Hazardous Weather Outlook
Issued by NWS Riverton, WY

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FLUS45 KRIW 182024

Hazardous Weather Outlook
National Weather Service Riverton WY
224 PM MDT Tue Apr 18 2017

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-
224 PM MDT Tue Apr 18 2017

...Winter Weather Advisory for the Big Horn Mountains from
midnight tonight to 1 pm Wednesday afternoon...

This Hazardous Weather Outlook is for Western and Central

.DAY ONE...This Afternoon and Tonight

Valley rain and snow and mountain snow showers in the west
spreading east of the Divide through tonight. The heaviest
precipitation, including isolated thunderstorms, is expected along
the Interstate 80 corridor, through eastern Fremont and into
Natrona and Johnson Counties tonight. In fact, the Big Horn
Mountains will likely see 6 to 10 inches of snow above 8500 feet
by mid day Wednesday.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Wednesday...Scattered valley rain and mountain snow showers
across much of the area through early Wednesday afternoon.

Thursday and Friday...The next Pacific storm system will spread
valley rain and mountain snow showers with a few thunderstorms
into the west and south Thursday afternoon. Rain and mountain
snow showers becoming more numerous across central areas Thursday
night and Friday. Precipitation is expected to taper off from the
north and west Friday night.


Spotters are urged to report snowfall amounts. Thank you.



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