Hazardous Weather Outlook
Issued by NWS Riverton, WY

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FLUS45 KRIW 180816
HWORIW

Hazardous Weather Outlook
National Weather Service Riverton WY
216 AM MDT Thu May 18 2017

WYZ001>020-022>030-191215-
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-
216 AM MDT Thu May 18 2017

...Multiple Winter Storm Warnings and Advisories in effect today
and tonight...

...Flood Watch through tonight for Johnson County...

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and Tonight

Significant mountain snow and a mixture of valley snow and rain
will occur east of the Continental Divide as well as 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 more rainfall today could cause
additional rises on area creeks and streams, especially over
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 decreases from northwest to southeast through
the day.

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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