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Winter Storm Warning


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.

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.

&&

$$

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 North Platte NE
338 AM CST Mon Feb 19 2018

...Winter storm likely Today into Tuesday morning...

.A long duration winter weather event will impact the
northeastern Nebraska panhandle and northwestern Sandhills
today through Tuesday morning. Snow will develop overnight, then
again on Monday night. By Tuesday morning, snow accumulations of 4
to 8 inches are likely with local amounts up to a foot possible
in the Pine Ridge of northern Sheridan county. Bitterly cold wind
chills are expected Tuesday morning and may range from -20 to -30
degrees.

NEZ004-094-192200-
/O.CON.KLBF.WS.W.0002.000000T0000Z-180220T1800Z/
Sheridan-Western Cherry-
Including the cities of Gordon, Rushville, Cody, Eli, Merriman,
and Kilgore
338 AM CST Mon Feb 19 2018 /238 AM MST Mon Feb 19 2018/

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST /11 AM
MST/ TUESDAY...

* WHAT...Heavy snow. Additional snow accumulations of 4 to 8
  inches are expected.

* WHERE...Sheridan and Western Cherry Counties.

* WHEN...Until noon CST /11 AM MST/ Tuesday.

* ADDITIONAL DETAILS...Plan on difficult travel conditions. 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 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
205 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.

WYZ020-022-191500-
/O.CON.KRIW.WS.W.0006.000000T0000Z-180220T0600Z/
Natrona County Lower Elevations-Casper Mountain-
Including the city of Casper
205 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
  continue into this evening. Total snow accumulations of 8 to 12
  inches, with 12 to 18 inches on Casper Mountain. There is some
  potential for even higher amounts.

* 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 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
205 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.

WYZ019-191500-
/O.CON.KRIW.WS.W.0006.000000T0000Z-180220T0600Z/
Green Mountains and Rattlesnake Range-
Including the city of Jeffrey City
205 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 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
205 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.

WYZ011-191500-
/O.CON.KRIW.WS.W.0006.000000T0000Z-180220T0300Z/
Southeast Johnson County-
Including the city of Kaycee
205 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 Riverton WY
205 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.

WYZ029-030-191500-
/O.CON.KRIW.WS.W.0006.000000T0000Z-180220T0600Z/
Flaming Gorge-East Sweetwater County-
Including the city of Wamsutter
205 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 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.

&&

$$

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
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