Hazardous Weather Outlook
Issued by NWS Riverton, WY

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FLUS45 KRIW 182210
HWORIW

Hazardous Weather Outlook
National Weather Service Riverton WY
410 PM MDT Thu May 18 2017

WYZ001>020-022>030-192215-
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-
410 PM MDT Thu May 18 2017

...Winter Storm Warnings for the central mountains; Winter
Weather Advisories for portions of central Wyoming in effect until
6 am Friday...

This Hazardous Weather Outlook is for Western and Central
Wyoming.

.DAY ONE...Rest of This Afternoon and Tonight

Significant mountain snow along with accumulating valley snow will
occur east of the Continental Divide, mainly in Fremont and
Natrona counties along with eastern Sweetwater County. Roads,
especially above 6500 feet, will likely become or remain slick and
hazardous. The combination of continued runoff from heavy rain on
Wednesday and early Thursday could cause additional rises on area
creeks and streams, particularly in Johnson County. Please see
the winter weather and flood products for more details on this
ongoing cold spring storm.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Friday...Snowfall will gradually end from northwest to southeast
during the morning and early afternoon Friday.

Saturday late afternoon and evening...Isolated thunderstorms
across northwest Wyoming.

Sunday and Monday...Isolated to locally scattered thunderstorms.

.SPOTTER INFORMATION STATEMENT...

Spotters are urged to report wind gusts past 45 mph, heavy rain
or snowfall and any flooding. Thank you.

$$


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