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Winter Storm Warning


URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
736 AM MST Mon Feb 19 2018

...A strong winter storm continues across all of Central,
Southern, and portions of northern Wyoming today...

.Steady light, occasionally moderate to heavy, snow continues
across Central and Southern Wyoming today. This storm will cause
significant travel impacts with possible road closures.

WYZ019-191900-
/O.CON.KRIW.WS.W.0006.000000T0000Z-180220T0600Z/
Green Mountains and Rattlesnake Range-
Including the city of Jeffrey City
736 AM MST Mon Feb 19 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* WHAT...Steady light to moderate snow continues today. Snow
  will occur into this evening. Total snow accumulations of 6 to
  9 inches west of Jeffrey City with 9 to 12 inches from Jeffrey
  City eastward to Pathfinder and Alcova.

* WHERE...Green Mountains and Rattlesnake Range.

* WHEN...Until 11 PM MST Monday.

* ADDITIONAL DETAILS...Plan on difficult travel conditions.
  Winds gusting as high as 25 mph will cause patchy blowing and
  much drifting snow. The cold wind chills as low as 20 below
  zero could cause frostbite on exposed skin in as little as 30
  minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow and blowing snow means severe
winter weather conditions will make travel very hazardous or
impossible. If you must travel, keep an extra flashlight, food
and water in your vehicle in case of an emergency. The latest
road conditions for the state you are calling from can be
obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
736 AM MST Mon Feb 19 2018

...A strong winter storm continues across all of Central,
Southern, and portions of northern Wyoming today...

.Steady light, occasionally moderate to heavy, snow continues
across Central and Southern Wyoming today. This storm will cause
significant travel impacts with possible road closures.

WYZ020-022-191900-
/O.CON.KRIW.WS.W.0006.000000T0000Z-180220T0600Z/
Natrona County Lower Elevations-Casper Mountain-
Including the city of Casper
736 AM MST Mon Feb 19 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* WHAT...Snow, heavy at times today, with a lighter snow this
  evening. Additional snowfall by this evening will be 5 to 8
  inches with snow totals of 10 to 15 inches, with 12 to 20
  inches on Casper Mountain.

* WHERE...Natrona County Lower Elevations and Casper Mountain.

* WHEN...Until 11 PM MST Monday.

* ADDITIONAL DETAILS...Plan on difficult travel conditions.
  Winds gusting as high as 25 mph in open areas will cause some
  blowing and much drifting snow. The cold wind chills as low as
  25 below zero could cause frostbite on exposed skin in as
  little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow and blowing snow means severe
winter weather conditions will make travel very hazardous or
impossible. If you must travel, keep an extra flashlight, food
and water in your vehicle in case of an emergency. The latest
road conditions for the state you are calling from can be
obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
736 AM MST Mon Feb 19 2018

...A strong winter storm continues across all of Central,
Southern, and portions of northern Wyoming today...

.Steady light, occasionally moderate to heavy, snow continues
across Central and Southern Wyoming today. This storm will cause
significant travel impacts with possible road closures.

WYZ027-191900-
/O.EXT.KRIW.WS.W.0006.000000T0000Z-180220T0000Z/
South Lincoln County-
Including the cities of Kemmerer and Cokeville
736 AM MST Mon Feb 19 2018

...WINTER STORM WARNING NOW IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* WHAT...Snow will continue much of today. Total snow
  accumulations of 4 to 7 inches with locally higher amounts.

* WHERE...South Lincoln County.

* WHEN...Until 5 PM MST this afternoon.

* ADDITIONAL DETAILS...Plan on difficult travel conditions.
  Winds gusting as high as 30 mph will cause areas of blowing
  and drifting snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
736 AM MST Mon Feb 19 2018

...A strong winter storm continues across all of Central,
Southern, and portions of northern Wyoming today...

.Steady light, occasionally moderate to heavy, snow continues
across Central and Southern Wyoming today. This storm will cause
significant travel impacts with possible road closures.

WYZ029-030-191900-
/O.CON.KRIW.WS.W.0006.000000T0000Z-180220T0600Z/
Flaming Gorge-East Sweetwater County-
Including the city of Wamsutter
736 AM MST Mon Feb 19 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* WHAT...Steady snow, moderate at times, will continue into this
  afternoon and evening. Total snow accumulations of 4 to 8
  inches, with 8 to 10 inches across the eastern portion of the
  area.

* WHERE...Flaming Gorge and East Sweetwater County.

* WHEN...Until 11 PM MST Monday.

* ADDITIONAL DETAILS...Plan on difficult travel conditions.
  Winds gusting as high as 35 mph will cause some blowing and
  much drifting snow. The cold wind chills as low as 20 below
  zero could cause frostbite on exposed skin in as little as 30
  minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow and blowing snow means severe
winter weather conditions will make travel very hazardous or
impossible. If you must travel, keep an extra flashlight, food
and water in your vehicle in case of an emergency. The latest
road conditions for the state you are calling from can be
obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
736 AM MST Mon Feb 19 2018

...A strong winter storm continues across all of Central,
Southern, and portions of northern Wyoming today...

.Steady light, occasionally moderate to heavy, snow continues
across Central and Southern Wyoming today. This storm will cause
significant travel impacts with possible road closures.

WYZ010-191900-
/O.CON.KRIW.WS.W.0006.000000T0000Z-180220T0000Z/
Northeast Johnson County-
Including the city of Buffalo
736 AM MST Mon Feb 19 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* WHAT...Light to occasionally moderate snow will continue this
  morning. Total snow accumulations of 5 to 8 inches.

* WHERE...Northeast Johnson County.

* WHEN...Until 5 PM MST Monday.

* ADDITIONAL DETAILS...Plan on difficult travel conditions.
  Winds gusting as high as 25 mph will cause some blowing and
  much drifting snow. The cold wind chills as low as 20 below
  zero could cause frostbite on exposed skin in as little as 30
  minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
736 AM MST Mon Feb 19 2018

...A strong winter storm continues across all of Central,
Southern, and portions of northern Wyoming today...

.Steady light, occasionally moderate to heavy, snow continues
across Central and Southern Wyoming today. This storm will cause
significant travel impacts with possible road closures.

WYZ015-191900-
/O.CON.KRIW.WS.W.0006.000000T0000Z-180219T2100Z/
Wind River Mountains East-
736 AM MST Mon Feb 19 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON...

* WHAT...Snow, heavy at times, and blowing snow expected. Total
  snow accumulations of 6 to 12 inches, with localized amounts
  up to 15 inches, are expected.

* WHERE...Wind River Mountains East.

* WHEN...Until 2 PM MST Monday.

* ADDITIONAL DETAILS...Plan on difficult travel conditions. Tree
  branches could fall. Winds gusting as high as 40 mph will
  cause much blowing and drifting snow. The cold wind chills as
  low as 20 below zero could cause frostbite on exposed skin in
  as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
736 AM MST Mon Feb 19 2018

...A strong winter storm continues across all of Central,
Southern, and portions of northern Wyoming today...

.Steady light, occasionally moderate to heavy, snow continues
across Central and Southern Wyoming today. This storm will cause
significant travel impacts with possible road closures.

WYZ011-191900-
/O.CON.KRIW.WS.W.0006.000000T0000Z-180220T0300Z/
Southeast Johnson County-
Including the city of Kaycee
736 AM MST Mon Feb 19 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING...

* WHAT...Light to occasionally moderate snow will continue into
  this afternoon. Total snow accumulations of 6 to 9 inches,
  with localized amounts up to 11 inches, are expected.

* WHERE...Southeast Johnson County.

* WHEN...Until 8 PM MST Monday.

