Hazardous Weather Outlook
Issued by NWS Cheyenne, WY

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FLUS45 KCYS 171308
HWOCYS

Hazardous Weather Outlook
National Weather Service Cheyenne WY
608 AM MST Sat Feb 17 2018

WYZ101>119-181315-
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-
Central Laramie County-East Laramie County-
608 AM MST Sat Feb 17 2018

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

.DAY ONE...TODAY AND TONIGHT

Strong winds will continue across areas of southeast Wyoming
through the morning hours and especially this afternoon. High
Wind Warnings remain in effect for much of southeast Wyoming for
wind gusts of 60 to 75 mph.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

An Arctic cold front is forecast to slowly move through southeast
Wyoming beginning Sunday morning, exiting the state by Tuesday
morning. A prolonged period of moderate snow will occur along and
behind the front as it moves through the area. Significant snow
accumulations are expected leading to hazardous travel conditions.
A Winter Storm Watch is in effect beginning Sunday morning for
Converse and Niobrara counties, including Douglas, Glenrock and
Lusk. The front will continue moving southeast through the
overnight hours into Monday. Winter Storm Watches have been posted
for areas along and west of a line from Lusk to Wheatland to
Buford Sunday night into Monday night.

Very cold air behind the front for Monday and Tuesday with single
digit high temperatures and dangerous windchill temperatures.
Frostbite hazards will be high during this time.

.Spotter information statement...

Spotter activation will not be needed today and tonight.

$$

NEZ002-003-019>021-054-055-095-096-181315-
Dawes-Box Butte-Scotts Bluff-Banner-Morrill-Kimball-Cheyenne-
North Sioux-South Sioux-
608 AM MST Sat Feb 17 2018

This hazardous weather outlook is for portions of western
Nebraska.

.DAY ONE...TODAY AND TONIGHT

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

An Arctic cold front is forecast to slowly move through southeast
Wyoming beginning Sunday morning, exiting the southern Nebraska
Panhandle early Tuesday morning. A prolonged period of moderate
snow will occur along and behind the front as it moves through the
area. Significant snow accumulations are expected leading to
hazardous travel conditions. Winter Storm Watches have been posted
for the northern Nebraska Panhandle, including Chadron and
Crawford. The front will continue moving southeast through the
overnight hours into Monday. Winter Storm Watches may need to be
expanded south across other portions of the Panhandle as the event
unfolds.

Very cold air behind the front for Monday and Tuesday with single
digit high temperatures and dangerous windchill temperatures.
Frostbite hazards will be high during this time.

.Spotter information statement...

Spotter activation will not be needed today and tonight.

$$


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