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FLUS45 KRIW 150900
HWORIW

Hazardous Weather Outlook
National Weather Service Riverton WY
300 AM MDT Wed Oct 15 2025

WYZ001>020-022>030-161300-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Bighorn Basin-Southwest Bighorn Basin-Southeast Bighorn 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-
300 AM MDT Wed Oct 15 2025

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and Tonight.

Showers increasing in coverage through the day. A few stronger
thunderstorms possible this afternoon in Natrona and Johnson
Counties.

Turning colder tonight with snow levels falling to around 7500
feet by morning.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Thursday...Cooler with showers and snow in the mountains. Please
see Winter Weather Advisories and forecasts for details.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.

$$