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Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Riverton WY
202 AM MST Fri Feb 15 2019

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-
202 AM MST Fri Feb 15 2019

...Winter Storm Warnings and Advisories in Effect Until Midnight
Saturday for Most Areas West of the Continental Divide...

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and Tonight

Light snow showers will occur over the far west during the day.
Moderate to heavy snow will be possible once again Friday

Gusty west to southwest winds will continue over the Wind
Corridor, from the Red Desert to Casper, through the day today.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Saturday and Saturday night...Light snow over western, northern
and eastern portions.

Sunday...Widely scattered snow showers will continue over the

Monday and Tuesday...Well below average temperatures.


Spotters are urged to report snowfall amounts. Thank you.


Hazardous Weather Outlook
National Weather Service Billings MT
341 PM MST Fri Feb 15 2019

Southern Wheatland-Musselshell-Treasure-Northern Rosebud-Custer-
Fallon-Northern Stillwater-Yellowstone-Powder River-Carter-
Southern Big Horn-Eastern Carbon-Northern Park-
Northern Sweet Grass-Golden Valley-Red Lodge Foothills-
Northern Big Horn-Southern Rosebud-Judith Gap-Paradise Valley-
Livingston Area-Beartooth Foothills-Absaroka/Beartooth Mountains-
Crazy Mountains-Northeast Bighorn Mountains-Sheridan Foothills-
341 PM MST Fri Feb 15 2019

This Hazardous Weather Outlook is for portions of central
Montana...south central Montana...southeast Montana and north
central Wyoming.

* WHAT...More snow and cold.

* WHERE...Southern Montana and north central Wyoming.

* WHEN...This weekend into early next week.

* ADDITIONAL DETAILS...Another period of accumulating snow is
  expected Saturday into Sunday. At this point, the best chance of
  significant accumulations looks to be over southeast Montana,
  with light snow possible over the rest of the area. Very cold
  air will accompany the snow for Sunday and Monday, with lows
  falling well below zero.

* ADDITIONAL HAZARD CONCERNS...Bitter cold wind chills and areas of
  blowing snow can be also be expected. Dangerous conditions for
  young livestock will persist into next week.


A Hazardous Weather Outlook is issued when hazardous weather could
impact the region within the next week. Be sure to stay tuned for
future updates as locations, timing, and impacts could change.
Begin preparations to mitigate any impacts that could result from
the hazardous weather.



Hazardous Weather Outlook
National Weather Service Cheyenne WY
305 PM MST Fri Feb 15 2019

Central Laramie Range and Southwest Platte County-
North Snowy Range Foothills-South Laramie Range-
South Laramie Range Foothills-
305 PM MST Fri Feb 15 2019

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


A High Wind Warning remains in effect through 7 pm tonight. Gusts
to 65 mph are possible.


Light snow showers and breezy conditions are expected Saturday.
This could create areas of blowing snow and hazardous road
conditions for the Saturday evening commute. Snow showers will
continue through the period.

.Spotter information statement...

Spotter activation will not be needed.


Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
1041 AM MST Fri Feb 15 2019

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
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
Southeast Elbert County Below 6000 Feet/South Lincoln County-
Logan County-Washington County-Sedgwick County-Phillips County-
1041 AM MST Fri Feb 15 2019


This hazardous weather outlook is for northeast and north central

.DAY ONE...Today and Tonight

Isolated snow showers will continue over the high mountains late
this morning into early this afternoon, with little if any
additional accumulations. Snow will increase again later tonight
after midnight, with accumulations of 1 to 3 inches by sunrise.
Possible banding of snow may lead to localized heavier amounts.
Mountain travelers should be prepared for roads to become snow
covered in the early morning hours with travel delays possible.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Snow will continue in the mountains on Saturday with 4 to 8 inches
total accumulation expected. Winds will increase through the
morning Saturday creating some blowing snow and reduced visibility
over the higher mountain passes. Snow will decrease Sunday with
just light snow expected over the higher elevations. Chances of
light snow will continue into the beginning of next week for the
higher terrain while the plains are expected to remain dry through

For next week, temperatures will be on the cooler side for this
time of year with highs in the 20s and lows approaching the single
digits. There will also be a chance of snow Monday and again
Tuesday for the region.


Reports of snow will be appreciated.


Hazardous Weather Outlook
National Weather Service Salt Lake City UT
653 AM MST Fri Feb 15 2019

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-
653 AM MST Fri Feb 15 2019

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

.DAY ONE...Today and Tonight

A strong cold front associated with a colder storm will cross the
area this evening bringing much colder temperatures and
accumulating snow to valley floors. Reference the latest Winter
Weather Statement for details on timing and accumulation.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

A cold and unsettled weather pattern will prevail through the
upcoming week. Temperatures will run several degrees below normal
and periodic chances of snow can be expected across the outlook


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


For more information from NOAA/s National Weather Service visit...

For information on potential road travel impacts visit...

Hazardous Weather Outlook
National Weather Service Rapid City SD
504 AM MST Fri Feb 15 2019

Harding-Perkins-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-Mellette-Todd-Tripp-
Sturgis/Piedmont Foot Hills-Southern Meade Co Plains-
Hermosa Foot Hills-Northern Campbell-Southern Campbell-
Western Crook-Wyoming Black Hills-Weston-Northeastern Crook-
504 AM MST Fri Feb 15 2019 /604 AM CST Fri Feb 15 2019/

This Hazardous Weather Outlook is for portions of western South
Dakota and northeastern Wyoming.

.DAY ONE...Today and Tonight

Snow will taper off this morning. Winter weather advisories are
in effect for parts of the area.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

More accumulating snow is forecast for Saturday into Sunday.
Generally 2 to 5 inches are forecast, with the highest
accumulations from northwest South Dakota into central South
Dakota where over 6 inches is possible.


Spotter activation will not be needed today.


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


Hazardous Weather Outlook
National Weather Service Grand Junction CO
404 AM MST Fri Feb 15 2019

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-
404 AM MST Fri Feb 15 2019

This hazardous weather outlook is for eastern Utah and western

.DAY ONE...Today and Tonight

Scattered snow showers are expected through this afternoon with
showers increasing again late tonight as another Pacific storm
system approaches. No significant snowfall accumulations are
expected through this evening. After midnight, snow showers will
increase across the northern and central mountains in western
Colorado with a few inches of new snow expected by early Saturday

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Cool and unsettled weather will continue through early next week
with temperatures dropping below normal over the weekend.


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


U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
Page last modified: June 2, 2009
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