* ADDITIONAL DETAILS...Plan on difficult travel conditions.
  Winds gusting as high as 25 mph will cause some blowing and
  much drifting snow. The cold wind chills as low as 25 below
  zero could cause frostbite on exposed skin in as little as 30
  minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
415 AM MST Mon Feb 19 2018

UTZ007-191900-
/O.EXT.KSLC.WS.W.0002.000000T0000Z-180219T1900Z/
Wasatch Mountains I-80 North-
Including the cities of Woodruff and Randolph
415 AM MST Mon Feb 19 2018

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

* WHAT...Heavy snow. Additional snow accumulations of 1 to 3
  inches with locally higher amounts.

* WHERE...Wasatch Mountains I-80 North.

* WHEN...Until noon MST.

* ADDITIONAL DETAILS...Widespread winter driving conditions can
  be expected across the entire area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
415 AM MST Mon Feb 19 2018

WYZ021-191900-
/O.CON.KSLC.WS.W.0002.000000T0000Z-180219T1900Z/
Southwest Wyoming-
Including the city of Evanston
415 AM MST Mon Feb 19 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY...

* WHAT...Heavy snow. Total snow accumulations of 6 to 10 inches
  with locally higher amounts.

* WHERE...Southwest Wyoming.

* WHEN...Until noon MST.

* ADDITIONAL DETAILS...Widespread winter driving conditions can
  be expected across the entire area

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
415 AM MST Mon Feb 19 2018

UTZ006-008>010-191915-
/O.CON.KSLC.WS.W.0002.000000T0000Z-180219T2300Z/
Wasatch Mountain Valleys-Wasatch Mountains South of I-80-
Western Uinta Mountains-Wasatch Plateau/Book Cliffs-
Including the cities of Huntsville, Park City, Heber City, Alta,
Brighton, Mirror Lake Highway, and Scofield
415 AM MST Mon Feb 19 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM MST THIS
AFTERNOON...

* WHAT...Heavy snow. Total snow accumulation of 8 to 14 inches
  in the mountain valleys, and 12 to 24 inches with locally
  higher amounts in the mountains.

* WHERE...Wasatch Mountain Valleys, Wasatch Mountains South of I-
   80, Western Uinta Mountains and Wasatch Plateau/Book Cliffs.

* WHEN...Until 4 PM MST.

* ADDITIONAL DETAILS...Widespread winter driving conditions can
  be expected across the entire area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
335 AM MST Mon Feb 19 2018

...SIGNIFICANT ACCUMULATING SNOW LIKELY NORTH AND WEST OF A
CHEYENNE TO ALLIANCE LINE TONIGHT THROUGH MONDAY NIGHT...

NEZ003-096-WYZ106>108-115>117-200000-
/O.CON.KCYS.WS.W.0008.180219T1300Z-180220T0700Z/
Box Butte-South Sioux-
Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-Laramie Valley-
South Laramie Range-South Laramie Range Foothills-
Including the cities of Alliance, Agate, Bordeaux, Wheatland,
Guernsey, Torrington, Bosler, Laramie, Buford, Pumpkin Vine,
Vedauwoo, Whitaker, Federal, and Horse Creek
335 AM MST Mon Feb 19 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST
TONIGHT...

* WHAT...Heavy snow expected. Plan on difficult travel
  conditions, including during the evening commute. Total snow
  accumulations of 3 to 5 inches, with localized amounts up to 8
  inches, are expected.

* WHERE...Including the cities of Laramie, Wheatland, Torrington,
   and Alliance.

* WHEN...6 AM today to midnight.

* ADDITIONAL DETAILS...Winds gusting as high as 30 mph will
  cause patchy blowing and drifting snow. Cold wind chills as
  low as 20 below zero will cause frostbite in as little as 30
  minutes to exposed skin.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are expected. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
335 AM MST Mon Feb 19 2018

...SIGNIFICANT ACCUMULATING SNOW LIKELY NORTH AND WEST OF A
CHEYENNE TO ALLIANCE LINE TONIGHT THROUGH MONDAY NIGHT...

NEZ002-095-WYZ109>114-200000-
/O.CON.KCYS.WS.W.0008.000000T0000Z-180220T0700Z/
Dawes-North Sioux-Central Carbon County-
North Snowy Range Foothills-Southwest Carbon County-
Sierra Madre Range-Upper North Platte River Basin-Snowy Range-
Including the cities of Chadron, Chadron St Park, Harrison,
Rawlins, Arlington, Elk Mountain, Baggs, Saratoga, Encampment,
Centennial, and Albany
335 AM MST Mon Feb 19 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST
TONIGHT...

* WHAT...Heavy snow occurring. Plan on difficult travel
  conditions, including during the morning commute. Additional
  snow accumulations of 5 to 8 inches, with localized amounts up
  to 12 inches, are expected. Snowy and Sierra Madre Ranges
  expected to see 12 to 15 inches of new snowfall.

* WHERE...Carbon County Wyoming and the northern Nebraska
  Panhandle including the cities of Harrison and Chadron.

* WHEN...Until midnight.

* ADDITIONAL DETAILS...Winds gusting as high as 35 mph will cause
  areas of blowing and drifting snow. Cold wind chills as low as
  20 below zero will cause frostbite in as little as 30 minutes to
  exposed skin.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
335 AM MST Mon Feb 19 2018

...SIGNIFICANT ACCUMULATING SNOW LIKELY NORTH AND WEST OF A
CHEYENNE TO ALLIANCE LINE TONIGHT THROUGH MONDAY NIGHT...

WYZ101>105-200000-
/O.CON.KCYS.WS.W.0008.000000T0000Z-180220T0700Z/
Converse County Lower Elevations-Niobrara County-
North Laramie Range-Ferris/Seminoe/Shirley Mountains-
Shirley Basin-
Including the cities of Bill, Douglas, Deer Creek, Glenrock,
Lusk, Redbird, Garrett, Seminoe Dam, Medicine Bow,
and Shirley Basin
335 AM MST Mon Feb 19 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST
TONIGHT...

* WHAT...Heavy snow occurring. Plan on difficult travel
  conditions. Additional snow accumulations of 6 to 9 inches, with
  localized amounts up to 12 inches, are expected. One to two feet
  for the north Laramie Range expected.

* WHERE...Converse County, Niobrara County, North Laramie Range,
  Ferris, Seminoe and Shirley Mountains, and Shirley Basin.

* WHEN...Until midnight.

* ADDITIONAL DETAILS...Winds gusting as high as 25 mph will
  cause patchy blowing and drifting snow. Cold wind chills as
  low as 20 below zero will cause frostbite in as little as 30
  minutes to exposed skin.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
328 AM MST Mon Feb 19 2018

...POTENT WINTER STORM CONTINUES THROUGH TONIGHT...

.A strong winter storm will continue to affect the area today and
into tonight. Light to moderate snow will persist across much of
the area today, with the heavier snowfall generally to the south
and east of the Black Hills. South central South Dakota will see
the bulk of its snowfall late today and tonight. Snow will taper
off from west to east tonight, ending across south central South
Dakota by early Tuesday. Northerly winds of 10 to 20 mph will
produce some drifting of snow and patchy blowing snow.

Snowfall amounts so far across northeast Wyoming, the Black Hills
area, and much of southwest South Dakota have generally been in
the 4 to 8 inch range, with locally higher amounts likely.
Snowfall amounts taper off to the north across northwest South
Dakota and little or no snow has fallen so far across south
central South Dakota. Additional snowfall today and tonight will
generally be 3 to 6 inches, with some 6 to 9 inch amounts likely
from the Pine Ridge into south central South Dakota.

Arctic air over the area will also produce wind chills
of 10 below to 25 below zero today and tonight.

