOW.

* IMPACTS...HOLIDAY TRAVEL MAY BECOME EXTREMELY DANGEROUS OR
  IMPOSSIBLE WITH ICY AND SNOW COVERED ROADS AND NEAR-BLIZZARD
  CONDITIONS AT TIMES. POWER OUTAGES ARE ALSO POSSIBLE OVER THE
  NORTHERN NEBRASKA PANHANDLE. THOSE WITH CHRISTMAS TRAVEL PLANS
  ARE ENCOURAGED TO HAVE AN ALTERNATIVE SCHEDULE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND ICE
ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO EXPECTED. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

NEZ019-WYZ101-103>109-111-113-251300-
/O.CON.KCYS.WW.Y.0039.161225T1200Z-161226T1200Z/
SCOTTS BLUFF-CONVERSE COUNTY LOWER ELEVATIONS-NORTH LARAMIE RANGE-
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-SHIRLEY BASIN-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-CENTRAL CARBON COUNTY-
SOUTHWEST CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...SCOTTSBLUFF...GERING...BILL...DOUGLAS...
DEER CREEK...GLENROCK...GARRETT...SEMINOE DAM...MEDICINE BOW...
SHIRLEY BASIN...BORDEAUX...WHEATLAND...GUERNSEY...TORRINGTON...
RAWLINS...BAGGS...SARATOGA...ENCAMPMENT
858 PM MST SAT DEC 24 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 AM SUNDAY TO 5
AM MST MONDAY...

* TIMING...FREEZING DRIZZLE MAY DEVELOP FROM THE WYOMING NEBRASKA
  BORDER EASTWARD...WITH SNOW ELSEWHERE EARLY SUNDAY MORNING.
  FREEZING DRIZZLE WILL CHANGE TO SNOW BY MID MORNING...WITH SNOW
  CONTINUING THROUGH SUNDAY EVENING. WINDS WILL RAPIDLY INCREASE
  THROUGH THE MORNING AND BECOME STRONG BY AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 35 MPH
  WITH GUSTS UP TO 45 MPH. VISIBILITIES MAY BE REDUCED TO ONE HALF
  MILE AT TIMES IN FALLING AND BLOWING SNOW.

* IMPACTS...HOLIDAY TRAVEL MAY BECOME VERY HAZARDOUS WITH ICY AND
  SNOW COVERED ROADS AND LOW VISIBILITIES. THOSE WITH CHRISTMAS
  TRAVEL PLANS ARE ENCOURAGED TO HAVE AN ALTERNATIVE SCHEDULE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ112-114-251300-
/O.CON.KCYS.WW.Y.0039.161225T0600Z-161226T1200Z/
SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...CENTENNIAL...ALBANY
858 PM MST SAT DEC 24 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST MONDAY...

* TIMING...SNOW WILL DEVELOP OVER THE MOUNTAINS LATER TONIGHT AND
  CONTINUE THROUGH LATE SUNDAY NIGHT.

* TOTAL SNOW ACCUMULATIONS...5 TO 10 INCHES...HEAVIEST ON HIGHER
  WEST FACING SLOPES.

* WINDS/VISIBILITY...WEST 25 TO 35 MPH WITH GUSTS TO 50 MPH.
  VISIBILITIES WILL BE REDUCED TO LESS THAN ONE HALF MILE AT TIMES
  IN FALLING AND BLOWING SNOW.

* IMPACTS...MAINLY TO TRAVEL AND OUTDOOR RECREATION. MOUNTAIN TRAVEL
  WILL BE VERY HAZARDOUS WITH ICY AND SNOW PACKED ROADS AND LOW
  VISIBILITIES. THOSE WITH CHRISTMAS TRAVEL PLANS OR OUTDOOR
  INTERESTS IN THE HIGH COUNTRY SHOULD BE PREPARED FOR HAZARDOUS
  WINTER WEATHER CONDITIONS AND HAVE AN ALTERNATIVE SCHEDULE OR
  ROUTE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$
562 
WWUS45 KCYS 251054
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
354 AM MST SUN DEC 25 2016

...POTENT WINTER STORM WILL SEVERELY IMPACT TRAVEL ACROSS A LARGE
PART OF SOUTHEAST WYOMING AND NORTHERN NEBRASKA PANHANDLE
TODAY... 

.WIDESPREAD ACCUMULATING SNOW AND VERY STRONG WINDS ARE EXPECTED
TODAY. LOCATIONS ALONG INTERSTATE 80 NEAR ARLINGTON...AND LOWER
ELEVATIONS ALONG AND NORTHEAST OF A LINE FROM DOUGLAS TO
TORRINGTON TO SCOTTSBLUFF WILL LIKELY EXPERIENCE NEAR BLIZZARD
CONDITIONS AND EXTREMELY DANGEROUS TRAVEL. AREAS OF FREEZING
DRIZZLE OR FREEZING RAIN WILL PRODUCE VERY SLICK ROAD CONDITIONS
FROM THE WYOMING AND NEBRASKA BORDER EASTWARD. TRAVEL ACROSS THE
REGION IS HIGHLY DISCOURAGED. IF YOU MUST TRAVEL...PACK AN
EMERGENCY SAFETY KIT WITH EXTRA FOOD...WATER...BLANKETS...AND
WINTER GEAR IN CASE YOU BECOME STRANDED. REMEMBER TO NOTIFY
FRIENDS OR RELATIVES OF YOUR TRAVEL INTENTIONS BEFORE VENTURING
OUT. THIS IS A DANGEROUS STORM. 

NEZ019-WYZ101-107-108-260000-
/O.UPG.KCYS.WW.Y.0039.161225T1200Z-161226T1200Z/
/O.EXA.KCYS.WS.W.0018.161225T1200Z-161226T1200Z/
SCOTTS BLUFF-CONVERSE COUNTY LOWER ELEVATIONS-EAST PLATTE COUNTY-
GOSHEN COUNTY-
INCLUDING THE CITIES OF...SCOTTSBLUFF...GERING...BILL...DOUGLAS...
DEER CREEK...GLENROCK...WHEATLAND...GUERNSEY...TORRINGTON
354 AM MST SUN DEC 25 2016

...WINTER STORM WARNING IN EFFECT UNTIL 5 AM MST MONDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN
EFFECT UNTIL 5 AM MST MONDAY. THE WINTER WEATHER ADVISORY IS NO
LONGER IN EFFECT.

* TIMING...SNOW WILL DEVELOP BY MID MORNING AND BECOME HEAVY AT
  TIMES IN THE AFTERNOON. WINDS WILL RAPIDLY INCREASE THROUGH THE
  MORNING AND BECOME STRONG BY AFTERNOON...RESULTING IN
  SIGNIFICANT BLOWING AND DRIFTING SNOW WHICH WILL CONTINUE
  THROUGH TONIGHT. 

* TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES OVER CONVERSE AND
  NIOBRARA COUNTIES AND NORTHERN PORTIONS OF PLATTE AND GOSHEN
  COUNTIES. OTHERWISE...3 TO 6 INCHES. 

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 35 MPH
  WITH GUSTS UP TO 50 MPH. VISIBILITIES WILL BE REDUCED TO UNDER
  ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. NEAR
  BLIZZARD CONDITIONS ARE LIKELY. 

* IMPACTS...HOLIDAY TRAVEL WILL BECOME EXTREMELY DANGEROUS OR
  IMPOSSIBLE THIS AFTERNOON AND TONIGHT WITH ICY AND SNOW PACKED
  ROADS AND NEAR BLIZZARD CONDITIONS. AVOID TRAVEL. IF YOU
  MUST...CARRY A WINTER SURVIVAL KIT IN YOUR VEHICLE AND NOTIFY
  FRIENDS AND RELATIVES PRIOR TO VENTURING OUT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

NEZ002-003-095-096-WYZ102-110-260000-
/O.CON.KCYS.WS.W.0018.161225T1200Z-161226T1200Z/
DAWES-BOX BUTTE-NORTH SIOUX-SOUTH SIOUX-NIOBRARA COUNTY-
NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE...
HARRISON...AGATE...LUSK...REDBIRD...ARLINGTON...ELK MOUNTAIN
354 AM MST SUN DEC 25 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY...

* TIMING...FREEZING RAIN OR DRIZZLE WILL DEVELOP EARLY THIS
  MORNING AND CHANGE TO SNOW BY AFTERNOON. THE SNOW WILL BE HEAVY
  AT TIMES THIS AFTERNOON. VERY STRONG WINDS WILL ALSO DEVELOP IN
  THE AFTERNOON...RESULTING IN SIGNIFICANT BLOWING AND DRIFTING
  SNOW WHICH WILL CONTINUE THROUGH TONIGHT.

* TOTAL SNOW AND ICE ACCUMULATIONS...AREAS ALONG A LINE FROM
  CHADRON TO ALLIANCE MAY SEE UP TO A TENTH OF AN INCH OF ICE.
  SNOWFALL AMOUNTS WILL RANGE FROM 3 TO 7 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 35 MPH
  WITH GUSTS TO 50 MPH BY AFTERNOON. VISIBILITIES MAY BE REDUCED
  TO LESS THAN ONE QUARTER MILE AT TIMES IN FALLING AND BLOWING
  SNOW. NEAR BLIZZARD CONDITIONS ARE LIKELY. 

