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Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Rapid City SD
239 PM MST Wed Feb 22 2017

SDZ024>026-028>032-072>074-WYZ055-058-231430-
Northern Black Hills-Northern Foot Hills-Rapid City-
Central Black Hills-Southern Black Hills-Custer Co Plains-
Pennington Co Plains-Haakon-Sturgis/Piedmont Foot Hills-
Southern Meade Co Plains-Hermosa Foot Hills-Southern Campbell-
Weston-
239 PM MST Wed Feb 22 2017

This Hazardous weather outlook is for portions of the Black Hills
of South Dakota...western South Dakota...and northeast Wyoming.

.DAY ONE...This Afternoon and Tonight

Snow will develop late tonight and continue into Thursday.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

A winter warning is in effect for the region through Friday
morning. Snow will become heavy at times on Thursday, with snow
diminishing Thursday night or Friday morning. Accumulations of
4 to 8 inches are possible. Gusty winds will create areas of
blowing snow.

.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
239 PM MST Wed Feb 22 2017

SDZ027-041>044-046-047-049-231430-
Southern Foot Hills-Fall River-Oglala Lakota-Jackson-Bennett-
Mellette-Todd-Tripp-
239 PM MST Wed Feb 22 2017 /339 PM CST Wed Feb 22 2017/

This Hazardous weather outlook is for portions of south central
South Dakota...and western South Dakota.

.DAY ONE...This Afternoon and Tonight

Snow will develop late tonight and continue through Thursday.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

A winter warning is in effect for the region through Friday
morning. Snow will become heavy on Thursday, with snow
diminishing Thursday night or Friday morning. Accumulations of 10
to 15 inches are possible. Gusty winds will create areas of
blowing and drifting snow.

.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
239 PM MST Wed Feb 22 2017

SDZ012>014-WYZ071-231430-
Butte-Northern Meade Co Plains-Ziebach-Northeastern Crook-
239 PM MST Wed Feb 22 2017

This Hazardous weather outlook is for portions of western South
Dakota...and northeast Wyoming.

.DAY ONE...This Afternoon and Tonight

Snow will develop late tonight and continue into Thursday.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

A winter storm will affect the region Thursday, with snow
diminishing Thursday night or Friday morning. 2 to 4 inches
of accumulation are possible. Patchy blowing snow will be
possible.

.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
239 PM MST Wed Feb 22 2017

WYZ054-056-057-231430-
Northern Campbell-Western Crook-Wyoming Black Hills-
239 PM MST Wed Feb 22 2017

This Hazardous weather outlook is for portions of northeast
Wyoming...and the Black Hills of Wyoming.

.DAY ONE...This Afternoon and Tonight

Snow will develop late tonight and continue into Thursday.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

A winter storm will continue to affect the region Thursday, with
snow diminishing Thursday night or Friday morning. 2 to 5 inches
of accumulation are possible, and a Winter Weather Advisory is in
effect. Some blowing snow is also possible.

.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 Aberdeen SD
356 AM CST Thu Feb 23 2017

SDZ015>023-033>037-045-048-051-241000-
Dewey-Potter-Faulk-Spink-Clark-Codington-Grant-Hamlin-Deuel-
Stanley-Sully-Hughes-Hyde-Hand-Jones-Lyman-Buffalo-
356 AM CST Thu Feb 23 2017 /256 AM MST Thu Feb 23 2017/

This Hazardous Weather Outlook is for portions of central South
Dakota, north central South Dakota, and northeast South Dakota.

.DAY ONE...Today and Tonight

A storm system to the south will spread snow into the forecast
area today. Snowfall amounts will very drastically from north to
south. Snow accumulations are unlikely to amount to anything north
of highway 212...but to the south snow amounts could top out
between 1-3 inches. South of highway 14...snow totals will range
between 4-8 inches with the highest amounts along and south of
Interstate 90. Additionally...gusty winds to 40mph...when
combined with falling snow...will result in poor visibility and
hazardous travel conditions.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Snow will move out of the forecast area early Friday morning, with
winds diminishing through the day.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

Connelly

Hazardous Weather Outlook
National Weather Service Riverton WY
210 AM MST Thu Feb 23 2017

WYZ001>020-022>030-241300-
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-
210 AM MST Thu Feb 23 2017

...High Impact Winter Storm across Central and Southern Wyoming
and portions of north-central Wyoming Today through Friday
Morning...

...Flood Warning remains in effect for the Big Horn River roughly
between Manderson and Greybull through at least this afternoon...

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and Tonight

A major winter storm with significant snow and blowing snow will
impact much of central, eastern and southern Wyoming today and
tonight. Blizzard conditions are expected across southeast
Fremont, southwest Natrona and eastern Sweetwater counties. The
blizzard conditions will impact South Pass, Highway 287 between
Lander and Muddy Gap, as well as Interstate 80 in eastern
Sweetwater County. Please see the highlights for further details.