WYZ054>056-058-200130-
/O.CON.KUNR.WS.W.0004.000000T0000Z-180220T0600Z/
Northern Campbell-Southern Campbell-Western Crook-Weston-
Including the cities of Gillette, Wright, Moorcroft, Hulett,
Newcastle, and Upton
328 AM MST Mon Feb 19 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* WHAT...Heavy snow. Additional snow accumulations of 3 to 6
  inches are expected through this evening.

* WHERE...Northern Campbell County, Southern Campbell County,
  Western Crook County and the Weston County Plains.

* WHEN...Until 11 PM MST this evening.

* ADDITIONAL DETAILS...Plan on difficult travel conditions,
  including during the morning commute. Be prepared for
  significant reductions in visibility at times. The cold wind
  chills as low as 30 below zero could cause frostbite on
  exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are expected. This will create dangerous conditions.
The latest road conditions can be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
328 AM MST Mon Feb 19 2018

...POTENT WINTER STORM CONTINUES THROUGH TONIGHT...

.A strong winter storm will continue to affect the area today and
into tonight. Light to moderate snow will persist across much of
the area today, with the heavier snowfall generally to the south
and east of the Black Hills. South central South Dakota will see
the bulk of its snowfall late today and tonight. Snow will taper
off from west to east tonight, ending across south central South
Dakota by early Tuesday. Northerly winds of 10 to 20 mph will
produce some drifting of snow and patchy blowing snow.

Snowfall amounts so far across northeast Wyoming, the Black Hills
area, and much of southwest South Dakota have generally been in
the 4 to 8 inch range, with locally higher amounts likely.
Snowfall amounts taper off to the north across northwest South
Dakota and little or no snow has fallen so far across south
central South Dakota. Additional snowfall today and tonight will
generally be 3 to 6 inches, with some 6 to 9 inch amounts likely
from the Pine Ridge into south central South Dakota.

Arctic air over the area will also produce wind chills
of 10 below to 25 below zero today and tonight.

SDZ024-028-029-WYZ057-200130-
/O.CON.KUNR.WS.W.0004.000000T0000Z-180220T0600Z/
Northern Black Hills-Central Black Hills-Southern Black Hills-
Wyoming Black Hills-
Including the cities of Lead, Deadwood, Hill City, Mt Rushmore,
Custer, Four Corners, and Sundance
328 AM MST Mon Feb 19 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* WHAT...Heavy snow. Additional snow accumulations of 3 to 7
  inches are expected.

* WHERE...In Wyoming, the Wyoming Black Hills. In South Dakota,
  the Northern Black Hills, the Central Black Hills and the
  Southern Black Hills.

* WHEN...Until 11 PM MST this evening.

* ADDITIONAL DETAILS...Plan on difficult travel conditions. Be
  prepared for significant reductions in visibility at times.
  The cold wind chills as low as 25 below zero could cause
  frostbite on exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are expected. This will create dangerous conditions.
The latest road conditions can be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
328 AM MST Mon Feb 19 2018

...POTENT WINTER STORM CONTINUES THROUGH TONIGHT...

.A strong winter storm will continue to affect the area today and
into tonight. Light to moderate snow will persist across much of
the area today, with the heavier snowfall generally to the south
and east of the Black Hills. South central South Dakota will see
the bulk of its snowfall late today and tonight. Snow will taper
off from west to east tonight, ending across south central South
Dakota by early Tuesday. Northerly winds of 10 to 20 mph will
produce some drifting of snow and patchy blowing snow.

Snowfall amounts so far across northeast Wyoming, the Black Hills
area, and much of southwest South Dakota have generally been in
the 4 to 8 inch range, with locally higher amounts likely.
Snowfall amounts taper off to the north across northwest South
Dakota and little or no snow has fallen so far across south
central South Dakota. Additional snowfall today and tonight will
generally be 3 to 6 inches, with some 6 to 9 inch amounts likely
from the Pine Ridge into south central South Dakota.

Arctic air over the area will also produce wind chills
of 10 below to 25 below zero today and tonight.

SDZ012-025>027-072-074-WYZ071-200130-
/O.CON.KUNR.WS.W.0004.000000T0000Z-180220T0600Z/
Butte-Northern Foot Hills-Rapid City-Southern Foot Hills-
Sturgis/Piedmont Foot Hills-Hermosa Foot Hills-Northeastern Crook-
Including the cities of Belle Fourche, Spearfish, Rapid City,
Edgemont, Hot Springs, Sturgis, Hermosa, and Colony
328 AM MST Mon Feb 19 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* WHAT...Heavy snow and patchy blowing snow. Additional snow
  accumulations of 3 to 6 inches are expected.

* WHERE...Portions of northeast Wyoming and northwestern and
  southwestern South Dakota.

* WHEN...Until 11 PM MST this evening.

* ADDITIONAL DETAILS...Plan on difficult travel conditions. Be
  prepared for significant reductions in visibility at times.
  The cold wind chills as low as 20 below zero could cause
  frostbite on exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are expected. This will create dangerous conditions.
The latest road conditions can be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
328 AM MST Mon Feb 19 2018

...POTENT WINTER STORM CONTINUES THROUGH TONIGHT...

.A strong winter storm will continue to affect the area today and
into tonight. Light to moderate snow will persist across much of
the area today, with the heavier snowfall generally to the south
and east of the Black Hills. South central South Dakota will see
the bulk of its snowfall late today and tonight. Snow will taper
off from west to east tonight, ending across south central South
Dakota by early Tuesday. Northerly winds of 10 to 20 mph will
produce some drifting of snow and patchy blowing snow.

Snowfall amounts so far across northeast Wyoming, the Black Hills
area, and much of southwest South Dakota have generally been in
the 4 to 8 inch range, with locally higher amounts likely.
Snowfall amounts taper off to the north across northwest South
Dakota and little or no snow has fallen so far across south
central South Dakota. Additional snowfall today and tonight will
generally be 3 to 6 inches, with some 6 to 9 inch amounts likely
from the Pine Ridge into south central South Dakota.

Arctic air over the area will also produce wind chills
of 10 below to 25 below zero today and tonight.

SDZ013-030-031-041-042-073-200130-
/O.CON.KUNR.WS.W.0004.000000T0000Z-180220T1200Z/
Northern Meade Co Plains-Custer Co Plains-Pennington Co Plains-
Fall River-Oglala Lakota-Southern Meade Co Plains-
Including the cities of Faith, Folsom, Wall, Ardmore, Oelrichs,
Pine Ridge, Oglala, Kyle, and Union Center
328 AM MST Mon Feb 19 2018

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

* WHAT...Heavy snow and patchy blowing snow. Additional snow
  accumulations of 4 to 7 inches are expected, with locally higher
  amounts possible.

* WHERE...The Northern Meade County Plains, the Custer County
  Plains, the Pennington County Plains, the Fall River County
  Plains, Oglala Lakota and the Southern Meade County Plains.

* WHEN...Until 5 AM MST Tuesday.

* ADDITIONAL DETAILS...Plan on difficult travel conditions.
  Winds gusting as high as 25 mph will cause patchy blowing and
  drifting snow. The cold wind chills as low as 25 below zero
  could cause frostbite on exposed skin in as little as 30
  minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow and blowing snow means severe
winter weather conditions are expected. This will create
dangerous conditions. The latest road conditions can be obtained
by calling 5 1 1.

&&

$$


Winter Weather Advisory


URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
736 AM MST Mon Feb 19 2018

...A strong winter storm continues across all of Central,
Southern, and portions of northern Wyoming today...

.Steady light, occasionally moderate to heavy, snow continues
across Central and Southern Wyoming today. This storm will cause
significant travel impacts with possible road closures.