* IMPACTS...HOLIDAY TRAVEL WILL BECOME EXTREMELY DANGEROUS OR
  IMPOSSIBLE THIS AFTERNOON AND TONIGHT WITH ICY AND SNOW PACKED
  ROADS AND NEAR BLIZZARD CONDITIONS. POWER OUTAGES ARE ALSO
  POSSIBLE IN THE NORTHERN NEBRASKA PANHANDLE. AVOID TRAVEL. IF
  YOU MUST...CARRY A WINTER SURVIVAL KIT IN YOUR VEHICLE AND
  NOTIFY FRIENDS AND RELATIVES PRIOR TO VENTURING OUT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND ICE
ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO EXPECTED. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WYZ103>106-109-111-113-260000-
/O.CON.KCYS.WW.Y.0039.161225T1200Z-161226T1200Z/
NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
CENTRAL CARBON COUNTY-SOUTHWEST CARBON COUNTY-
UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...GARRETT...SEMINOE DAM...MEDICINE BOW...
SHIRLEY BASIN...BORDEAUX...RAWLINS...BAGGS...SARATOGA...
ENCAMPMENT
354 AM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...SNOW WILL DEVELOP THIS MORNING AND CONTINUE THROUGH
  THIS EVENING. 

* TOTAL SNOW ACCUMULATIONS...2 TO 5 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 35 MPH 
  WITH GUSTS UP TO 45 MPH. VISIBILITIES MAY BE REDUCED TO ONE 
  HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. 

* IMPACTS...TRAVEL MAY BECOME VERY HAZARDOUS WITH ICY AND SNOW
  COVERED ROADS AND LOW VISIBILITIES. TRAVEL IS HIGHLY DISCOURAGED
  TODAY AND TONIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ112-114-260000-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...CENTENNIAL...ALBANY
354 AM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...SNOW WILL CONTINUE THROUGH LATE TONIGHT.

* TOTAL SNOW ACCUMULATIONS...5 TO 10 INCHES...HEAVIEST ON WEST
  FACING SLOPES. 

* WINDS/VISIBILITY...WEST 25 TO 35 MPH WITH GUSTS TO 50 MPH. 
  VISIBILITIES WILL BE REDUCED TO LESS THAN ONE HALF MILE AT 
  TIMES IN FALLING AND BLOWING SNOW. 

* IMPACTS...MAINLY TO TRAVEL AND OUTDOOR RECREATION. MOUNTAIN
  TRAVEL WILL BE VERY HAZARDOUS WITH ICY AND SNOW PACKED ROADS AND
  LOW VISIBILITIES. THOSE WITH CHRISTMAS TRAVEL PLANS OR OUTDOOR
  INTERESTS IN THE HIGH COUNTRY SHOULD BE PREPARED FOR HAZARDOUS
  WINTER WEATHER CONDITIONS OR CONSIDER ADJUSTING PLANS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

HAMMER
906 
WWUS45 KCYS 251620
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
920 AM MST SUN DEC 25 2016

...POTENT WINTER STORM WILL SEVERELY IMPACT TRAVEL ACROSS A LARGE
PART OF SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE THROUGH THIS
EVENING...

.WIDESPREAD ACCUMULATING SNOW AND VERY STRONG WINDS ARE EXPECTED
THROUGH THIS EVENING. LOCATIONS ALONG INTERSTATE 80 NEAR
ARLINGTON...AND LOWER ELEVATIONS ALONG AND NORTHEAST OF A LINE
FROM DOUGLAS TO TORRINGTON TO SCOTTSBLUFF WILL LIKELY EXPERIENCE
NEAR BLIZZARD CONDITIONS AND EXTREMELY DANGEROUS TRAVEL. AREAS OF
FREEZING DRIZZLE OR FREEZING RAIN THIS MORNING WILL PRODUCE VERY
SLICK ROAD CONDITIONS FROM THE WYOMING AND NEBRASKA BORDER EASTWARD.
TRAVEL ACROSS THE REGION IS HIGHLY DISCOURAGED. IF YOU MUST TRAVEL...
PACK AN EMERGENCY SAFETY KIT WITH EXTRA FOOD...WATER...BLANKETS...
AND WINTER GEAR IN CASE YOU BECOME STRANDED. REMEMBER TO NOTIFY
FRIENDS OR RELATIVES OF YOUR TRAVEL INTENTIONS BEFORE VENTURING
OUT. THIS IS A DANGEROUS STORM.

NEZ002-003-019-095-096-WYZ101-102-107-108-110-260000-
/O.CON.KCYS.WS.W.0018.000000T0000Z-161226T1200Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-NORTH SIOUX-SOUTH SIOUX-
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE...
SCOTTSBLUFF...GERING...HARRISON...AGATE...BILL...DOUGLAS...
DEER CREEK...GLENROCK...LUSK...REDBIRD...WHEATLAND...GUERNSEY...
TORRINGTON...ARLINGTON...ELK MOUNTAIN
920 AM MST SUN DEC 25 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY...

* TIMING...FREEZING RAIN OR DRIZZLE THIS MORNING WILL CHANGE TO
  SNOW BY AFTERNOON. THE SNOW WILL BE HEAVY AT TIMES THIS
  AFTERNOON. VERY STRONG WINDS WILL ALSO DEVELOP THIS AFTERNOON
  RESULTING IN SIGNIFICANT BLOWING AND DRIFTING SNOW WHICH WILL
  CONTINUE THROUGH TONIGHT.

* TOTAL SNOW AND ICE ACCUMULATIONS...AREAS ALONG A LINE FROM
  CHADRON TO ALLIANCE MAY SEE UP TO A TENTH OF AN INCH OF ICE THIS
  MORNING. SNOWFALL AMOUNTS WILL RANGE FROM 3 TO 7 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 40 MPH
  WITH GUSTS TO 60 MPH BY AFTERNOON. VISIBILITIES MAY BE REDUCED
  TO LESS THAN ONE QUARTER MILE AT TIMES IN FALLING AND BLOWING
  SNOW. NEAR BLIZZARD CONDITIONS ARE LIKELY.

* IMPACTS...HOLIDAY TRAVEL WILL BECOME EXTREMELY DANGEROUS OR 
  IMPOSSIBLE THIS AFTERNOON AND TONIGHT WITH ICY AND SNOW PACKED 
  ROADS AND NEAR BLIZZARD CONDITIONS. POWER OUTAGES ARE ALSO 
  POSSIBLE IN THE NORTHERN NEBRASKA PANHANDLE. AVOID TRAVEL. IF 
  YOU MUST...CARRY A WINTER SURVIVAL KIT IN YOUR VEHICLE AND 
  NOTIFY FRIENDS AND RELATIVES PRIOR TO VENTURING OUT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND ICE
ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO EXPECTED. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WYZ115-260000-
/O.EXA.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
LARAMIE VALLEY-
INCLUDING THE CITIES OF...BOSLER...LARAMIE
920 AM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST MONDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
UNTIL 5 AM MST MONDAY.

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. THE SNOW MAY
  BE HEAVY AT TIMES THROUGH THIS AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 40 MPH
  WITH GUSTS TO 60 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN
  ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW.

* IMPACTS...MAINLY TO TRAVEL. TRAVEL WILL BE VERY HAZARDOUS WITH
  ICY AND SNOW PACKED ROADS AND LOW VISIBILITIES. THOSE WITH
  CHRISTMAS TRAVEL PLANS SHOULD BE PREPARED FOR HAZARDOUS WINTER
  WEATHER CONDITIONS OR CONSIDER ADJUSTING PLANS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ103>106-109-111-113-260000-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
CENTRAL CARBON COUNTY-SOUTHWEST CARBON COUNTY-
UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...GARRETT...SEMINOE DAM...MEDICINE BOW...
SHIRLEY BASIN...BORDEAUX...RAWLINS...BAGGS...SARATOGA...
ENCAMPMENT
920 AM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...SNOW WILL DEVELOP THIS MORNING AND CONTINUE THROUGH 
  THIS EVENING. 

* TOTAL SNOW ACCUMULATIONS...2 TO 5 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 40 MPH
  WITH GUSTS UP TO 55 MPH. VISIBILITIES MAY BE REDUCED TO ONE HALF
  MILE AT TIMES IN FALLING AND BLOWING SNOW.

* IMPACTS...TRAVEL MAY BECOME VERY HAZARDOUS WITH ICY AND SNOW
  COVERED ROADS AND LOW VISIBILITIES. TRAVEL IS HIGHLY DISCOURAGED
  TODAY AND TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ112-114-260000-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...CENTENNIAL...ALBANY
920 AM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...SNOW WILL CONTINUE THROUGH LATE TONIGHT.

* TOTAL SNOW ACCUMULATIONS...5 TO 10 INCHES...HEAVIEST ON WEST 
  FACING SLOPES. 

* WINDS/VISIBILITY...WEST TO NORTHWEST WINDS INCREASING TO 25 TO
  35 MPH WITH GUSTS TO 50 MPH. VISIBILITIES WILL BE REDUCED TO
  LESS THAN ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW.

* IMPACTS...MAINLY TO TRAVEL AND OUTDOOR RECREATION. MOUNTAIN 
  TRAVEL WILL BE VERY HAZARDOUS WITH ICY AND SNOW PACKED ROADS 
  AND LOW VISIBILITIES. THOSE WITH CHRISTMAS TRAVEL PLANS OR 
  OUTDOOR INTERESTS IN THE HIGH COUNTRY SHOULD BE PREPARED FOR 
  HAZARDOUS WINTER WEATHER CONDITIONS OR CONSIDER ADJUSTING 
  PLANS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$
763 
WWUS45 KCYS 251808
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1108 AM MST SUN DEC 25 2016

...POTENT WINTER STORM WILL SEVERELY IMPACT TRAVEL ACROSS MUCH
OF SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE THROUGH TONIGHT...

.WIDESPREAD ACCUMULATING SNOW AND VERY STRONG WINDS ARE EXPECTED
THROUGH TONIGHT. LOCATIONS ALONG INTERSTATE 80 NEAR ARLINGTON AND
LOWER ELEVATIONS ALONG AND NORTHEAST OF A LINE FROM DOUGLAS TO
TORRINGTON TO SCOTTSBLUFF WILL LIKELY EXPERIENCE NEAR BLIZZARD
CONDITIONS AND EXTREMELY DANGEROUS TRAVEL. TRAVEL ACROSS THE
REGION IS HIGHLY DISCOURAGED. IF YOU MUST TRAVEL...PACK AN
EMERGENCY SAFETY KIT WITH EXTRA FOOD... WATER...BLANKETS...AND
WINTER GEAR IN CASE YOU BECOME STRANDED. REMEMBER TO NOTIFY
FRIENDS OR RELATIVES OF YOUR TRAVEL INTENTIONS BEFORE VENTURING
OUT. THIS IS A DANGEROUS STORM.

NEZ002-003-019-095-096-WYZ101-102-107-108-110-260215-
/O.CON.KCYS.WS.W.0018.000000T0000Z-161226T1200Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-NORTH SIOUX-SOUTH SIOUX-
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE...
SCOTTSBLUFF...GERING...HARRISON...AGATE...BILL...DOUGLAS...
DEER CREEK...GLENROCK...LUSK...REDBIRD...WHEATLAND...GUERNSEY...
TORRINGTON...ARLINGTON...ELK MOUNTAIN
1108 AM MST SUN DEC 25 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY...

* TIMING...FREEZING RAIN OR DRIZZLE THIS MORNING WILL CHANGE TO 
  SNOW BY AFTERNOON. THE SNOW WILL BE HEAVY AT TIMES THIS 
  AFTERNOON. VERY STRONG WINDS WILL ALSO DEVELOP THIS AFTERNOON 
  RESULTING IN SIGNIFICANT BLOWING AND DRIFTING SNOW WHICH WILL 
  CONTINUE THROUGH TONIGHT. 

* TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 40 MPH 
  WITH GUSTS TO 60 MPH BY AFTERNOON. VISIBILITIES MAY BE REDUCED 
  TO LESS THAN ONE QUARTER MILE AT TIMES IN FALLING AND BLOWING 
  SNOW. NEAR BLIZZARD CONDITIONS ARE LIKELY. 

* IMPACTS...HOLIDAY TRAVEL WILL BECOME EXTREMELY DANGEROUS OR 
  IMPOSSIBLE THIS AFTERNOON AND TONIGHT WITH ICY AND SNOW PACKED 
  ROADS AND NEAR BLIZZARD CONDITIONS. POWER OUTAGES ARE ALSO 
  POSSIBLE IN THE NORTHERN NEBRASKA PANHANDLE. AVOID TRAVEL. IF 
  YOU MUST...CARRY A WINTER SURVIVAL KIT IN YOUR VEHICLE AND 
  NOTIFY FRIENDS AND RELATIVES PRIOR TO VENTURING OUT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND ICE
ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO EXPECTED. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

NEZ020-054-WYZ116>119-260215-
/O.EXA.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
BANNER-KIMBALL-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...HARRISBURG...KIMBALL...BUFORD...
PUMPKIN VINE...VEDAUWOO...WHITAKER...FEDERAL...HORSE CREEK...
CHEYENNE...PINE BLUFFS
1108 AM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST MONDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
UNTIL 5 AM MST MONDAY.

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. THE SNOW MAY
  BE HEAVY AT TIMES THROUGH THE AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES...HEAVIEST ACROSS THE
  SUMMIT BETWEEN CHEYENNE AND LARAMIE.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 40 MPH
  WITH GUSTS UP TO 60 MPH. VISIBILITIES MAY BE REDUCED TO LESS
  THAN ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW.

* IMPACTS...TRAVEL MAY BECOME VERY HAZARDOUS WITH ICY AND SNOW
  COVERED ROADS AND LOW VISIBILITIES. TRAVEL IS HIGHLY DISCOURAGED
  TODAY AND TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ103>106-109-111-113-260215-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
CENTRAL CARBON COUNTY-SOUTHWEST CARBON COUNTY-
UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...GARRETT...SEMINOE DAM...MEDICINE BOW...
SHIRLEY BASIN...BORDEAUX...RAWLINS...BAGGS...SARATOGA...
ENCAMPMENT
1108 AM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...SNOW WILL DEVELOP THIS MORNING AND CONTINUE THROUGH 
  THIS EVENING. 

* TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 40 MPH
  WITH GUSTS UP TO 55 MPH. VISIBILITIES MAY BE REDUCED TO LESS
  THAN ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW.

* IMPACTS...TRAVEL MAY BECOME VERY HAZARDOUS WITH ICY AND SNOW 
  COVERED ROADS AND LOW VISIBILITIES. TRAVEL IS HIGHLY 
  DISCOURAGED TODAY AND TONIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ112-114-260215-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...CENTENNIAL...ALBANY
1108 AM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...SNOW WILL CONTINUE THROUGH LATE TONIGHT.

* TOTAL SNOW ACCUMULATIONS...5 TO 10 INCHES...HEAVIEST ALONG WEST
  FACING SLOPES.

* WINDS/VISIBILITY...WEST TO NORTHWEST WINDS INCREASING TO 25 TO 
  35 MPH WITH GUSTS TO 50 MPH. VISIBILITIES WILL BE REDUCED TO 
  LESS THAN ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. 

* IMPACTS...MAINLY TO TRAVEL AND OUTDOOR RECREATION. MOUNTAIN 
  TRAVEL WILL BE VERY HAZARDOUS WITH ICY AND SNOW PACKED ROADS 
  AND LOW VISIBILITIES. THOSE WITH CHRISTMAS TRAVEL PLANS OR 
  OUTDOOR INTERESTS IN THE HIGH COUNTRY SHOULD BE PREPARED FOR 
  HAZARDOUS WINTER WEATHER CONDITIONS OR CONSIDER ADJUSTING 
  PLANS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ115-260215-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
LARAMIE VALLEY-
INCLUDING THE CITIES OF...BOSLER...LARAMIE
1108 AM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. THE SNOW MAY 
  BE HEAVY AT TIMES THROUGH THIS AFTERNOON. 

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 40 MPH 
  WITH GUSTS TO 60 MPH. VISIBILITIES WILL BE REDUCED TO LESS 
  THAN ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. 

* IMPACTS...MAINLY TO TRAVEL. TRAVEL WILL BE VERY HAZARDOUS WITH 
  ICY AND SNOW PACKED ROADS AND LOW VISIBILITIES. THOSE WITH 
  CHRISTMAS TRAVEL PLANS SHOULD BE PREPARED FOR HAZARDOUS WINTER 
  WEATHER CONDITIONS OR CONSIDER ADJUSTING PLANS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$
287 
WWUS45 KCYS 252045
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
145 PM MST SUN DEC 25 2016

...POTENT WINTER STORM WILL SEVERELY IMPACT TRAVEL ACROSS MUCH OF
SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE THROUGH TONIGHT...

.WIDESPREAD ACCUMULATING SNOW AND VERY STRONG WINDS ARE EXPECTED
THROUGH TONIGHT. LOCATIONS ALONG INTERSTATE 80 NEAR ARLINGTON AND
LOWER ELEVATIONS ALONG AND NORTHEAST OF A LINE FROM DOUGLAS TO
TORRINGTON TO SCOTTSBLUFF WILL LIKELY EXPERIENCE NEAR BLIZZARD
CONDITIONS AND EXTREMELY DANGEROUS TRAVEL. TRAVEL ACROSS THE
REGION IS HIGHLY DISCOURAGED. IF YOU MUST TRAVEL...PACK AN
EMERGENCY SAFETY KIT WITH EXTRA FOOD... WATER...BLANKETS...AND
WINTER GEAR IN CASE YOU BECOME STRANDED. REMEMBER TO NOTIFY
FRIENDS OR RELATIVES OF YOUR TRAVEL INTENTIONS BEFORE VENTURING
OUT. THIS IS A DANGEROUS STORM.

NEZ002-003-019-095-096-WYZ101-102-107-108-110-260800-
/O.CON.KCYS.WS.W.0018.000000T0000Z-161226T1200Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-NORTH SIOUX-SOUTH SIOUX-
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE...
SCOTTSBLUFF...GERING...HARRISON...AGATE...BILL...DOUGLAS...
DEER CREEK...GLENROCK...LUSK...REDBIRD...WHEATLAND...GUERNSEY...
TORRINGTON...ARLINGTON...ELK MOUNTAIN
145 PM MST SUN DEC 25 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY...

* TIMING...SNOW WILL BE HEAVY AT TIMES THIS AFTERNOON. VERY
  STRONG WINDS WILL ALSO DEVELOP THIS AFTERNOON RESULTING IN
  SIGNIFICANT BLOWING AND DRIFTING SNOW WHICH WILL CONTINUE
  THROUGH TONIGHT.

* TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 40 MPH 
  WITH GUSTS TO 60 MPH BY AFTERNOON. VISIBILITIES MAY BE REDUCED 
  TO LESS THAN ONE QUARTER MILE AT TIMES IN FALLING AND BLOWING 
  SNOW. NEAR BLIZZARD CONDITIONS ARE LIKELY. 

