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Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Riverton WY
246 AM MDT Wed Jul 2 2025

WYZ001>020-022>030-031300-
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-
246 AM MDT Wed Jul 2 2025

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and tonight.

Widespread chances for showers and thunderstorms develop this
afternoon and evening. Locally heavy rain will be possible with any
storms, which may create the potential for isolated flash flooding
especially in poor drainage areas. Strong gusty outflow winds of 40
to 50 mph are likely with the possibility for isolated gusts near 60
mph.

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

Thursday...Widespread chances for showers and thunderstorms
during the afternoon and evening. Locally heavy rain will be more
likely with any storms, which may create the potential for isolated
flash flooding especially in poor drainage areas. There is the
possibly for a few isolated strong thunderstorms to develop mainly
over central and eastern WY.

Fourth of July...Afternoon and evening thunderstorms, with some
uncertainty in regards to how widespread convection may be.

Saturday...Showers and thunderstorms develop once again in the
afternoon with coverage being more isolated in nature.

.SPOTTER INFORMATION STATEMENT...

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

$$

U.S. Dept. of Commerce
NOAA National Weather Service
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Silver Spring, MD 20910
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Page last modified: June 2, 2009
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