WYZ018-191900-
/O.CON.KRIW.WW.Y.0011.000000T0000Z-180219T2100Z/
Lander Foothills-
Including the city of Lander
736 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON...

* WHAT...Light to occasionally moderate snow expected to
  continue. Total snow accumulations of 4 to 6 inches are
  expected.

* WHERE...Lander Foothills.

* WHEN...Until 2 PM MST Monday.

* ADDITIONAL DETAILS...Plan on difficult travel conditions. Be
  prepared for reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
736 AM MST Mon Feb 19 2018

...A strong winter storm continues across all of Central,
Southern, and portions of northern Wyoming today...

.Steady light, occasionally moderate to heavy, snow continues
across Central and Southern Wyoming today. This storm will cause
significant travel impacts with possible road closures.

WYZ005>007-191900-
/O.CON.KRIW.WW.Y.0011.000000T0000Z-180219T2100Z/
Southwest Big Horn Basin-Southeast Big Horn Basin-
Owl Creek and Bridger Mountains-
Including the cities of Thermopolis and Worland
736 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON...

* WHAT...Light to occasionally moderate snow expected. Total
  snow accumulations of 3 to 5 inches, with 5 to 8 inches from
  Ten Sleep to Big Trails, are expected.

* WHERE...Southwest Big Horn Basin, Southeast Big Horn Basin and
  Owl Creek and Bridger Mountains.

* WHEN...Until 2 PM MST Monday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. In
  addition, some reductions to visibility are likely. Winds
  gusting as high as 25 mph will cause patchy blowing and
  drifting snow. The cold wind chills as low as 25 below zero
  could cause frostbite on exposed skin in as little as 30
  minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow and blowing snow means periods
of snow and blowing snow will cause primarily travel
difficulties. Be prepared for snow covered roads and limited
visibilities, and use caution while driving. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
736 AM MST Mon Feb 19 2018

...A strong winter storm continues across all of Central,
Southern, and portions of northern Wyoming today...

.Steady light, occasionally moderate to heavy, snow continues
across Central and Southern Wyoming today. This storm will cause
significant travel impacts with possible road closures.

WYZ025-191900-
/O.EXB.KRIW.WW.Y.0011.000000T0000Z-180220T0300Z/
Upper Green River Basin Foothills-
Including the city of Pinedale
736 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 8 PM MST THIS
EVENING...

* WHAT...Mainly light snow is expected to continue into early this
  evening. New snow accumulations of 2 to 3 inches on top of what
  has already has fallen.

* WHERE...Upper Green River Basin Foothills.

* WHEN...Until 8 PM MST this evening.

* ADDITIONAL DETAILS...Plan on difficult travel conditions. Be
  prepared for reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
736 AM MST Mon Feb 19 2018

...A strong winter storm continues across all of Central,
Southern, and portions of northern Wyoming today...

.Steady light, occasionally moderate to heavy, snow continues
across Central and Southern Wyoming today. This storm will cause
significant travel impacts with possible road closures.

WYZ008-009-191900-
/O.CON.KRIW.WW.Y.0011.000000T0000Z-180219T2100Z/
Bighorn Mountains West-Bighorn Mountains Southeast-
736 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON...

* WHAT...Light to occasionally moderate snow expected. Total
  snow accumulations of 6 to 12 inches, with localized amounts
  up to 16 inches, are expected.

* WHERE...Bighorn Mountains West and Bighorn Mountains Southeast.

* WHEN...Until 2 PM MST Monday.

* ADDITIONAL DETAILS...Plan on difficult travel conditions.
  Winds gusting as high as 30 mph will cause patchy blowing and
  drifting snow. The cold wind chills as low as 20 below zero
  could cause frostbite on exposed skin in as little as 30
  minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
736 AM MST Mon Feb 19 2018

...A strong winter storm continues across all of Central,
Southern, and portions of northern Wyoming today...

.Steady light, occasionally moderate to heavy, snow continues
across Central and Southern Wyoming today. This storm will cause
significant travel impacts with possible road closures.

WYZ017-191900-
/O.CON.KRIW.WW.Y.0011.000000T0000Z-180219T2100Z/
Wind River Basin-
Including the cities of Riverton and Shoshoni
736 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON...

* WHAT...Light to moderate snow expected to continue. Total snow
  accumulations of 4 to 6 inches are expected with local amounts
  to 7 inches.

* WHERE...Wind River Basin.

* WHEN...Until 2 PM MST Monday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Be
  prepared for reduced visibilities at times. The cold wind
  chills as low as 25 below zero could cause frostbite on
  exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
736 AM MST Mon Feb 19 2018

...A strong winter storm continues across all of Central,
Southern, and portions of northern Wyoming today...

.Steady light, occasionally moderate to heavy, snow continues
across Central and Southern Wyoming today. This storm will cause
significant travel impacts with possible road closures.

WYZ028-191900-
/O.CON.KRIW.WW.Y.0011.000000T0000Z-180220T0600Z/
Rock Springs and Green River-
Including the cities of Rock Springs and Green River
736 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* WHAT...Snow will occur today. The snow will continue into this
  evening. Total snow accumulations of 4 to 6 inches are
  expected by later Monday.

* WHERE...Rock Springs and Green River.

* WHEN...Until 11 PM MST Monday.

* ADDITIONAL DETAILS...Plan on difficult travel conditions. Be
  prepared for reduced visibilities at times. Some blowing and
  drifting snow will occur as wind speeds will gust to 25 mph in
  places.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow and blowing snow means periods
of snow and blowing snow will cause primarily travel
difficulties. Be prepared for snow covered roads and limited
visibilities, and use caution while driving. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
736 AM MST Mon Feb 19 2018

...A strong winter storm continues across all of Central,
Southern, and portions of northern Wyoming today...

.Steady light, occasionally moderate to heavy, snow continues
across Central and Southern Wyoming today. This storm will cause
significant travel impacts with possible road closures.

WYZ016-191900-
/O.CON.KRIW.WW.Y.0011.000000T0000Z-180219T2100Z/
Upper Wind River Basin-
Including the city of Dubois
736 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON...

* WHAT...Mainly light snow is expected to continue through into
  early afternoon today. New snow accumulations of 1 to 2 inches
  on top of what has already has fallen.

* WHERE...Upper Wind River Basin.

* WHEN...Until 2 PM MST Monday.

* ADDITIONAL DETAILS...Plan on difficult travel conditions. Be
  prepared for reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/riw

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
736 AM MST Mon Feb 19 2018

...A strong winter storm continues across all of Central,
Southern, and portions of northern Wyoming today...

.Steady light, occasionally moderate to heavy, snow continues
across Central and Southern Wyoming today. This storm will cause
significant travel impacts with possible road closures.

WYZ026-191900-
/O.EXB.KRIW.WW.Y.0011.000000T0000Z-180220T0300Z/
Upper Green River Basin-
Including the cities of La Barge, Big Piney, and Farson
736 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 8 PM MST THIS
EVENING...

* WHAT...Mainly light snow is expected to continue into the early
  evening. New snow accumulations of 2 to 3 inches on top of what
  has already has fallen.

* WHERE...Upper Green River Basin.

* WHEN...Until 8 PM MST this evening.

* ADDITIONAL DETAILS...Plan on difficult travel conditions. Be
  prepared for reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow and blowing snow means periods
of snow and blowing snow will cause primarily travel
difficulties. Be prepared for snow covered roads and limited
visibilities, and use caution while driving. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
736 AM MST Mon Feb 19 2018

...A strong winter storm continues across all of Central,
Southern, and portions of northern Wyoming today...

.Steady light, occasionally moderate to heavy, snow continues
across Central and Southern Wyoming today. This storm will cause
significant travel impacts with possible road closures.

