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Winter Storm Warning


URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
659 PM MST Sat Feb 23 2019

...A Series of Winter Storms will impact Western Wyoming Tonight
through Tuesday...

.Significant snow and blowing snow will occur across much of
western Wyoming tonight, and persist through Tuesday. This snow
will combine with gusty winds by Sunday, which will produce
blowing and drifting snow, very low visibility and bitterly cold
wind chills.

WYZ001-241100-
/O.CON.KRIW.WS.W.0004.000000T0000Z-190227T0000Z/
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
659 PM MST Sat Feb 23 2019

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

* WHAT...Significant snow and blowing snow. Accumulations of 3 to
  6 inches are possible tonight, with locally higher amounts over
  southwestern portions of the park. Total snow accumulations of
  2 to 3 feet expected through Tuesday with locally higher amounts
  over 4 feet possible.

* WHERE...Yellowstone National Park.

* WHEN...Until 5 PM MST Tuesday.

* ADDITIONAL DETAILS...Blowing snow could significantly reduce
  visibility. Snow and wind will reduce the visibility for
  snowmobile travel.

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.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
659 PM MST Sat Feb 23 2019

...A Series of Winter Storms will impact Western Wyoming Tonight
through Tuesday...

.Significant snow and blowing snow will occur across much of
western Wyoming tonight, and persist through Tuesday. This snow
will combine with gusty winds by Sunday, which will produce
blowing and drifting snow, very low visibility and bitterly cold
wind chills.

WYZ002-241100-
/O.CON.KRIW.WS.W.0004.000000T0000Z-190227T0000Z/
Absaroka Mountains-
659 PM MST Sat Feb 23 2019

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

* WHAT...Significant snow and blowing snow. Snow accumulations of
  2 to 4 inches will occur tonight, with 3 to 6 inches over
  western portions of the range. Total snow accumulations of 1 to
  3 feet expected through Tuesday. Winds gusting as high as 55 mph
  on Sunday afternoon and night.

* WHERE...Absaroka Mountains.

* WHEN...Until 5 PM MST Tuesday.

* ADDITIONAL DETAILS...Travel could be very difficult to
  impossible. Blowing snow could significantly reduce visibility.
  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
659 PM MST Sat Feb 23 2019

...A Series of Winter Storms will impact Western Wyoming Tonight
through Tuesday...

.Significant snow and blowing snow will occur across much of
western Wyoming tonight, and persist through Tuesday. This snow
will combine with gusty winds by Sunday, which will produce
blowing and drifting snow, very low visibility and bitterly cold
wind chills.

WYZ014-241100-
/O.CON.KRIW.WS.W.0004.000000T0000Z-190227T0000Z/
Wind River Mountains West-
659 PM MST Sat Feb 23 2019

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

* WHAT...Significant snow and blowing snow. Accumulations of 3 to
  6 inches expected tonight, with most of it occurring on the
  north end. Total snow accumulations of 2 to 3 feet expected
  through the day Tuesday. Winds gusting as high as 55 mph Sunday
  night into Monday.

* WHERE...Wind River Mountains West.

* WHEN...Until 5 PM MST Tuesday.

* ADDITIONAL DETAILS...Snow and blowing snow will severely reduce
  the visibility for backcountry recreation. 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.

Please monitor JHAVALANCHE.ORG if your plans include travel into
the back country.

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
659 PM MST Sat Feb 23 2019

...A Series of Winter Storms will impact Western Wyoming Tonight
through Tuesday...

.Significant snow and blowing snow will occur across much of
western Wyoming tonight, and persist through Tuesday. This snow
will combine with gusty winds by Sunday, which will produce
blowing and drifting snow, very low visibility and bitterly cold
wind chills.

WYZ012-241100-
/O.CON.KRIW.WS.W.0004.000000T0000Z-190227T0000Z/
Teton and Gros Ventre Mountains-
659 PM MST Sat Feb 23 2019

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

* WHAT...Significant snow and blowing snow. Accumulations of 6 to
  12 inches expected tonight. Total snow accumulations of 2 to 4
  feet expected through the day Tuesday. Winds gusting as high as
  55 mph on ridge tops and summits Sunday afternoon and night.

* WHERE...Teton and Gros Ventre Mountains.

* WHEN...Until 5 PM MST Tuesday.

* ADDITIONAL DETAILS...Travel could be very difficult to
  impossible over Teton Pass and in the backcountry. Blowing snow
  could significantly reduce visibility.

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.

Please monitor JHAVALANCHE.ORG if your plans include travel into
the back country.

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
659 PM MST Sat Feb 23 2019

...A Series of Winter Storms will impact Western Wyoming Tonight
through Tuesday...