* IMPACTS...HOLIDAY TRAVEL WILL BECOME EXTREMELY DANGEROUS OR 
  IMPOSSIBLE THIS AFTERNOON AND TONIGHT WITH ICY AND SNOW PACKED 
  ROADS AND NEAR BLIZZARD CONDITIONS. POWER OUTAGES ARE ALSO 
  POSSIBLE IN THE NORTHERN NEBRASKA PANHANDLE. AVOID TRAVEL. IF 
  YOU MUST...CARRY A WINTER SURVIVAL KIT IN YOUR VEHICLE AND 
  NOTIFY FRIENDS AND RELATIVES PRIOR TO VENTURING OUT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND ICE
ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO EXPECTED. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

NEZ021-055-260800-
/O.EXA.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
MORRILL-CHEYENNE-
INCLUDING THE CITIES OF...ANGORA...BRIDGEPORT...BAYARD...
REDINGTON...BROWNSON...SIDNEY
145 PM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST MONDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
UNTIL 5 AM MST MONDAY.

* TIMING...PERIODS OF MODERATE TO HEAVY SNOW WILL CONTINUE THROUGH
  LATE THIS AFTERNOON BEFORE TAPERING OFF THIS EVENING.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 40 MPH
  WITH GUSTS UP TO 55 MPH THIS AFTERNOON. VISIBILITIES WILL BE
  REDUCED TO LESS THAN ONE HALF MILE AT TIMES IN FALLING AND
  BLOWING SNOW.

* IMPACTS...TRAVEL MAY BECOME VERY HAZARDOUS WITH ICY AND SNOW
  COVERED ROADS AND LOW VISIBILITIES. TRAVEL IS HIGHLY DISCOURAGED
  TODAY AND TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ103>106-109-111-113-260800-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
CENTRAL CARBON COUNTY-SOUTHWEST CARBON COUNTY-
UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...GARRETT...SEMINOE DAM...MEDICINE BOW...
SHIRLEY BASIN...BORDEAUX...RAWLINS...BAGGS...SARATOGA...
ENCAMPMENT
145 PM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...OCCASIONAL SNOW WILL CONTINUE THROUGH THIS EVENING.

* TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 40 MPH
  WITH GUSTS UP TO 55 MPH. VISIBILITIES WILL BE REDUCED TO LESS
  THAN ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW.

* IMPACTS...TRAVEL MAY BECOME VERY HAZARDOUS WITH ICY AND SNOW 
  COVERED ROADS AND LOW VISIBILITIES. TRAVEL IS HIGHLY 
  DISCOURAGED TODAY AND TONIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ112-114-260800-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...CENTENNIAL...ALBANY
145 PM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...OCCASIONAL SNOW WILL CONTINUE THROUGH LATE TONIGHT.

* TOTAL SNOW ACCUMULATIONS...5 TO 10 INCHES...HEAVIEST ALONG 
  WEST FACING SLOPES. 

* WINDS/VISIBILITY...WEST TO NORTHWEST WINDS INCREASING TO 25 TO 
  35 MPH WITH GUSTS TO 50 MPH. VISIBILITIES WILL BE REDUCED TO 
  LESS THAN ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. 

* IMPACTS...MAINLY TO TRAVEL AND OUTDOOR RECREATION. MOUNTAIN 
  TRAVEL WILL BE VERY HAZARDOUS WITH ICY AND SNOW PACKED ROADS 
  AND LOW VISIBILITIES. THOSE WITH CHRISTMAS TRAVEL PLANS OR 
  OUTDOOR INTERESTS IN THE HIGH COUNTRY SHOULD BE PREPARED FOR 
  HAZARDOUS WINTER WEATHER CONDITIONS OR CONSIDER ADJUSTING 
  PLANS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ115-260800-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
LARAMIE VALLEY-
INCLUDING THE CITIES OF...BOSLER...LARAMIE
145 PM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...OCCASIONAL SNOW WILL CONTINUE THROUGH THIS EVENING.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 40 MPH 
  WITH GUSTS TO 60 MPH. VISIBILITIES WILL BE REDUCED TO LESS 
  THAN ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. 

* IMPACTS...MAINLY TO TRAVEL. TRAVEL WILL BE VERY HAZARDOUS WITH 
  ICY AND SNOW PACKED ROADS AND LOW VISIBILITIES. THOSE WITH 
  CHRISTMAS TRAVEL PLANS SHOULD BE PREPARED FOR HAZARDOUS WINTER 
  WEATHER CONDITIONS OR CONSIDER ADJUSTING PLANS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

NEZ020-054-WYZ116>119-260800-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
BANNER-KIMBALL-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...HARRISBURG...KIMBALL...BUFORD...
PUMPKIN VINE...VEDAUWOO...WHITAKER...FEDERAL...HORSE CREEK...
CHEYENNE...PINE BLUFFS
145 PM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. THE SNOW MAY
  BE HEAVY AT TIMES THROUGH MID AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES...HEAVIEST ACROSS THE 
  SUMMIT BETWEEN CHEYENNE AND LARAMIE. 

* WINDS/VISIBILITY...NORTHWEST WINDS INCREASING TO 25 TO 40 MPH
  WITH GUSTS UP TO 60 MPH. VISIBILITIES WILL BE REDUCED TO LESS
  THAN ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW.

* IMPACTS...TRAVEL MAY BECOME VERY HAZARDOUS WITH ICY AND SNOW 
  COVERED ROADS AND LOW VISIBILITIES. TRAVEL IS HIGHLY 
  DISCOURAGED TODAY AND TONIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$
997 
WWUS45 KCYS 252056 CCA
WSWCYS

URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE CHEYENNE WY
156 PM MST SUN DEC 25 2016

...POTENT WINTER STORM WILL SEVERELY IMPACT TRAVEL ACROSS MUCH OF
SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE THROUGH TONIGHT...

.WIDESPREAD ACCUMULATING SNOW AND VERY STRONG WINDS ARE EXPECTED
THROUGH TONIGHT. LOCATIONS ALONG INTERSTATE 80 NEAR ARLINGTON AND
LOWER ELEVATIONS ALONG AND NORTHEAST OF A LINE FROM DOUGLAS TO
TORRINGTON TO SCOTTSBLUFF WILL LIKELY EXPERIENCE NEAR BLIZZARD
CONDITIONS AND EXTREMELY DANGEROUS TRAVEL. TRAVEL ACROSS THE
REGION IS HIGHLY DISCOURAGED. IF YOU MUST TRAVEL...PACK AN
EMERGENCY SAFETY KIT WITH EXTRA FOOD... WATER...BLANKETS...AND
WINTER GEAR IN CASE YOU BECOME STRANDED. REMEMBER TO NOTIFY
FRIENDS OR RELATIVES OF YOUR TRAVEL INTENTIONS BEFORE VENTURING
OUT. THIS IS A DANGEROUS STORM.

NEZ002-003-019-095-096-WYZ101-102-107-108-110-260900-
/O.COR.KCYS.WS.W.0018.000000T0000Z-161226T1200Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-NORTH SIOUX-SOUTH SIOUX-
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE...
SCOTTSBLUFF...GERING...HARRISON...AGATE...BILL...DOUGLAS...
DEER CREEK...GLENROCK...LUSK...REDBIRD...WHEATLAND...GUERNSEY...
TORRINGTON...ARLINGTON...ELK MOUNTAIN
156 PM MST SUN DEC 25 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY...

* TIMING...SNOW WILL BE HEAVY AT TIMES THIS AFTERNOON. VERY
  STRONG WINDS WILL ALSO DEVELOP THIS AFTERNOON RESULTING IN
  SIGNIFICANT BLOWING AND DRIFTING SNOW WHICH WILL CONTINUE
  THROUGH TONIGHT.

* TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 35 TO 45 MPH WITH GUSTS TO 65
  MPH. VISIBILITIES MAY BE REDUCED TO LESS THAN ONE QUARTER MILE
  AT TIMES IN FALLING AND BLOWING SNOW. NEAR BLIZZARD CONDITIONS
  ARE LIKELY.

* IMPACTS...HOLIDAY TRAVEL WILL BECOME EXTREMELY DANGEROUS OR 
  IMPOSSIBLE THIS AFTERNOON AND TONIGHT WITH ICY AND SNOW PACKED 
  ROADS AND NEAR BLIZZARD CONDITIONS. POWER OUTAGES ARE ALSO 
  POSSIBLE IN THE NORTHERN NEBRASKA PANHANDLE. AVOID TRAVEL. IF 
  YOU MUST...CARRY A WINTER SURVIVAL KIT IN YOUR VEHICLE AND 
  NOTIFY FRIENDS AND RELATIVES PRIOR TO VENTURING OUT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND ICE
ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO EXPECTED. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

NEZ021-055-260900-
/O.COR.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
MORRILL-CHEYENNE-
INCLUDING THE CITIES OF...ANGORA...BRIDGEPORT...BAYARD...
REDINGTON...BROWNSON...SIDNEY
156 PM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST MONDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
UNTIL 5 AM MST MONDAY.

* TIMING...PERIODS OF MODERATE TO HEAVY SNOW WILL CONTINUE THROUGH
  LATE THIS AFTERNOON BEFORE TAPERING OFF THIS EVENING.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 25 TO 40 MPH WITH GUSTS UP
  TO 55 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE HALF
  MILE AT TIMES IN FALLING AND BLOWING SNOW.