WYZ003-191800-
/O.CON.KRIW.WW.Y.0011.000000T0000Z-180219T1800Z/
Cody Foothills-
Including the cities of Cody and Meeteetse
736 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS
MORNING...

* WHAT...Light to occasionally moderate snow expected to continue
  at times. Total snow accumulations of 4 to 8 inches, with
  locally higher amounts are expected.

* WHERE...Cody Foothills.

* WHEN...Until 11 AM MST Monday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. In
  addition, some reductions to visibility are likely. Winds
  gusting as high as 25 mph will cause some blowing snow and
  much drifting snow. The dangerously cold wind chills as low as
  35 below zero could cause frostbite on exposed skin in as
  little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
736 AM MST Mon Feb 19 2018

...A strong winter storm continues across all of Central,
Southern, and portions of northern Wyoming today...

.Steady light, occasionally moderate to heavy, snow continues
across Central and Southern Wyoming today. This storm will cause
significant travel impacts with possible road closures.

WYZ004-191800-
/O.CON.KRIW.WW.Y.0011.000000T0000Z-180219T1800Z/
North Big Horn Basin-
736 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS
MORNING...

* WHAT...Light to occasionally moderate snow will continue with
  snow accumulations of 4 to 6 inches are expected with higher
  amounts to around 8 inches near the foothills of the Big Horn
  Mountains, including Shell, Hyattville, and areas north of a
  Greybull to Deaver line.

* WHERE...North Big Horn Basin.

* WHEN...Until 11 AM MST Monday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. In
  addition, some reductions to visibility are likely. Winds
  gusting as high as 25 mph will cause some blowing and much
  drifting snow. The cold wind chills as low as 30 below zero
  could cause frostbite on exposed skin in as little as 30
  minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Denver CO
511 AM MST Mon Feb 19 2018

...SNOW AND COLD MAKE A RETURN...

.An upper level storm system and strong cold front will combine
to bring snow to much of Colorado today and tonight. The snow
will spread into the northern mountains this morning, and then
push northeast across the plains late this afternoon and tonight.
The heaviest snow is expected to occur over the mountains Monday
afternoon and evening, and on the adjacent plains Monday night. In
advance of this, there may be a period of light freezing drizzle
and snow on the plains through mid day.

If you are planning travel across Colorado, be prepared for slick
and hazardous travel conditions. Check the latest road conditions
or travel restrictions with CDOT at cotrip.org or dial 5 1 1.

COZ030-031-033-192015-
/O.CON.KBOU.WW.Y.0013.000000T0000Z-180220T1200Z/
North Park-Rabbit Ears Pass-
Rocky Mountain National Park and the Medicine Bow Range-
Including the cities of Gould, North Park, Rand, Spicer, Walden,
East Slopes Park and Northern Gore Ranges, Gore Pass,
Rabbit Ears Pass, Cameron Pass,
Laramie and Medicine Bow Mountains, Rabbit Ears Range,
Rocky Mountain National Park, and Willow Creek Pass
511 AM MST Mon Feb 19 2018

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

* WHAT...Snow and blowing snow expected. Total snow
  accumulations of 4 to 8 inches, with localized amounts up to
  12 inches, are expected.

* WHERE...North Park, Rabbit Ears Pass and Rocky Mountain
  National Park and the Medicine Bow Range.

* WHEN...From 5 AM today to 5 AM MST Tuesday.

* ADDITIONAL DETAILS...Plan on difficult travel conditions,
  including during the evening commute on Monday. Winds gusting
  as high as 50 mph will cause areas of blowing and drifting
  snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory means that periods of snow, sleet or
freezing rain will cause travel difficulties. Be prepared for
slippery roads and limited visibilities, and use caution while
driving. The latest road conditions for the state you are calling
from can be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Denver CO
511 AM MST Mon Feb 19 2018

...SNOW AND COLD MAKE A RETURN...

.An upper level storm system and strong cold front will combine
to bring snow to much of Colorado today and tonight. The snow
will spread into the northern mountains this morning, and then
push northeast across the plains late this afternoon and tonight.
The heaviest snow is expected to occur over the mountains Monday
afternoon and evening, and on the adjacent plains Monday night. In
advance of this, there may be a period of light freezing drizzle
and snow on the plains through mid day.

If you are planning travel across Colorado, be prepared for slick
and hazardous travel conditions. Check the latest road conditions
or travel restrictions with CDOT at cotrip.org or dial 5 1 1.

COZ032-034-035-192015-
/O.CON.KBOU.WW.Y.0013.180219T1900Z-180220T1200Z/
Grand and Summit Counties Below 9000 Feet-
The Mountains of Summit County, the Mosquito Range, and the
Indian Peaks-The Northern Front Range Foothills-
Including the cities of Dillon, Fraser, Granby, Grand Lake,
Hot Sulphur Springs, Kremmling, Berthoud Pass, Breckenridge,
East Slopes Mosquito Range, East Slopes Southern Gore Range,
Eisenhower Tunnel, Indian Peaks, Kenosha Mountains, Mount Evans,
Williams Fork Mountains, Winter Park, Estes Park, Glendevey,
Nederland, and Red Feather Lakes
511 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO
5 AM MST TUESDAY...

* WHAT...Snow and blowing snow expected today and into tonight
  night. Total snow accumulations of 4 to 8 inches are expected.

* WHERE...Grand and Summit Counties Below 9000 Feet, The
  Mountains of Summit County, the Mosquito Range, and the Indian
  Peaks and The Northern Front Range Foothills.

* WHEN...From noon today to 5 AM MST Tuesday.

* ADDITIONAL DETAILS...Plan on slippery road conditions, including
  during the evening commute today. In addition, areas of poor
  visibility are likely. Winds gusting as high as 45 mph will
  cause areas of blowing and drifting snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory means that periods of snow, sleet or
freezing rain will cause travel difficulties. Be prepared for
slippery roads and limited visibilities, and use caution while
driving. The latest road conditions for the state you are calling
from can be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Denver CO
511 AM MST Mon Feb 19 2018

...SNOW AND COLD MAKE A RETURN...

.An upper level storm system and strong cold front will combine
to bring snow to much of Colorado today and tonight. The snow
will spread into the northern mountains this morning, and then
push northeast across the plains late this afternoon and tonight.
The heaviest snow is expected to occur over the mountains Monday
afternoon and evening, and on the adjacent plains Monday night. In
advance of this, there may be a period of light freezing drizzle
and snow on the plains through mid day.

If you are planning travel across Colorado, be prepared for slick
and hazardous travel conditions. Check the latest road conditions
or travel restrictions with CDOT at cotrip.org or dial 5 1 1.

COZ038-192015-
/O.CON.KBOU.WW.Y.0013.180219T2300Z-180220T1200Z/
Fort Collins-
Including the cities of Fort Collins, Hereford, Loveland,
and Nunn
511 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 5 AM MST TUESDAY...

* WHAT...Snow expected late this afternoon and tonight. Total
  snow accumulations of 3 to 6 inches are expected. Mixed freezing
  drizzle and light snow is possible through mid day Monday.

* WHERE...Fort Collins.

* WHEN...From 4 PM Monday to 5 AM MST Tuesday.

* ADDITIONAL DETAILS...Plan on slippery road conditions,
  including during the evening commute on Monday. Be prepared
  for reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory means that periods of snow, sleet or
freezing rain will cause travel difficulties. Be prepared for
slippery roads and limited visibilities, and use caution while
driving. The latest road conditions for the state you are calling
from can be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Grand Junction CO
452 AM MST Mon Feb 19 2018


COZ001-002-005-192000-
/O.CON.KGJT.WW.Y.0012.000000T0000Z-180220T1500Z/
Lower Yampa River Basin-Central Yampa River Basin-
Upper Yampa River Basin-
Including the cities of Rangely, Dinosaur, Craig, Hayden, Meeker,
and Steamboat Springs
452 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST
TUESDAY...