.Significant snow and blowing snow will occur across much of
western Wyoming tonight, and persist through Tuesday. This snow
will combine with gusty winds by Sunday, which will produce
blowing and drifting snow, very low visibility and bitterly cold
wind chills.

WYZ013-241100-
/O.CON.KRIW.WS.W.0004.000000T0000Z-190227T0000Z/
Jackson Hole-
Including the city of Jackson
659 PM MST Sat Feb 23 2019

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

* WHAT...Significant snow and blowing snow. Accumulations of 2 to
  4 inches expected tonight. Total snow accumulations of 1 to 2
  feet expected. Wind gusts up to 25 mph possible tonight,
  increasing to 35 mph Sunday.

* WHERE...Jackson Hole.

* WHEN...Until 5 PM MST Tuesday.

* ADDITIONAL DETAILS...Travel could be very difficult to
  impossible at times. Power outages and road closures are
  possible including Highway 89. Blowing snow could significantly
  reduce visibility on Sunday.

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.

Please monitor JHAVALANCHE.ORG if your plans include travel into
the back country.

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
659 PM MST Sat Feb 23 2019

...A Series of Winter Storms will impact Western Wyoming Tonight
through Tuesday...

.Significant snow and blowing snow will occur across much of
western Wyoming tonight, and persist through Tuesday. This snow
will combine with gusty winds by Sunday, which will produce
blowing and drifting snow, very low visibility and bitterly cold
wind chills.

WYZ023-241100-
/O.CON.KRIW.WS.W.0004.000000T0000Z-190227T0000Z/
Star Valley-
Including the cities of Afton, Alpine, Star Valley Ranch,
and Thayne
659 PM MST Sat Feb 23 2019

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

* WHAT...Heavy snow expected. Accumulations of 1 to 2 inches
  expected tonight. Total snow accumulations of 12 to 18 inches
  expected through the day Tuesday.

* WHERE...Star Valley.

* WHEN...Until 5 PM MST Tuesday.

* ADDITIONAL DETAILS...Travel could be difficult at times.

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.

Please monitor JHAVALANCHE.ORG if your plans include travel into
the back country.

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
659 PM MST Sat Feb 23 2019

...A Series of Winter Storms will impact Western Wyoming Tonight
through Tuesday...

.Significant snow and blowing snow will occur across much of
western Wyoming tonight, and persist through Tuesday. This snow
will combine with gusty winds by Sunday, which will produce
blowing and drifting snow, very low visibility and bitterly cold
wind chills.

WYZ024-241100-
/O.CON.KRIW.WS.W.0004.000000T0000Z-190227T0000Z/
Salt River and Wyoming Ranges-
659 PM MST Sat Feb 23 2019

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

* WHAT...Significant snow and blowing snow. Accumulations of 3 to
  6 inches expected tonight. Total snowfall of 1 to 2 feet
  expected through the day Tuesday.

* WHERE...Salt River and Wyoming Ranges.

* WHEN...Until 5 PM MST Tuesday.

* ADDITIONAL DETAILS...Travel could be very difficult to
  impossible. Blowing snow could significantly reduce visibility.

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.

Please monitor JHAVALANCHE.ORG if your plans include travel into
the back country.

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
659 PM MST Sat Feb 23 2019

...A Series of Winter Storms will impact Western Wyoming Tonight
through Tuesday...

.Significant snow and blowing snow will occur across much of
western Wyoming tonight, and persist through Tuesday. This snow
will combine with gusty winds by Sunday, which will produce
blowing and drifting snow, very low visibility and bitterly cold
wind chills.

WYZ025-241100-
/O.CON.KRIW.WS.W.0004.000000T0000Z-190227T0000Z/
Upper Green River Basin Foothills-
Including the city of Pinedale
659 PM MST Sat Feb 23 2019

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

* WHAT...Heavy snow expected. Expect 1 to 2 inches of snow through
  tonight. Total snow accumulations through the day Tuesday will
  range from around 3 to 6 inches near Pinedale, to over a foot
  near Bondurant.

* WHERE...Upper Green River Basin Foothills.

* WHEN...Until 5 PM MST Tuesday.

* ADDITIONAL DETAILS...Travel could be very difficult to
  impossible. The hazardous conditions will impact travel along
  Highways 189 and 191.

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.

Please monitor JHAVALANCHE.ORG if your plans include travel into
the back country.

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 Great Falls MT
830 PM MST Sat Feb 23 2019

MTZ008-014-015-052>055-241300-
/O.CON.KTFX.WS.W.0007.190224T1500Z-190226T1200Z/
/O.CON.KTFX.WW.Y.0015.000000T0000Z-190224T1500Z/
Beaverhead-Central and Southern Lewis and Clark-Madison-Jefferson-
Broadwater-Meagher-Gallatin-
Including Big Hole Pass, Wisdom, Dillon, Chief Joseph Pass,
Monida Pass, Wise River, Helena, Lincoln, MacDonald Pass,
Rogers Pass, Ennis, Norris Hill, Raynolds Pass, Twin Bridges,
Virginia City, Montana City, Boulder, Boulder Hill,
Elk Park Pass, Homestake Pass, Whitehall, Toston, Townsend,
Winston, Martinsdale, White Sulphur Springs, Bozeman,
West Yellowstone, Battle Ridge Pass, Bozeman Pass,
and Targhee Pass
830 PM MST Sat Feb 23 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST
SUNDAY...
...WINTER STORM WARNING REMAINS IN EFFECT FROM 8 AM SUNDAY TO
5 AM MST TUESDAY...

* WHAT...Heavy snow expected. Areas of snow occurring. Very cold
  wind chills also expected. Total snow accumulations of 3 to 6
  inches expected in the valleys with 8 to 12 inches (and isolated
  amounts up to 18 inches) expected in the mountains through late
  Monday night.

* WHERE...Portions of central, southwest and west central
  Montana.

* WHEN...For the Winter Weather Advisory, until 8 AM MST Sunday.
  For the Winter Storm Warning, from 8 AM Sunday to 5 AM MST
  Tuesday.

* ADDITIONAL DETAILS...Travel could be very difficult to
  impossible. Patchy blowing snow could significantly reduce
  visibility. 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.

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Expect 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.

To see a graphical representation of the degree of stress on
young livestock please visit our webpage and select Local
Programs then Cold Air Advisory for Newborn Livestock.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
450 PM MST Sat Feb 23 2019

MTZ067-250000-
/O.CON.KBYZ.WS.W.0005.000000T0000Z-190227T0700Z/
Absaroka/Beartooth Mountains-
Including the locations of  Cooke City
450 PM MST Sat Feb 23 2019

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST
TUESDAY NIGHT...

* WHAT...Periods of heavy snow expected. Total accumulations of
  1 to 3 feet.

* WHERE...Absaroka/Beartooth Mountains. Heaviest snowfall expected
  on south and west facing slopes.

* WHEN...From now through midnight MST Tuesday night.

* ADDITIONAL DETAILS...Access to the Cooke City area may be
  affected. Severe back country conditions are likely. Avalanche
  danger is expected to increase significantly.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel and outdoor recreation very hazardous
or impossible.

For the latest road conditions, call 5 1 1.

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

&&

$$

URGENT - WINTER WEATHER MESSAGE...CORRECTED
National Weather Service Pocatello ID
255 PM MST Sat Feb 23 2019

...CORRECTED SNOW TOTALS FOR IDAHO FALLS AREA...

...LONG-DURATION WINTER STORM TO BRING VARYING IMPACTS ACROSS
SOUTHEAST IDAHO...

IDZ060-062>066-241200-
/O.CON.KPIH.WS.W.0006.190224T0100Z-190227T0000Z/
Bear River Range-Blackfoot Mountains-Caribou Range-
Big Hole Mountains-Teton Valley-Centennial Mountains -
Island Park-
Including the cities of Soda Springs, Henry, Bone, Victor,
Ashton, Driggs, and Island Park
255 PM MST Sat Feb 23 2019

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 5 PM MST TUESDAY...

* WHAT...Periods of moderate to heavy snow and blowing snow are
  expected. Three day total snow accumulations of 2 to 3 feet.
  Locally higher amounts are possible in the mountains above pass
  level.

* WHERE...The Upper Snake Highlands, Big Hole Mountains, Teton
  Valley, the Caribou Range, the Bear River Range and Blackfoot
  Mountains including but not limited to Ashton, Island Park,
  Henry`s Lake, Raynolds Pass, Targhee Pass, Driggs, Victor, Pine
  Creek Pass, Palisades, Swan Valley, Emigration Summit, Fish
  Creek Summit, Soda Springs, Grace, and Bancroft.

* WHEN...From 6 PM this evening to 5 PM MST Tuesday.

* IMPACTS...Difficult travel conditions are expected due to snow
  covered and slippery roads and reduced visibility. Southwest
  winds of 15 to 25 MPH gusting as high as 40 MPH will cause areas
  of blowing and drifting snow and localized whiteouts, especially
  Sunday afternoon, Sunday night, and Monday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow and blowing 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 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
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE