Winter Weather Warnings / Watches / Advisories
Issued by NWS Cheyenne, WY

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WWUS45 KCYS 231007
WSWCYS

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
307 AM MST Thu Feb 23 2017

...MAJOR WINTER STORM TO CONTINUE THROUGH FRIDAY MORNING...

...BLIZZARD CONDITIONS EXPECTED IN WESTERN CARBON COUNTY THIS
MORNING AND AFTERNOON...

WYZ104-109-111-240000-
/O.UPG.KCYS.WS.W.0006.000000T0000Z-170224T1800Z/
/O.NEW.KCYS.BZ.W.0001.170223T1007Z-170224T1800Z/
Ferris/Seminoe/Shirley Mountains-Central Carbon County-
Southwest Carbon County-
Including the cities of Seminoe Dam, Rawlins, and Baggs
307 AM MST Thu Feb 23 2017

...BLIZZARD WARNING IN EFFECT UNTIL 11 AM MST FRIDAY...

The National Weather Service in Cheyenne has issued a Blizzard
Warning, which is in effect until 11 AM MST Friday. The Winter
Storm Warning is no longer in effect.

* TIMING...Snow, heavy at times, will continue through Friday
  morning. Strong winds will persist through at least early this
  afternoon before gradually decreasing.

* TOTAL SNOW ACCUMULATIONS...10 to 15 inches over northern parts
  of Carbon county including Muddy Gap. Otherwise, generally 6 to
  12 inches across western Carbon county.

* WINDS/VISIBILITY...Northwest 25 to 35 MPH with gusts to 45 MPH
  through late afternoon, shifting to the northeast 15 to 25 MPH
  in the evening. Visibilities will be frequently reduced to one
  quarter of a mile or less today.

* IMPACTS...The combination of heavy snow and strong winds will
  cause significant blowing and drifting snow with extremely low
  visibilities and near whiteout conditions. Travel across western
  Carbon county will be extremely dangerous or impossible today!
  Avoid travel!

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Blizzard Warning means severe winter weather conditions are
expected or occurring. Falling and blowing snow with strong winds
and poor visibilities are likely. This will lead to whiteout
conditions...making travel extremely dangerous. Do not travel. If
you must travel...have a winter survival kit with you. If you get
stranded...stay with your vehicle.

&&

$$

WYZ112-114-240000-
/O.CON.KCYS.WS.W.0006.000000T0000Z-170224T1800Z/
Sierra Madre Range-Snowy Range-
Including the cities of Centennial and Albany
307 AM MST Thu Feb 23 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST
FRIDAY...

* TIMING...Snow, heavy at times, will continue through Friday
  morning.

* TOTAL SNOW ACCUMULATIONS...1 to 2 feet. Locally higher amounts
  are possible.

* WINDS/VISIBILITY...Winds variable in direction 10 to 20 MPH
  with gusts up to 30 MPH. Visibilities will be reduced to under
  one half mile at times in falling snow.

* IMPACTS...High impacts for travel and outdoor recreation.
  Expect extremely dangerous or impossible mountain travel with
  icy and snow packed roads and periods of low visibility. Those
  with outdoor interests in the Snowy and Sierra Madre mountain
  ranges should be prepared for severe winter conditions which
  will be dangerous and life threatening to anyone caught
  unprepared.

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.

&&

$$

WYZ103-105-106-110-113-115>117-240000-
/O.CON.KCYS.WS.W.0006.000000T0000Z-170224T1800Z/
North Laramie Range-Shirley Basin-
Central Laramie Range and Southwest Platte County-
North Snowy Range Foothills-Upper North Platte River Basin-
Laramie Valley-South Laramie Range-South Laramie Range Foothills-
Including the cities of Garrett, Medicine Bow, Shirley Basin,
Bordeaux, Arlington, Elk Mountain, Saratoga, Encampment, Bosler,
Laramie, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal,
and Horse Creek
307 AM MST Thu Feb 23 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST
FRIDAY...

* TIMING...Snow, heavy at times, will continue through Friday
  morning.

* TOTAL SNOW ACCUMULATIONS...4 to 8 inches in the Laramie Valley
  and Upper North Platte Valley, otherwise 7 to 13 inches in lower
  elevations west of the Laramie Range. 10 to 15 inches over the
  southern and central Laramie Range. Up to 2 feet of snow is
  expected over the northern Laramie Range.

* WINDS/VISIBILITY...East to northeast winds 15 to 25 MPH with
  occasional gusts to 35 MPH. Visibilities will be reduced to
  under one half mile at times in falling and blowing snow.

* IMPACTS...Mainly to transportation. Icy and snow packed roads
  and low visibilities will lead to extremely dangerous or
  impossible travel conditions.

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.

&&

$$

NEZ002-003-019-020-095-096-WYZ101-102-107-108-118-119-240000-
/O.CON.KCYS.WS.W.0006.000000T0000Z-170224T1800Z/
Dawes-Box Butte-Scotts Bluff-Banner-North Sioux-South Sioux-
Converse County Lower Elevations-Niobrara County-
East Platte County-Goshen County-Central Laramie County-
East Laramie County-
Including the cities of Chadron, Chadron St Park, Alliance,
Scottsbluff, Gering, Harrisburg, Harrison, Agate, Bill, Douglas,
Deer Creek, Glenrock, Lusk, Redbird, Wheatland, Guernsey,
Torrington, Cheyenne, and Pine Bluffs
307 AM MST Thu Feb 23 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST
FRIDAY...

* TIMING...Snow will increase in coverage and intensity this
  morning, then continue through Friday morning. The snow will be
  heavy at times today.

* TOTAL SNOW ACCUMULATIONS...10 to 16 inches with locally higher
  amounts possible across much of east central Wyoming and the
  northern Nebraska Panhandle. 7 to 13 inches along a Cheyenne to
  Scottsbluff line.

* WINDS/VISIBILITY...East to northeast winds 25 to 35 MPH with
  gusts to 45 MPH across east central Wyoming, including Douglas
  and Lusk. Otherwise, 10 to 20 MPH with higher gusts.
  Visibilities will be reduced to one quarter of a mile at times
  in falling and blowing snow with near blizzard conditions over
  Converse and Niobrara counties.

* IMPACTS...The combination of heavy snow and gusty winds will
  cause considerable blowing and drifting snow with periods of
  very low visibilities. This will make travel extremely dangerous
  or impossible today, especially in northern areas.

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.

&&

$$

NEZ021-054-055-240000-
/O.CON.KCYS.WS.W.0006.170223T1200Z-170224T1800Z/
Morrill-Kimball-Cheyenne-
Including the cities of Angora, Bridgeport, Bayard, Redington,
Kimball, Brownson, and Sidney
307 AM MST Thu Feb 23 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST
FRIDAY...

* TIMING...Snow will develop this morning and continue through
  Friday morning. The snow will be heavy at times.

* TOTAL SNOW ACCUMULATIONS...5 to 10 inches, decreasing with
  southward extent.

* WINDS/VISIBILITY...East to northeast winds 15 to 20 MPH with
  higher gusts. Visibilities will be reduced to under one half
  mile at times in falling and blowing snow.

* IMPACTS...Mainly to transportation. Icy and snow packed roads
  and low visibilities will lead to extremely dangerous or
  impossible travel conditions.

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.

&&

$$

HAMMER



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