* WHAT...Snow and gusty winds expected. Plan on difficult travel
  conditions. Additional accumulations of 3 to 5 inches with
  locally higher amounts expected especially over the higher
  terrain of NW Moffat County.

* WHERE...Lower Yampa River Basin, Central Yampa River Basin and
  Upper Yampa River Basin.

* ADDITIONAL DETAILS...Snow...moderate to heavy at times will
  continue today into this evening. Much colder air will also drop
  through the region by late this evening. Winds gusting as high
  as 45 mph will cause patchy blowing and drifting snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow and blowing snow means periods
of snow and blowing snow will cause primarily travel
difficulties. Be prepared for snow covered roads and limited
visibilities, and use caution while driving. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Grand Junction CO
452 AM MST Mon Feb 19 2018


UTZ023-192000-
/O.CON.KGJT.WW.Y.0012.000000T0000Z-180220T1500Z/
Eastern Uinta Mountains-
Including the cities of Manila and Dutch John
452 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST
TUESDAY...

* WHAT...Snow and blowing snow. Plan on difficult travel
  conditions. Additional snow accumulations of 4 to 8 inches with
  locally higher amounts expected.

* WHERE...Eastern Uinta Mountains.

* ADDITIONAL DETAILS...Moderate to heavy snow showers will
  continue through the day into the late evening hours. Winds
  gusting as high as 45 mph will cause widespread blowing and
  drifting snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow and blowing snow means periods
of snow and blowing snow will cause primarily travel
difficulties. Be prepared for snow covered roads and limited
visibilities, and use caution while driving. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Grand Junction CO
452 AM MST Mon Feb 19 2018


COZ004-192000-
/O.CON.KGJT.WW.Y.0012.000000T0000Z-180220T1500Z/
Elkhead and Park Mountains-
Including the cities of Columbine, Hahns Peak, and Toponas
452 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST
TUESDAY...

* WHAT...Snow and blowing snow. Plan on difficult travel
  conditions. Additional accumulations of 5 to 10 inches with
  locally higher amounts possible.

* WHERE...Elkhead and Park Mountains.

* ADDITIONAL DETAILS...Snow...moderate to heavy at times will
  continue today into early Tuesday. Winds gusting as high as 55
  mph will cause areas of blowing and drifting snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow and blowing snow means periods
of snow and blowing snow will cause primarily travel
difficulties. Be prepared for snow covered roads and limited
visibilities, and use caution while driving. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
335 AM MST Mon Feb 19 2018

...SIGNIFICANT ACCUMULATING SNOW LIKELY NORTH AND WEST OF A
CHEYENNE TO ALLIANCE LINE TONIGHT THROUGH MONDAY NIGHT...

NEZ019>021-WYZ118-119-200000-
/O.CON.KCYS.WW.Y.0015.180219T2100Z-180220T1300Z/
Scotts Bluff-Banner-Morrill-Central Laramie County-
East Laramie County-
Including the cities of Scottsbluff, Gering, Harrisburg, Angora,
Bridgeport, Bayard, Redington, Cheyenne, and Pine Bluffs
335 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 6 AM MST TUESDAY...

* WHAT...Snow expected. Plan on slippery road conditions,
  including during the evening commute. In addition, some
  reductions to visibility are expected. Total snow
  accumulations of 3 to 5 inches are expected.

* WHERE...Including the cities of Cheyenne, Scottsbluff, and
  Bridgeport.

* WHEN...2 PM today to 6 AM Tuesday.

* ADDITIONAL DETAILS...Winds gusting as high as 25 mph will
  cause patchy blowing and drifting snow. Cold wind chills as
  low as 25 below zero will cause frostbite in as little as 30
  minutes to exposed skin.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
328 AM MST Mon Feb 19 2018

...POTENT WINTER STORM CONTINUES THROUGH TONIGHT...

.A strong winter storm will continue to affect the area today and
into tonight. Light to moderate snow will persist across much of
the area today, with the heavier snowfall generally to the south
and east of the Black Hills. South central South Dakota will see
the bulk of its snowfall late today and tonight. Snow will taper
off from west to east tonight, ending across south central South
Dakota by early Tuesday. Northerly winds of 10 to 20 mph will
produce some drifting of snow and patchy blowing snow.

Snowfall amounts so far across northeast Wyoming, the Black Hills
area, and much of southwest South Dakota have generally been in
the 4 to 8 inch range, with locally higher amounts likely.
Snowfall amounts taper off to the north across northwest South
Dakota and little or no snow has fallen so far across south
central South Dakota. Additional snowfall today and tonight will
generally be 3 to 6 inches, with some 6 to 9 inch amounts likely
from the Pine Ridge into south central South Dakota.

Arctic air over the area will also produce wind chills
of 10 below to 25 below zero today and tonight.

SDZ001-002-200130-
/O.CON.KUNR.WW.Y.0007.000000T0000Z-180220T0600Z/
Harding-Perkins-
Including the cities of Buffalo, Lemmon, and Bison
328 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* WHAT...Snow. Additional snow accumulations of 2 to 5 inches are
  expected.

* WHERE...Harding and Perkins.

* WHEN...Until 11 PM MST this evening.

* ADDITIONAL DETAILS...Plan on slippery road conditions,
  including during the evening commute. Be prepared for reduced
  visibilities at times. The cold wind chills as low as 20 below
  zero could cause frostbite on exposed skin in as little as 30
  minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means snow accumulations will
create hazardous conditions. Use caution when traveling. The
latest road conditions can be obtained by calling 5 1 1.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
235 AM MST Mon Feb 19 2018

MTZ036-037-200600-
/O.CON.KBYZ.WW.Y.0012.000000T0000Z-180220T0600Z/
Powder River-Carter-
Including the locations of  Broadus, Biddle, Powderville,
Sonnette, Ekalaka, Alzada, Hammond, and Belltower
235 AM MST Mon Feb 19 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* WHAT...Snow occurring. Plan on slippery road conditions.
  Additional snow accumulations of 1 to 3 inches are expected.

* WHERE...Powder River and Carter.

* WHEN...Until 11 PM MST this evening.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at
  times. Cold wind chills as low as 20 below zero will cause
  frostbite in as little as 30 minutes to exposed skin.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.

For the latest road conditions, call 5 1 1.

Additional graphics for this hazard can be found at
http://www.weather.gov/billings

$$


Wind Chill Advisory


URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
440 AM MST Mon Feb 19 2018

MTZ008-015-055-191800-
/O.EXP.KTFX.WW.Y.0076.000000T0000Z-180219T1200Z/
/O.CON.KTFX.WC.Y.0010.000000T0000Z-180219T1800Z/
Beaverhead-Madison-Gallatin-
Including the following locations Big Hole Pass, Wisdom, Dillon,
Chief Joseph Pass, Monida Pass, Wise River, Ennis, Norris Hill,
Raynolds Pass, Twin Bridges, Virginia City, Bozeman,
West Yellowstone, Battle Ridge Pass, Bozeman Pass,
and Targhee Pass
440 AM MST Mon Feb 19 2018

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS
MORNING...
...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 AM MST EARLY THIS
MORNING...

* WHAT...Very cold wind chills expected. Expect wind chills as
  low as 30 below zero.

* WHERE...Beaverhead, Madison and Gallatin.

* WHEN...For the Winter Weather Advisory, at 5 AM MST early this
  morning. For the Wind Chill Advisory, until 11 AM MST this
  morning.