* IMPACTS...TRAVEL MAY BECOME VERY HAZARDOUS WITH ICY AND SNOW
  COVERED ROADS AND LOW VISIBILITIES. TRAVEL IS HIGHLY DISCOURAGED
  TODAY AND TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ103>106-109-111-113-260900-
/O.COR.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
CENTRAL CARBON COUNTY-SOUTHWEST CARBON COUNTY-
UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...GARRETT...SEMINOE DAM...MEDICINE BOW...
SHIRLEY BASIN...BORDEAUX...RAWLINS...BAGGS...SARATOGA...
ENCAMPMENT
156 PM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...OCCASIONAL SNOW WILL CONTINUE THROUGH THIS EVENING.

* TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 25 TO 40 MPH WITH GUSTS UP
  TO 55 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE HALF
  MILE AT TIMES IN FALLING AND BLOWING SNOW.

* IMPACTS...TRAVEL MAY BECOME VERY HAZARDOUS WITH ICY AND SNOW 
  COVERED ROADS AND LOW VISIBILITIES. TRAVEL IS HIGHLY 
  DISCOURAGED TODAY AND TONIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ112-114-260900-
/O.COR.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...CENTENNIAL...ALBANY
156 PM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...OCCASIONAL SNOW WILL CONTINUE THROUGH LATE TONIGHT.

* TOTAL SNOW ACCUMULATIONS...5 TO 10 INCHES...HEAVIEST ALONG 
  WEST FACING SLOPES. 

* WINDS/VISIBILITY...WEST TO NORTHWEST WINDS 25 TO 35 MPH WITH
  GUSTS TO 50 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE
  HALF MILE AT TIMES IN FALLING AND BLOWING SNOW.

* IMPACTS...MAINLY TO TRAVEL AND OUTDOOR RECREATION. MOUNTAIN 
  TRAVEL WILL BE VERY HAZARDOUS WITH ICY AND SNOW PACKED ROADS 
  AND LOW VISIBILITIES. THOSE WITH CHRISTMAS TRAVEL PLANS OR 
  OUTDOOR INTERESTS IN THE HIGH COUNTRY SHOULD BE PREPARED FOR 
  HAZARDOUS WINTER WEATHER CONDITIONS OR CONSIDER ADJUSTING 
  PLANS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ115-260900-
/O.COR.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
LARAMIE VALLEY-
INCLUDING THE CITIES OF...BOSLER...LARAMIE
156 PM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...OCCASIONAL SNOW WILL CONTINUE THROUGH THIS EVENING.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 25 TO 40 MPH WITH GUSTS TO
  60 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE HALF MILE
  AT TIMES IN FALLING AND BLOWING SNOW.

* IMPACTS...MAINLY TO TRAVEL. TRAVEL WILL BE VERY HAZARDOUS WITH 
  ICY AND SNOW PACKED ROADS AND LOW VISIBILITIES. THOSE WITH 
  CHRISTMAS TRAVEL PLANS SHOULD BE PREPARED FOR HAZARDOUS WINTER 
  WEATHER CONDITIONS OR CONSIDER ADJUSTING PLANS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

NEZ020-054-WYZ116>119-260900-
/O.COR.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
BANNER-KIMBALL-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...HARRISBURG...KIMBALL...BUFORD...
PUMPKIN VINE...VEDAUWOO...WHITAKER...FEDERAL...HORSE CREEK...
CHEYENNE...PINE BLUFFS
156 PM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. THE SNOW MAY
  BE HEAVY AT TIMES THROUGH MID AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES...HEAVIEST ACROSS THE 
  SUMMIT BETWEEN CHEYENNE AND LARAMIE. 

* WINDS/VISIBILITY...NORTHWEST WINDS 25 TO 40 MPH WITH GUSTS UP
  TO 60 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE HALF
  MILE AT TIMES IN FALLING AND BLOWING SNOW.

* IMPACTS...TRAVEL MAY BECOME VERY HAZARDOUS WITH ICY AND SNOW 
  COVERED ROADS AND LOW VISIBILITIES. TRAVEL IS HIGHLY 
  DISCOURAGED TODAY AND TONIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$
158 
WWUS45 KCYS 260259
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
759 PM MST SUN DEC 25 2016

...POTENT WINTER STORM WILL SEVERELY IMPACT TRAVEL ACROSS MUCH OF
SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE THROUGH MONDAY
MORNING...

.LIGHT SNOW WILL CONTINUE AT TIMES TONIGHT, BUT GUSTY WINDS WILL
PERSIST, CAUSING AREAS OF BLOWING SNOW. THE WORST CONDITIONS WILL
CONTINUE IN THE ARLINGTON AREA ALONG I-80 WHERE GROUND BLIZZARD
CONDITIONS ARE EXPECTED. EXTENDED THE WINTER STORM WARNING
THROUGH EARLY MONDAY AFTERNOON FOR THESE CONDITIONS. ALSO EXTENDED
THE WINTER WEATHER ADVISORY FOR BLOWING SNOW FOR THE SOUTHERN
LARAMIE RANGE AND FOOTHILLS, AND SOUTHWEST PLATTE COUNTY DUE TO
STRONG WINDS LIKELY TO CREATE HAZARDOUS CONDITIONS IN BLOWING
SNOW. TRAVEL ACROSS THE REGION IS HIGHLY DISCOURAGED. IF YOU MUST
TRAVEL...PACK AN EMERGENCY SAFETY KIT WITH EXTRA FOOD...
WATER...BLANKETS...AND WINTER GEAR IN CASE YOU BECOME STRANDED.
REMEMBER TO NOTIFY FRIENDS OR RELATIVES OF YOUR TRAVEL INTENTIONS
BEFORE VENTURING OUT. THIS IS A DANGEROUS STORM.

WYZ110-261500-
/O.EXT.KCYS.WS.W.0018.000000T0000Z-161226T2000Z/
NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN
759 PM MST SUN DEC 25 2016

...WINTER STORM WARNING NOW IN EFFECT UNTIL 1 PM MST MONDAY...

* TIMING...LIGHT SNOW WILL END TONIGHT. VERY STRONG WINDS WILL
  CONTINUE THROUGH EARLY MONDAY AFTERNOON RESULTING IN GROUND
  BLIZZARD CONDITIONS.

* TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 35 TO 50 MPH WITH GUSTS TO 75
  MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE
  IN BLOWING SNOW.

* IMPACTS...HOLIDAY TRAVEL WILL BE EXTREMELY DANGEROUS OR
  IMPOSSIBLE TONIGHT AND PERHAPS THROUGH MONDAY AFTERNOON WITH ICY
  AND SNOW PACKED ROADS AND GROUND BLIZZARD CONDITIONS. AVOID
  TRAVEL. IF YOU MUST...CARRY A WINTER SURVIVAL KIT IN YOUR
  VEHICLE AND NOTIFY FRIENDS AND RELATIVES PRIOR TO VENTURING OUT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND ICE
ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO EXPECTED. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

NEZ002-003-019-095-096-WYZ101-102-107-108-261200-
/O.CON.KCYS.WS.W.0018.000000T0000Z-161226T1200Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-NORTH SIOUX-SOUTH SIOUX-
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-
INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE...
SCOTTSBLUFF...GERING...HARRISON...AGATE...BILL...DOUGLAS...
DEER CREEK...GLENROCK...LUSK...REDBIRD...WHEATLAND...GUERNSEY...
TORRINGTON
759 PM MST SUN DEC 25 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY...

* TIMING...LIGHT SNOW WILL END TONIGHT. GUSTY WINDS WILL CONTINUE
  THROUGH TONIGHT.

* TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 25 TO 35 MPH WITH GUSTS TO 50
  MPH. VISIBILITIES MAY BE REDUCED TO LESS THAN ONE MILE IN
  BLOWING SNOW. 

* IMPACTS...HOLIDAY TRAVEL WILL BE EXTREMELY DANGEROUS OR
  IMPOSSIBLE TONIGHT WITH ICY AND SNOW PACKED ROADS AND NEAR
  BLOWING SNOW POWER OUTAGES ARE ALSO POSSIBLE. AVOID TRAVEL. IF
  YOU MUST...CARRY A WINTER SURVIVAL KIT IN YOUR VEHICLE AND
  NOTIFY FRIENDS AND RELATIVES PRIOR TO VENTURING OUT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND ICE
ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO EXPECTED. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WYZ106-116-117-261500-
/O.EXT.KCYS.WW.Y.0039.000000T0000Z-161226T2000Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF...BORDEAUX...BUFORD...PUMPKIN VINE...
VEDAUWOO...WHITAKER...FEDERAL...HORSE CREEK
759 PM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 1 PM MST MONDAY...

* TIMING...LIGHT SNOW WILL END TONIGHT. STRONG WINDS WILL CONTINUE
  THROUGH EARLY MONDAY AFTERNOON CAUSING AREAS OF BLOWING SNOW. 

* TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 25 TO 45 MPH WITH GUSTS UP TO
  65 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE MILE IN
  BLOWING SNOW.

* IMPACTS...TRAVEL WILL BE VERY HAZARDOUS WITH ICY AND SNOW
  COVERED ROADS AND LOW VISIBILITIES. TRAVEL IS HIGHLY DISCOURAGED
  TONIGHT THROUGH MONDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ103>105-109-111-113-261200-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL CARBON COUNTY-SOUTHWEST CARBON COUNTY-
UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...GARRETT...SEMINOE DAM...MEDICINE BOW...
SHIRLEY BASIN...RAWLINS...BAGGS...SARATOGA...ENCAMPMENT
759 PM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...LIGHT SNOW WILL END TONIGHT, BUT GUSTY WINDS WILL
  PRODUCE AREAS OF BLOWING SNOW THROUGH EARLY MONDAY MORNING.

* TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 25 TO 35 MPH WITH GUSTS UP
  TO 50 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE HALF
  MILE AT TIMES IN BLOWING SNOW.

* IMPACTS...TRAVEL WILL BE VERY HAZARDOUS WITH ICY AND SNOW
  COVERED ROADS AND LOW VISIBILITIES. TRAVEL IS HIGHLY DISCOURAGED
  TONIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ112-114-261200-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...CENTENNIAL...ALBANY
759 PM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...OCCASIONAL SNOW WILL CONTINUE TONIGHT.

* TOTAL SNOW ACCUMULATIONS...5 TO 10 INCHES...HEAVIEST ALONG 
  WEST FACING SLOPES. 

* WINDS/VISIBILITY...WEST TO NORTHWEST WINDS 25 TO 35 MPH WITH 
  GUSTS TO 50 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE 
  HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. 

* IMPACTS...MAINLY TO TRAVEL AND OUTDOOR RECREATION. MOUNTAIN
  TRAVEL WILL BE VERY HAZARDOUS WITH ICY AND SNOW PACKED ROADS AND
  LOW VISIBILITIES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ115-261200-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
LARAMIE VALLEY-
INCLUDING THE CITIES OF...BOSLER...LARAMIE
759 PM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...LIGHT SNOW WILL END TONIGHT, BUT GUSTY WINDS WILL
  PRODUCE AREAS OF BLOWING SNOW THROUGH EARLY MONDAY MORNING. 

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 25 TO 40 MPH WITH GUSTS TO 55 MPH.
  VISIBILITIES WILL BE REDUCED TO LESS THAN ONE HALF MILE AT TIMES
  IN FALLING AND BLOWING SNOW.

* IMPACTS...MAINLY TO TRAVEL. TRAVEL WILL BE VERY HAZARDOUS WITH
  ICY AND SNOW PACKED ROADS AND LOW VISIBILITIES.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

NEZ020-021-054-055-WYZ118-119-261200-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
BANNER-MORRILL-KIMBALL-CHEYENNE-CENTRAL LARAMIE COUNTY-
EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...HARRISBURG...ANGORA...BRIDGEPORT...
BAYARD...REDINGTON...KIMBALL...BROWNSON...SIDNEY...CHEYENNE...
PINE BLUFFS
759 PM MST SUN DEC 25 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

* TIMING...LIGHT SNOW WILL END TONIGHT, BUT GUSTY WINDS WILL
  PRODUCE AREAS OF BLOWING SNOW THROUGH EARLY MONDAY MORNING. 

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 25 TO 35 MPH WITH GUSTS UP TO
  50 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE HALF MILE
  AT TIMES IN BLOWING SNOW.

* IMPACTS...TRAVEL WILL BE VERY HAZARDOUS WITH ICY AND SNOW COVERED
  ROADS AND LOW VISIBILITIES. TRAVEL IS HIGHLY DISCOURAGED
  TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$
443 
WWUS45 KCYS 260950
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
250 AM MST MON DEC 26 2016

...POTENT WINTER STORM WILL SEVERELY IMPACT TRAVEL ACROSS MUCH OF
SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE THROUGH THIS MORNING...

.LIGHT SNOW WILL CONTINUE AT TIMES THIS MORNING...BUT GUSTY WINDS
WILL PERSIST... CAUSING AREAS OF BLOWING SNOW. THE WORST
CONDITIONS WILL CONTINUE IN THE ARLINGTON AREA ALONG I-80 WHERE
GROUND BLIZZARD CONDITIONS ARE EXPECTED. EXTENDED THE WINTER STORM
WARNING THROUGH EARLY MONDAY AFTERNOON FOR THESE CONDITIONS. ALSO
EXTENDED THE WINTER WEATHER ADVISORY FOR BLOWING SNOW FOR THE
SOUTHERN LARAMIE RANGE AND FOOTHILLS...AND SOUTHWEST PLATTE
COUNTY DUE TO STRONG WINDS LIKELY TO CREATE HAZARDOUS CONDITIONS
IN BLOWING SNOW. TRAVEL ACROSS THE REGION IS HIGHLY DISCOURAGED.
IF YOU MUST TRAVEL...PACK AN EMERGENCY SAFETY KIT WITH EXTRA
FOOD... WATER...BLANKETS...AND WINTER GEAR IN CASE YOU BECOME
STRANDED. REMEMBER TO NOTIFY FRIENDS OR RELATIVES OF YOUR TRAVEL
INTENTIONS BEFORE VENTURING OUT. THIS IS A DANGEROUS STORM.

NEZ002-003-019-095-096-WYZ101-102-107-108-261200-
/O.CON.KCYS.WS.W.0018.000000T0000Z-161226T1200Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-NORTH SIOUX-SOUTH SIOUX-
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-
INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE...
SCOTTSBLUFF...GERING...HARRISON...AGATE...BILL...DOUGLAS...
DEER CREEK...GLENROCK...LUSK...REDBIRD...WHEATLAND...GUERNSEY...
TORRINGTON
250 AM MST MON DEC 26 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST EARLY
THIS MORNING...

* TIMING...LIGHT SNOW WILL END THIS MORNING. GUSTY WINDS WILL
  CONTINUE THROUGH TONIGHT.

* TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 25 TO 35 MPH WITH GUSTS TO 
  50 MPH. VISIBILITIES MAY BE REDUCED TO LESS THAN ONE MILE IN 
  BLOWING SNOW. 

* IMPACTS...HOLIDAY TRAVEL WILL BE EXTREMELY DANGEROUS OR 
  IMPOSSIBLE TONIGHT WITH ICY AND SNOW PACKED ROADS AND NEAR 
  BLOWING SNOW POWER OUTAGES ARE ALSO POSSIBLE. AVOID TRAVEL. IF 
  YOU MUST...CARRY A WINTER SURVIVAL KIT IN YOUR VEHICLE AND 
  NOTIFY FRIENDS AND RELATIVES PRIOR TO VENTURING OUT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND ICE
ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO EXPECTED. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WYZ110-261800-
/O.CON.KCYS.WS.W.0018.000000T0000Z-161226T2000Z/
NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN
250 AM MST MON DEC 26 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM MST THIS
AFTERNOON...

* TIMING...LIGHT SNOW WILL END THIS MORNING. VERY STRONG WINDS
  WILL CONTINUE THROUGH EARLY AFTERNOON RESULTING IN GROUND
  BLIZZARD CONDITIONS.

* TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 35 TO 50 MPH WITH GUSTS TO 
  75 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER 
  MILE IN BLOWING SNOW. 

* IMPACTS...HOLIDAY TRAVEL WILL BE EXTREMELY DANGEROUS OR 
  IMPOSSIBLE TONIGHT AND PERHAPS THROUGH MONDAY AFTERNOON WITH 
  ICY AND SNOW PACKED ROADS AND GROUND BLIZZARD CONDITIONS. 
  AVOID TRAVEL. IF YOU MUST...CARRY A WINTER SURVIVAL KIT IN 
  YOUR VEHICLE AND NOTIFY FRIENDS AND RELATIVES PRIOR TO 
  VENTURING OUT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND ICE
ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO EXPECTED. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WYZ103>105-109-111-113-261200-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL CARBON COUNTY-SOUTHWEST CARBON COUNTY-
UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...GARRETT...SEMINOE DAM...MEDICINE BOW...
SHIRLEY BASIN...RAWLINS...BAGGS...SARATOGA...ENCAMPMENT
250 AM MST MON DEC 26 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST EARLY
THIS MORNING...

* TIMING...LIGHT SNOW HAS ENDED...BUT GUSTY WINDS WILL PRODUCE
  AREAS OF BLOWING SNOW THROUGH EARLY THIS MORNING.

* TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 25 TO 35 MPH WITH GUSTS UP 
  TO 50 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE HALF 
  MILE AT TIMES IN BLOWING SNOW. 

* IMPACTS...TRAVEL WILL BE VERY HAZARDOUS WITH ICY AND SNOW 
  COVERED ROADS AND LOW VISIBILITIES. TRAVEL IS HIGHLY 
  DISCOURAGED TONIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ112-114-261200-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...CENTENNIAL...ALBANY
250 AM MST MON DEC 26 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST EARLY
THIS MORNING...

* TIMING...OCCASIONAL SNOW WILL CONTINUE THIS MORNING.

* TOTAL SNOW ACCUMULATIONS...5 TO 10 INCHES...HEAVIEST ALONG 
  WEST FACING SLOPES. 

* WINDS/VISIBILITY...WEST TO NORTHWEST WINDS 25 TO 35 MPH WITH 
  GUSTS TO 50 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE 
  HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. 

* IMPACTS...MAINLY TO TRAVEL AND OUTDOOR RECREATION. MOUNTAIN 
  TRAVEL WILL BE VERY HAZARDOUS WITH ICY AND SNOW PACKED ROADS 
  AND LOW VISIBILITIES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ115-261200-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
LARAMIE VALLEY-
INCLUDING THE CITIES OF...BOSLER...LARAMIE
250 AM MST MON DEC 26 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST EARLY
THIS MORNING...

* TIMING...LIGHT SNOW HAS ENDED...BUT GUSTY WINDS WILL PRODUCE
  AREAS OF BLOWING SNOW THROUGH EARLY THIS MORNING.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 25 TO 40 MPH WITH GUSTS TO 
  55 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE HALF 
  MILE AT TIMES IN FALLING AND BLOWING SNOW. 

* IMPACTS...MAINLY TO TRAVEL. TRAVEL WILL BE VERY HAZARDOUS WITH 
  ICY AND SNOW PACKED ROADS AND LOW VISIBILITIES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

WYZ106-116-117-261800-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T2000Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF...BORDEAUX...BUFORD...PUMPKIN VINE...
VEDAUWOO...WHITAKER...FEDERAL...HORSE CREEK
250 AM MST MON DEC 26 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM MST THIS
AFTERNOON...

* TIMING...LIGHT SNOW WILL END THIS MORNING. STRONG WINDS WILL
  CONTINUE THROUGH EARLY MONDAY AFTERNOON CAUSING AREAS OF BLOWING
  SNOW.

* TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 25 TO 45 MPH WITH GUSTS UP 
  TO 65 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE MILE 
  IN BLOWING SNOW. 

* IMPACTS...TRAVEL WILL BE VERY HAZARDOUS WITH ICY AND SNOW 
  COVERED ROADS AND LOW VISIBILITIES. TRAVEL IS HIGHLY 
  DISCOURAGED TONIGHT THROUGH MONDAY MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$

NEZ020-021-054-055-WYZ118-119-261200-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
BANNER-MORRILL-KIMBALL-CHEYENNE-CENTRAL LARAMIE COUNTY-
EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...HARRISBURG...ANGORA...BRIDGEPORT...
BAYARD...REDINGTON...KIMBALL...BROWNSON...SIDNEY...CHEYENNE...
PINE BLUFFS
250 AM MST MON DEC 26 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST EARLY
THIS MORNING...

* TIMING...LIGHT SNOW HAS ENDED...BUT GUSTY WINDS WILL PRODUCE
  AREAS OF BLOWING SNOW THROUGH EARLY THIS MORNING.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 25 TO 35 MPH WITH GUSTS UP 
  TO 50 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE HALF 
  MILE AT TIMES IN BLOWING SNOW. 

* IMPACTS...TRAVEL WILL BE VERY HAZARDOUS WITH ICY AND SNOW 
  COVERED ROADS AND LOW VISIBILITIES. TRAVEL IS HIGHLY 
  DISCOURAGED TONIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$
613 
WWUS45 KCYS 261154
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
454 AM MST MON DEC 26 2016

...STRONG WINDS WILL CONTINUE TO CREATE BLOWING SNOW FOR SOME
AREAS TODAY...

NEZ002-003-019-095-096-WYZ101-102-107-108-261300-
/O.EXP.KCYS.WS.W.0018.000000T0000Z-161226T1200Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-NORTH SIOUX-SOUTH SIOUX-
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-
INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE...
SCOTTSBLUFF...GERING...HARRISON...AGATE...BILL...DOUGLAS...
DEER CREEK...GLENROCK...LUSK...REDBIRD...WHEATLAND...GUERNSEY...
TORRINGTON
454 AM MST MON DEC 26 2016

...WINTER STORM WARNING WILL EXPIRE AT 5 AM MST EARLY THIS
MORNING...

THE LOW PRESSURE SYSTEM THAT BROUGHT THE WIDESPREAD SNOW IS MOVING
WELL EAST. WIDESPREAD HEAVY SNOW IS NO LONGER EXPECTED.
THEREFORE...THE WINTER STORM WARNING WILL BE ALLOWED TO EXPIRE ON
TIME AT 5 AM.

$$

WYZ103>105-109-111-113-261300-
/O.EXP.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL CARBON COUNTY-SOUTHWEST CARBON COUNTY-
UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...GARRETT...SEMINOE DAM...MEDICINE BOW...
SHIRLEY BASIN...RAWLINS...BAGGS...SARATOGA...ENCAMPMENT
454 AM MST MON DEC 26 2016

...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 AM MST EARLY THIS
MORNING...

THE LOW PRESSURE SYSTEM THAT BROUGHT THE WIDESPREAD SNOW IS MOVING
WELL EAST. WIDESPREAD HEAVY SNOW IS NO LONGER EXPECTED.
THEREFORE...THE WINTER WEATHER ADVISORY WILL BE ALLOWED TO EXPIRE
ON TIME AT 5 AM.

$$

WYZ112-114-261300-
/O.EXP.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...CENTENNIAL...ALBANY
454 AM MST MON DEC 26 2016

...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 AM MST EARLY THIS
MORNING...

THE LOW PRESSURE SYSTEM THAT BROUGHT THE WIDESPREAD SNOW IS MOVING
WELL EAST. WIDESPREAD HEAVY SNOW IS NO LONGER EXPECTED.
THEREFORE...THE WINTER WEATHER ADVISORY WILL BE ALLOWED TO EXPIRE
ON TIME AT 5 AM.

$$

WYZ115-261300-
/O.EXP.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
LARAMIE VALLEY-
INCLUDING THE CITIES OF...BOSLER...LARAMIE
454 AM MST MON DEC 26 2016

...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 AM MST EARLY THIS
MORNING...

THE LOW PRESSURE SYSTEM THAT BROUGHT THE WIDESPREAD SNOW IS MOVING
WELL EAST. WIDESPREAD HEAVY SNOW IS NO LONGER EXPECTED.
THEREFORE...THE WINTER WEATHER ADVISORY WILL BE ALLOWED TO EXPIRE
ON TIME AT 5 AM.

$$

NEZ020-021-054-055-WYZ118-119-261300-
/O.EXP.KCYS.WW.Y.0039.000000T0000Z-161226T1200Z/
BANNER-MORRILL-KIMBALL-CHEYENNE-CENTRAL LARAMIE COUNTY-
EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...HARRISBURG...ANGORA...BRIDGEPORT...
BAYARD...REDINGTON...KIMBALL...BROWNSON...SIDNEY...CHEYENNE...
PINE BLUFFS
454 AM MST MON DEC 26 2016

...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 AM MST EARLY THIS
MORNING...

THE LOW PRESSURE SYSTEM THAT BROUGHT THE WIDESPREAD SNOW IS MOVING
WELL EAST. WIDESPREAD HEAVY SNOW IS NO LONGER EXPECTED.
THEREFORE...THE WINTER WEATHER ADVISORY WILL BE ALLOWED TO EXPIRE
ON TIME AT 5 AM.

$$

WYZ110-262000-
/O.CON.KCYS.WS.W.0018.000000T0000Z-161226T2000Z/
NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN
454 AM MST MON DEC 26 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM MST THIS
AFTERNOON...

* TIMING...LIGHT SNOW WILL END THIS MORNING. VERY STRONG WINDS 
  WILL CONTINUE THROUGH EARLY AFTERNOON RESULTING IN GROUND 
  BLIZZARD CONDITIONS. 

* TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 35 TO 50 MPH WITH GUSTS TO 
  75 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER 
  MILE IN BLOWING SNOW. 

* IMPACTS...HOLIDAY TRAVEL WILL BE EXTREMELY DANGEROUS OR 
  IMPOSSIBLE TONIGHT AND PERHAPS THROUGH MONDAY AFTERNOON WITH 
  ICY AND SNOW PACKED ROADS AND GROUND BLIZZARD CONDITIONS. 
  AVOID TRAVEL. IF YOU MUST...CARRY A WINTER SURVIVAL KIT IN 
  YOUR VEHICLE AND NOTIFY FRIENDS AND RELATIVES PRIOR TO 
  VENTURING OUT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND ICE
ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO EXPECTED. THIS
WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WYZ106-116-117-262000-
/O.CON.KCYS.WW.Y.0039.000000T0000Z-161226T2000Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF...BORDEAUX...BUFORD...PUMPKIN VINE...
VEDAUWOO...WHITAKER...FEDERAL...HORSE CREEK
454 AM MST MON DEC 26 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM MST THIS
AFTERNOON...

* TIMING...LIGHT SNOW WILL END THIS MORNING. STRONG WINDS WILL 
  CONTINUE THROUGH EARLY MONDAY AFTERNOON CAUSING AREAS OF 
  BLOWING SNOW. 

* TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES.

* WINDS/VISIBILITY...NORTHWEST WINDS 25 TO 45 MPH WITH GUSTS UP 
  TO 65 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE MILE 
  IN BLOWING SNOW. 

* IMPACTS...TRAVEL WILL BE VERY HAZARDOUS WITH ICY AND SNOW 
  COVERED ROADS AND LOW VISIBILITIES. TRAVEL IS HIGHLY 
  DISCOURAGED TONIGHT THROUGH MONDAY MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND
DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING...
ESPECIALLY IN OPEN AREAS.

&&

$$
143 
WWUS45 KCYS 262000
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
100 PM MST MON DEC 26 2016

...WINTER STORM WARNING WILL EXPIRE AT 1 PM MST THIS AFTERNOON...

WYZ110-262100-
/O.EXP.KCYS.WS.W.0018.000000T0000Z-161226T2000Z/
NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN
100 PM MST MON DEC 26 2016

...WINTER STORM WARNING WILL EXPIRE AT 1 PM MST THIS AFTERNOON...

WINDS AND BLOWING SNOW HAS DECREASED WITH IMPROVING VISIBILITIES
BETWEEN LARAMIE AND RAWLINS.

$$

WYZ106-116-117-262100-
/O.EXP.KCYS.WW.Y.0039.000000T0000Z-161226T2000Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF...BORDEAUX...BUFORD...PUMPKIN VINE...
VEDAUWOO...WHITAKER...FEDERAL...HORSE CREEK
100 PM MST MON DEC 26 2016

...WINTER WEATHER ADVISORY WILL EXPIRE AT 1 PM MST THIS
AFTERNOON...

WINDS AND BLOWING SNOW HAS DECREASED WITH IMPROVING VISIBILITIES
BETWEEN CHEYENNE AND LARAMIE...AND BETWEEN CHEYENNE AND WHEATLAND.

$$

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 Cheyenne, WY wrote its last area forecast discussion before this winter storm warning went out at Dec 23, 10:00 PM MST, 5 hours 51 minutes earlier.

Area forecast discussion, Dec 23, 10:00 PM MST, 5 hours 51 minutes before
Area Forecast Discussion...UPDATED
National Weather Service Cheyenne WY
1000 PM MST Fri Dec 23 2016

.UPDATE...
Issued at 627 PM MST Fri Dec 23 2016

Light winds and clear skies resulting in quick radiational cooling
across the Nebraska Panhandle early this evening. Temperatures were
within 5 degrees of the forecast lows at Alliance and Chadron.
Lowered minima at least 5 degrees, trending toward the colder MOS.

&&

.SHORT TERM...(This evening through Sunday night)
Issued at 217 PM MST Fri Dec 23 2016

Pretty quiet weather through Saturday night with general
southwesterly flow aloft and weak gradients.  Highs will be around
10-15 degrees above normal on Saturday with 700 mb temps rising to
around 1C by the aftn.  Soundings across the Nebraska Panhandle on
Saturday night suggest patchy fog/freezing drizzle may be possible,
so added that to the grids.  Models continue to be in good agreement
with the system on Christmas Day, with rapid cyclogenesis occurring
over western Nebraska into south-central South Dakota by the aftn.
There have been no significant changes in the 12Z guidance.  Precip
will develop over the western Nebraska Panhandle during the morning.
Soundings at CDR/AIA suggest a brief period (from around 12-15Z)
where sleet may occur before colder air moves in aloft.  This could
limit snow ratios some during the morning over the far eastern
zones.  Snow amounts of 2-5 inches still look possible from Niobrara
county into the northern Nebraska Panhandle as this area will be
closest to the strengthening TROWAL.  Will have to watch out for
significant impacts in the Arlington area by the aftn/evening as
gusts to 55 mph will combine with falling snow to produce areas of
blowing snow.  This is very progressive system so snow will come to
an end shortly after midnight.

The other story with this system will be the strong winds developing
by the morning into the evening as cyclogenesis occurs to the
northeast of the CWA.  Went with a blend of CONSALL/CONSMOS through
the evening as SuperBlend winds appear too low.  Went ahead and
issued a High Wind Watch from the southern Laramie Range eastward to
Cheyenne from late morning through the evening.  All models indicate
700 mb winds of 50-65 kts over this time period from eastern Albany
county into Laramie county.  MET/MAV guidance at CYS is around 30
kts through the early evening.  Our office blowing snow model is
showing some pretty high probabilities over Niobrara county eastward
to Dawes county, so definitely believe blowing snow will be
significant impact even after the snow ends.

.LONG TERM...(Monday through Friday)
Issued at 232 PM MST Fri Dec 23 2016

Medium to Long Range models in good agreement through next
week...showing strong west to northwest flow aloft and very windy
conditions across most of the area. Not too much to discuss in
terms of precipitation due to the drier northwest flow...but some
occasional mountain snows are expected as a front moves into
southeast Wyoming on Wednesday and again late Friday of next week.
Winds will be the main concern as an active jet stream will be
just north of the forecast area. The flow aloft will also be
anticyclonic in nature which favors strong winds across southeast
Wyoming. Models show some pretty impressive gradients...especially
Tuesday night/Wednesday morning with peak 850-700mb gradients
between 70m to 90m. In addition...models indicate plenty of
subsidence across southeast Wyoming with 700mb winds speeds between
60 to 80 knots. Wednesday may be one of the more widespread wind
events this area has seen in a few years. High Wind Watches and
Warnings are expected on Tuesday and Wednesday at the very least.
Models all indicate strong winds subsiding briefly on Thursday
before potentially increasing on Friday ahead of the next cold
front. Thankfully...temperatures will not be too cold due to
downslope winds with Monday likely the coldest day of the week with
highs in the 20's to low 30's.

&&

.AVIATION...(For the 06Z TAFS through 06Z Saturday evening)
Issued at 1000 PM MST Fri Dec 23 2016

VFR with occasional ceilings AOA FL100-120. Southeast WY...South-
southwest winds 8-15 kt, except gusting to 30 kt at RWL until 15Z.
Western NE...Variable to southeasterly winds 5-10 kt.

&&

.FIRE WEATHER...
Issued at 213 AM MST Fri Dec 23 2016

No fire weather concerns with a cool and unsettled weather pattern
in place.

&&

.CYS WATCHES/WARNINGS/ADVISORIES...
WY...Winter Storm Watch from late Saturday night through late Sunday
     night for WYZ102.

     High Wind Watch from Sunday morning through Sunday evening for
     WYZ116>118.

NE...Winter Storm Watch from late Saturday night through late Sunday
     night for NEZ002-003-095.

&&

UPDATE...MAJ
SHORT TERM...ZF
LONG TERM...TJT
AVIATION...MAJ
FIRE WEATHER...CLH
Hazardous weather outlook, Dec 24, 3:31 AM MST, 20 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHEYENNE WY
331 AM MST SAT DEC 24 2016

NEZ019>021-054-055-096-WYZ101-103>119-251045-
SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-SOUTH SIOUX-
CONVERSE COUNTY LOWER ELEVATIONS-NORTH LARAMIE RANGE-
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-SHIRLEY BASIN-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN 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-
CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
331 AM MST SAT DEC 24 2016

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

.DAY ONE...TODAY AND TONIGHT

WIND GUSTS TO 55 MPH ARE LIKELY ALONG INTERSTATE 80 BETWEEN
LARAMIE AND RAWLINS TODAY. SUDDEN WIND GUSTS COULD CREATE A BLOW
OFF BLOWOVER RISK FOR LIGHT WEIGHT AND HIGH PROFILE VEHICLES NEAR
ARLINGTON.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

ACCUMULATING SNOW WILL RETURN TO THE AREA CHRISTMAS DAY. LIGHT TO
MODERATE SNOW ACCUMULATIONS WILL LIKELY HAVE SOME IMPACTS ON
HOLIDAY TRAVEL...MAINLY NORTH OF INTERSTATE 80 BUT ALSO FOR ELK
MOUNTAIN...ARLINGTON AND THE SNOWY AND SIERRA MADRE MOUNTAINS.
NORTHWEST WINDS MAY GUST IN EXCESS OF 60 MPH SUNDAY. A HIGH WIND
WATCH IS IN EFFECT FROM THE SOUTHERN LARAMIE RANGE TO CHEYENNE
SUNDAY. THOSE WITH CHRISTMAS DAY TRAVEL PLANS SHOULD MONITOR THE
LATEST FORECASTS OVER THE NEXT FEW DAYS.

STRONG WINDS CAN BE EXPECTED ON A DAILY BASIS NEXT WEEK. WIND
PRONE AREAS ARE LIKELY TO EXPERIENCE WIND GUSTS IN EXCESS OF 60
MPH EACH DAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

NEZ002-003-095-WYZ102-251045-
DAWES-BOX BUTTE-NORTH SIOUX-NIOBRARA COUNTY-
331 AM MST SAT DEC 24 2016

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

.DAY ONE...TODAY AND TONIGHT

FREEZING DRIZZLE AND POSSIBLY FREEZING RAIN IS EXPECTED TO DEVELOP
LATE TONIGHT AND PERSIST INTO SUNDAY MORNING. ICE ACCUMULATIONS ON
ROAD SURFACES WILL PRODUCE SLICK ROADS AND DANGEROUS DRIVING
CONDITIONS LATE TONIGHT INTO SUNDAY.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

ACCUMULATING SNOW WILL RETURN TO THE AREA CHRISTMAS DAY. LIGHT TO
MODERATE SNOW ACCUMULATIONS WILL LIKELY HAVE IMPACTS ON HOLIDAY
TRAVEL. NORTHWEST WINDS MAY GUST IN EXCESS OF 50 MPH SUNDAY
PRODUCING AREAS OF BLOWING AND DRIFTING SNOW. WINTER STORM
WARNINGS ARE IN EFFECT FOR THE NORTHERN NEBRASKA PANHANDLE AND
NIOBRARA COUNTY IN EAST CENTRAL WYOMING FOR SUNDAY AND SUNDAY
NIGHT. THOSE WITH CHRISTMAS DAY TRAVEL PLANS SHOULD MONITOR THE
LATEST FORECASTS OVER THE NEXT FEW DAYS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 24, 3:51 AM MSTWinter Storm WatchCYSAlbany, Carbon10 hr
Dec 24, 3:51 AM MSTWinter Weather AdvisoryCYSAlbany, Carbon, Converse, Goshen, Laramie, Platte57 hr
Dec 24, 11:29 AM MSTHigh Wind WarningCYSAlbany, Carbon, Converse, Laramie, Platte4 days

Nearby

Winter Storm Warnings in Wyoming, 2016Winter Storm Warnings in Nebraska, 2016Every winter storm warning in 2016

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.