Hazardous Weather Outlook
Issued by NWS Cheyenne, WY

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

000
FLUS45 KCYS 180018
HWOCYS

Hazardous Weather Outlook...RESENT
National Weather Service Cheyenne WY
518 PM MST Sat Feb 17 2018

WYZ101>119-190030-
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-
518 PM MST Sat Feb 17 2018

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

.DAY ONE...TONIGHT

Strong west to southwest winds will continue across portions of
south central and southeast Wyoming tonight, mainly along and
west of Interstate 25 tonight where High Wind Warnings remain in
effect.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

The strong winds will ease Sunday morning as an Arctic cold front
slowly progresses south across the area. Light rain and snow showers
will develop ahead of the front, with snow gradually increasing in
coverage and intensity behind the front Sunday afternoon through
Monday. A prolonged period of moderate to heavy snow will occur
behind the front, leading to adverse travel condiitons Sunday night
and Monday. Winter Storm Watches and Warnings are in effect from
Sunday morning through Monday evening for all except central and
eastern Laramie County. The cold front will exit southeast Wyoming
early Monday morning.

Very cold temperatures and dangerous wind chills of 15 to 30 degrees
below zero Monday through Tuesday may cause frostbite in less than
30 minutes to exposed skin.

.Spotter information statement...

Spotter activation will not be required at this time.

$$

NEZ002-003-019>021-054-055-095-096-190030-
Dawes-Box Butte-Scotts Bluff-Banner-Morrill-Kimball-Cheyenne-
North Sioux-South Sioux-
518 PM MST Sat Feb 17 2018

This hazardous weather outlook is for portions of western
Nebraska.

.DAY ONE...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 south through the
Nebraska Panhandle late Sunday afternoon through early Monday morning.
A prolonged period of moderate snow will occur along and behind the
front. Significant snow accumulations are expected leading to hazardous
travel conditions, especially across the northern Nebraska Panhandle
where Winter Storm Watches have been issued. Winter Storm Watches may
need to be expanded south into southern portions of the Panhandle
as the event unfolds.

Very cold temperatures and dangerous wind chills of 15 to 30 degrees
below zero Monday through Tuesday may cause frostbite in less than
30 minutes to exposed skin.

.Spotter information statement...

Spotter activation will not be required at this time.

$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.