* ADDITIONAL DETAILS...The cold wind chills could cause
  frostbite on exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Advisory means that cold air and the wind will
combine to create low wind chills. Frostbite and hypothermia can
occur if precautions are not taken. Make sure you wear a hat and
gloves.

&&

$$


Winter Storm Watch


URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
446 AM MST Sat Feb 17 2018

UTZ001-002-005-007-WYZ021-180015-
/O.CON.KSLC.WS.A.0002.180218T1200Z-180220T1900Z/
Cache Valley/Utah Portion-Northern Wasatch Front-
Great Salt Lake Desert and Mountains-Wasatch Mountains I-80 North-
Southwest Wyoming-
Including the cities of Logan, Smithfield, Brigham City, Ogden,
Bountiful, Wendover, Snowville, Woodruff, Randolph, and Evanston
446 AM MST Sat Feb 17 2018

...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
TUESDAY MORNING...

* WHAT...Heavy snow possible. Total snow accumulations of 3 to 7
  inches in Utah valleys, 8 to 16 inches on the benches and in
  Wyoming, and 12 to 24 inches with locally higher amounts in the
  mountains.

* WHERE...In Wyoming, Southwest Wyoming. In Utah, Cache
  Valley/Utah Portion, Northern Wasatch Front, Great Salt Lake
  Desert and Mountains and Wasatch Mountains I-80 North.

* WHEN...From Sunday morning through Tuesday morning.

* ADDITIONAL DETAILS...Those planning to travel tomorrow into
  Tuesday should be prepared for winter driving conditions
  including snow covered roads and reduced visibilities. Strong
  gusty winds may result in areas of blowing and drifting snow.
  Make sure to have a complete emergency kit in your car,
  including blankets, extra warm clothing, water, food,
  medication, cell phone and flashlight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Watch means there is potential for significant
snow accumulations that may impact travel. Continue to monitor
the latest forecasts.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
446 AM MST Sat Feb 17 2018

UTZ003-004-006-008>010-015-517-180015-
/O.CON.KSLC.WS.A.0002.180218T2300Z-180220T1900Z/
Salt Lake and Tooele Valleys-Southern Wasatch Front-
Wasatch Mountain Valleys-Wasatch Mountains South of I-80-
Western Uinta Mountains-Wasatch Plateau/Book Cliffs-
West Central Utah-Central Mountains-
Including the cities of Salt Lake City, Tooele, Lehi, Provo,
Nephi, Huntsville, Park City, Heber City, Alta, Brighton,
Mirror Lake Highway, Scofield, Delta, Fillmore, Cove Fort,
Koosharem, and Fish Lake
446 AM MST Sat Feb 17 2018

...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON
THROUGH TUESDAY MORNING...

* WHAT...Heavy snow possible. Total snow accumulations of 4 to 8
  inches in the valleys, 8 to 16 inches on the benches and Wasatch
  Back along with I-15 corridor from Scipio Summit south toward
  Milford, and 12 to 24 inches with locally higher amounts in the
  mountains.

* WHERE...Salt Lake and Tooele Valleys, Southern Wasatch Front,
  Wasatch Mountain Valleys, Wasatch Mountains South of I-80,
  Western Uinta Mountains, Wasatch Plateau/Book Cliffs, West
  Central Utah and Central Mountains.

* WHEN...From late Sunday afternoon through Tuesday morning.

* ADDITIONAL DETAILS...Those planning to travel late tomorrow into
  Tuesday should be prepared for winter driving conditions
  including snow covered roads and reduced visibilities. Strong
  gusty winds may result in areas of blowing and drifting snow.
  Make sure to have a complete emergency kit in your car,
  including blankets, extra warm clothing, water, food,
  medication, cell phone and flashlight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Watch means there is potential for significant
snow, sleet or ice accumulations that may impact travel. Continue
to monitor the latest forecasts.

&&

$$


Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Salt Lake City UT
646 AM MST Mon Feb 19 2018

UTZ001>016-019>021-517-518-WYZ021-201400-
Cache Valley/Utah Portion-Northern Wasatch Front-
Salt Lake and Tooele Valleys-Southern Wasatch Front-
Great Salt Lake Desert and Mountains-Wasatch Mountain Valleys-
Wasatch Mountains I-80 North-Wasatch Mountains South of I-80-
Western Uinta Mountains-Wasatch Plateau/Book Cliffs-
Western Uinta Basin-Castle Country-San Rafael Swell-
Sanpete/Sevier Valleys-West Central Utah-Southwest Utah-
Utahs Dixie and Zion National Park-South Central Utah-
Glen Canyon Recreation Area/Lake Powell-Central Mountains-
Southern Mountains-Southwest Wyoming-
646 AM MST Mon Feb 19 2018

This Hazardous Weather Outlook is for the western two thirds of
Utah and southwest Wyoming.

.DAY ONE...Today and Tonight

Periods of snow will continue across much of the outlook area
today through tonight, with significant accumulating snow expected
across the higher terrain as well as the central and southwest
valleys. Snow squalls are also possible tonight southeast and east
of the Great Salt Lake

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Snow is expected to taper off during the day Tuesday.

Another storm will bring the potential for additional snowfall to
primarily central and southern Utah late in the week.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to standard operating procedures.

$$

For more information from NOAA/s National Weather Service visit...
http://weather.gov/saltlakecity

For information on potential road travel impacts visit...
http://www.udottraffic.utah.gov/roadweatherforecast.aspx

Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
515 AM MST Mon Feb 19 2018

COZ030>051-201215-
Jackson County Below 9000 Feet-
West Jackson and West Grand Counties Above 9000 Feet-
Grand and Summit Counties Below 9000 Feet-
South and East Jackson/Larimer/North and Northeast Grand/
Northwest Boulder Counties Above 9000 Feet-
South and Southeast Grand/West Central and Southwest Boulder/
Gilpin/Clear Creek/Summit/North and West Park Counties Above
9000 Feet-Larimer and Boulder Counties Between 6000 and 9000 Feet-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet-
Central and Southeast Park County-
Larimer County Below 6000 Feet/Northwest Weld County-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield
County-
North Douglas County Below 6000 Feet/Denver/West Adams and
Arapahoe Counties/East Broomfield County-
Elbert/Central and East Douglas Counties Above 6000 Feet-
Northeast Weld County-Central and South Weld County-Morgan County-
Central and East Adams and Arapahoe Counties-
North and Northeast Elbert County Below 6000 Feet/North Lincoln
County-
Southeast Elbert County Below 6000 Feet/South Lincoln County-
Logan County-Washington County-Sedgwick County-Phillips County-
515 AM MST Mon Feb 19 2018

...Snow, Freezing Drizzle and Much Colder Temperatures in Store
for Today and Tonight...

This hazardous weather outlook is for northeast and north central
Colorado.