Ice jam flooding continues across portions of the Big Horn Basin
especially along the Big Horn River in Big Horn County.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Friday...Light snow will continue across the area. Additional
accumulations will be low.

Sunday night through Monday night...Significant snow possible
across far western valleys and mountains.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report snowfall amounts. Thank you!

$$

Team Riverton

Hazardous Weather Outlook
National Weather Service Cheyenne WY
946 PM MST Wed Feb 22 2017

NEZ002-003-019>021-054-055-095-096-WYZ101-102-107-108-117>119-
240500-
Dawes-Box Butte-Scotts Bluff-Banner-Morrill-Kimball-Cheyenne-
North Sioux-South Sioux-Converse County Lower Elevations-
Niobrara County-East Platte County-Goshen County-
South Laramie Range Foothills-Central Laramie County-
East Laramie County-
946 PM MST Wed Feb 22 2017

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

.DAY ONE...TONIGHT

Widespread accumulating snow will begin tonight and continue
through early Friday. Winter Storm Warnings are in effect for the
eastern plains of southeast Wyoming and western Nebraska for
significant snow accumulations starting late tonight. Please
refer to the Winter Storm Warning for additional details.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

Widespread accumulating snow, heavy at times, will continue
Thursday and possibly into early Friday. East to northeast winds
will increase between 15 to 25 MPH with higher gusts on Thursday
resulting in drifting snow but also some areas of blowing snow at
times. The heaviest snow accumulations should be north of
Interstate 80.

.Spotter information statement...

Spotters are urged to report snow accumulations Thursday and
Friday.

$$

Hazardous Weather Outlook
National Weather Service Cheyenne WY
946 PM MST Wed Feb 22 2017

WYZ103>106-109>116-240500-
North Laramie Range-Ferris/Seminoe/Shirley Mountains-
Shirley Basin-Central Laramie Range and Southwest Platte 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-
946 PM MST Wed Feb 22 2017

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

.DAY ONE...TONIGHT

Widespread accumulating snow will continue through the night, and
a Winter Storm Warning is in effect. Please refer to the Winter
Storm Warning for additional details.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

Widespread accumulating snow will continue Thursday and possibly
into early Friday. Wind direction will be variable Thursday and
Thursday night since the low pressure system will be over the
area...but will gust between 20 to 30 MPH at times resulting in
drifting snow but also some areas of blowing snow at times.

.Spotter information statement...

Spotters are urged to report snow accumulations Thursday and
Friday.

$$

Hazardous Weather Outlook
National Weather Service Sioux Falls SD
1025 PM CST Wed Feb 22 2017

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-240430-
Lyon IA-Osceola-Dickinson-Sioux-O`Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln MN-Lyon MN-Murray-Cottonwood-
Nobles-Jackson-Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-
Brookings-Gregory-Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-
Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas-Hutchinson-
Turner-Lincoln SD-Bon Homme-Yankton-Clay SD-Union-
1025 PM CST Wed Feb 22 2017

This Hazardous Weather Outlook is for portions of northwest Iowa,
west central Iowa, southwest Minnesota, northeast Nebraska,
central South Dakota, east central South Dakota, south central
South Dakota, and southeast South Dakota.

.DAY ONE...Tonight

Hazardous weather is not expected at this time.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

A strong storm system will bring widespread moderate to heavy
snow, along with strong winds, to the region late Thursday through
Friday evening. Snowfall amounts of 6 to 12 inches are likely in
some areas, with locally higher amounts possible. The strong winds
will combine with the snow to create very low visibility,
especially in open areas.

The exact track of this storm remains uncertain, and this could
impact the location of the heaviest snow amounts. Continue to
monitor your local forecast.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed tonight.

$$

Hazardous Weather Outlook
National Weather Service North Platte NE
329 PM CST Wed Feb 22 2017

NEZ004>010-022>029-035>038-056>059-069>071-094-232130-
Sheridan-Eastern Cherry-Keya Paha-Boyd-Brown-Rock-Holt-Garden-
Grant-Hooker-Thomas-Blaine-Loup-Garfield-Wheeler-Arthur-McPherson-
Logan-Custer-Deuel-Keith-Perkins-Lincoln-Chase-Hayes-Frontier-
Western Cherry-
329 PM CST Wed Feb 22 2017 /229 PM MST Wed Feb 22 2017/

This Hazardous Weather Outlook is for portions of western and
north central Nebraska.

.DAY ONE...TONIGHT.

A winter storm system will begin to affect the region late
tonight. Rain will change to snow across northwest Nebraska late
tonight.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

A winter storm system will continue to affect the region Thursday
into Friday. Snow will spread east on Thursday, impacting the
sandhills and north central Nebraska. At this time, the greatest
threat for accumulating snow is along and north of Interstate 80,
with heaviest accumulations expected across north central
Nebraska and the sandhills.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed through tonight.

&&

Get your weather, hydrological, and climate information at
http://www.weather.gov/northplatte

$$

Taylor

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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