.DAY ONE...Today and Tonight

A Pacific storm system gaining strength over the Great Basin this
morning will track east over Wyoming and northern Colorado later
today bringing snow, possibly heavy at times, to the mountains
and areas of light snow to the high plains this afternoon through
this evening. The heaviest snowfall is likely along and north of
line from Breckenridge in Summit County to Greeley in Weld County.
Portions of the I-25 corridor south of this line may see a mix of
light snow and freezing drizzle early this morning and again
early this evening. Snowfall should diminish in most areas late
tonight. Anticipate difficult winter driving conditions in the
high country and over northern portions of the I-25 urban
corridor.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Scattered snow showers will continue over the mountains and
adjacent plains for Tuesday and Tuesday evening. Mainly dry on
Wednesday but continued cool. Additional disturbances will bring
a continued chance of snow to the mountains from late Wednesday
night through early Saturday. Temperatures will remain below
normal through the week.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$
Baker/Entrekin

Hazardous Weather Outlook
National Weather Service GRAND JUNCTION CO
439 AM MST Mon Feb 19 2018

COZ001>014-017>023-UTZ022>025-027>029-201145-
Lower Yampa River Basin-Central Yampa River Basin-
Roan and Tavaputs Plateaus-Elkhead and Park Mountains-
Upper Yampa River Basin-Grand Valley-Debeque to Silt Corridor-
Central Colorado River Basin-Grand and Battlement Mesas-
Gore and Elk Mountains/Central Mountain Valleys-
Central Gunnison and Uncompahgre River Basin-
West Elk and Sawatch Mountains-Flat Tops-
Upper Gunnison River Valley-Uncompahgre Plateau and Dallas Divide-
Northwest San Juan Mountains-Southwest San Juan Mountains-
Paradox Valley/Lower Dolores River-
Four Corners/Upper Dolores River-Animas River Basin-
San Juan River Basin-Southeast Utah-Eastern Uinta Mountains-
Eastern Uinta Basin-Tavaputs Plateau-Arches/Grand Flat-
La Sal and Abajo Mountains-Canyonlands/Natural Bridges-
439 AM MST Mon Feb 19 2018

This hazardous weather outlook is for eastern Utah and western
Colorado.

.DAY ONE...Today and Tonight

Wind gusts up to 50 mph from the canyon country of eastern Utah
into southwest Colorado can be expected again today...with gusts
near 60 mph impacting travel over Douglas Pass. Snow will become
fairly widespread over the mountains though there will be a
showery nature to the snow as heavier bands of precipitation set
up in strong southwest flow. Travel will be impacted over
mountains roadways.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Snow...moderate to heavy a times...continues again early Tuesday
with a gradual downturn in the precipitation through the
afternoon. Areas of blowing and drifting snow along will continue
to create difficult travel conditions. Much cooler conditions can
be expected the remainder of the week as a more wintry pattern is
setting up. Additional snowfall is anticipated through out the
upcoming week.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected today or tonight, however
spotters are encouraged to report snowfall amounts to the
National Weather Service in Grand Junction.

$$

Hazardous Weather Outlook
National Weather Service Rapid City SD
430 AM MST Mon Feb 19 2018

SDZ012>014-024>032-041>044-072>074-WYZ054>058-071-201215-
Butte-Northern Meade Co Plains-Ziebach-Northern Black Hills-
Northern Foot Hills-Rapid City-Southern Foot Hills-
Central Black Hills-Southern Black Hills-Custer Co Plains-
Pennington Co Plains-Haakon-Fall River-Oglala Lakota-Jackson-
Bennett-Sturgis/Piedmont Foot Hills-Southern Meade Co Plains-
Hermosa Foot Hills-Northern Campbell-Southern Campbell-
Western Crook-Wyoming Black Hills-Weston-Northeastern Crook-
430 AM MST Mon Feb 19 2018

This Hazardous Weather Outlook is for portions of northwestern
South Dakota...southwestern South Dakota...the Black Hills...and
northeast Wyoming.

.DAY ONE...Today and Tonight

A winter storm warning remains in effect today and into tonight. Snow
will continue across the area today, tapering off from west to
east tonight. Snow may be heavy at times, mostly to the south and
east of the Black Hills. Drifting snow and patchy blowing snow
will continue as well. Additional snowfall totals today into
tonight will mostly be in the 3 to 6 inch range. Some higher
amounts are likely to the south and east of the Black Hills. Wind
chill values will remain below zero today and drop to as low as 30
below zero later tonight.

The result of this storm will be difficult travel and dangerously
cold wind chills through Monday night. Delaying or canceling
travel may be prudent.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Wind chills from 15 below to 30 below zero are expected Tuesday
morning and Tuesday night into Wednesday morning.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today.

&&

Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity

$$

Hazardous Weather Outlook
National Weather Service Rapid City SD
430 AM MST Mon Feb 19 2018

SDZ001-002-201215-
Harding-Perkins-
430 AM MST Mon Feb 19 2018

This Hazardous Weather Outlook is for portions of northwestern
South Dakota.

.DAY ONE...Today and Tonight

A winter weather advisory is in effect through this evening. Snow
will continue today with additional accumulations of 2 to 5 inches
across much of the area. Patchy blowing and drifting snow can be
expected. Wind chills will remain below zero today and drop to as
low as 30 below zero tonight.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Wind chills will drop to 20 below to 30 below zero Tuesday morning
and Tuesday night into Wednesday morning.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today.

&&

Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity

$$

Hazardous Weather Outlook
National Weather Service Cheyenne WY
406 AM MST Mon Feb 19 2018

NEZ002-003-095-096-WYZ101>117-201115-
Dawes-Box Butte-North Sioux-South Sioux-
Converse County Lower Elevations-Niobrara County-
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-
406 AM MST Mon Feb 19 2018

This hazardous weather outlook is for portions of western
Nebraska...east central Wyoming...south central Wyoming and
southeast Wyoming.

.DAY ONE...TODAY AND TONIGHT

A Winter Storm Warning is in effect until midnight tonight.
Periods of snow, heavy at times, will occur today and tonight.
Total snowfall accumulations at lower elevations will range from
8 to 12 inches north of a Rawlins to Wheatland to Alliance line,
with 4 to 6 inches at lower elevations south of the line. Mountain
accumulations will range from 12 to 18 inches.

Areas of blowing snow and reduced visibilities will occur from
Arlington to the Interstate 80 Summit between Laramie and
Cheyenne.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

The probability for widespread hazardous weather is low.

.Spotter information statement...

Spotter activation will not be needed.

$$

Hazardous Weather Outlook
National Weather Service Cheyenne WY
406 AM MST Mon Feb 19 2018

NEZ019>021-054-055-WYZ118-119-201115-
Scotts Bluff-Banner-Morrill-Kimball-Cheyenne-
Central Laramie County-East Laramie County-
406 AM MST Mon Feb 19 2018

This hazardous weather outlook is for portions of western
Nebraska and southeast Wyoming.

.DAY ONE...TODAY AND TONIGHT

A Winter Weather Advisory is in effect until 6 am Tuesday for
central and eastern Laramie County of Wyoming, and for Scotts
Bluff, Banner and Morrill Counties of Nebraska. Snow, heavy at
times, will occur mainly this afternoon and tonight. Total
accumulations of 3 to 5 inches are expected, with lesser amounts
in Kimball and Cheyenne Counties.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

The probability for widespread hazardous weather is low.

.Spotter information statement...

Spotter activation will not be needed.

$$

Rubin

Hazardous Weather Outlook
National Weather Service Riverton WY
237 AM MST Mon Feb 19 2018

WYZ001>020-022>030-201100-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Big Horn Basin-Southwest Big Horn Basin-
Southeast Big Horn Basin-Owl Creek and Bridger Mountains-
Bighorn Mountains West-Bighorn Mountains Southeast-
Northeast Johnson County-Southeast Johnson County-
Teton and Gros Ventre Mountains-Jackson Hole-
Wind River Mountains West-Wind River Mountains East-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Casper Mountain-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
237 AM MST Mon Feb 19 2018

...Winter Storm Warnings and Winter Weather Advisories cover much
of Northern, Central, and Southern Wyoming today...

This Hazardous Weather Outlook is for Western and Central
Wyoming.

.DAY ONE...Today and Tonight

Blustery north winds and very cold temperatures will continue
across the region, mixing with light to occasionally moderate
snow today...tapering off this afternoon and evening. Temperatures
for most highs will only top out in the single digits to lower
teens.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Tuesday and Wednesday...Morning low temperatures will range from
5 to 20 below zero west of the Divide...10 to 30 below zero east
of the Divide.

Saturday and Sunday...A chance of snow across the western
mountains and far west valleys.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report snowfall amounts. Thank you.

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE