Upton, WY Warnings, Watches and Advisories

Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Upton.

Use the Radar Maps link provided to understand the trajectory of a storm.

Special Weather Statement issued November 23 at 3:03AM MST by NWS Riverton WY

This is a Special Weather Statement from the National Weather Service in Riverton. * WHAT...Periods of snow. Accumulations of 3 to 6 inches expected. * WHERE...The Salt and Wyoming Range. * WHEN...Today through Sunday. The steadiest snow is expected this afternoon and tonight. * ADDITIONAL DETAILS...Motorists should watch for slick and snow covered roads as well as rapid changes in visibility.

Special Weather Statement issued November 23 at 3:03AM MST by NWS Riverton WY

This is a Special Weather Statement from the National Weather Service in Riverton. * WHAT...Periods of snow. Accumulations of an inch or two with locally higher amounts. * WHERE...The Jackson and Star Valleys. * WHEN...Today through Sunday. The steadiest snow is expected this afternoon and this evening. * ADDITIONAL DETAILS...Motorists should watch for slick and snow covered roads as well as rapid changes in visibility.

Special Weather Statement issued November 23 at 3:03AM MST by NWS Riverton WY

This is a Special Weather Statement from the National Weather Service in Riverton. * WHAT...Periods of snow. Accumulations of 3 to 6 inches expected with local amounts to 10 inches on the higher peaks. South Pass should see 1 to 3 inches of snow. Winds gusting as high as 40 mph through this afternoon. * WHERE...The Wind River Mountains. * WHEN...Today through Sunday. The steadiest snow is expected this afternoon and this evening. * ADDITIONAL DETAILS...Motorists should watch for slick and snow covered roads as well as rapid changes in visibility.

Winter Weather Advisory issued November 23 at 1:58AM MST until November 24 at 5:00PM MST by NWS Riverton WY

* WHAT...Snow expected. Total snow accumulations between 4 and 8 inches. Local amounts up to 12 inches are possible in southwestern Yellowstone Park. Winds gusting as high as 35 mph. * WHERE...Teton and Gros Ventre Mountains and Yellowstone National Park. * WHEN...From 8 AM this morning to 5 PM MST Sunday. The steadiest snow is expected Saturday afternoon and evening. * IMPACTS...Travel could be very difficult, including over Teton Pass.

Red Flag Warning issued November 23 at 1:34AM MST until November 23 at 6:00PM MST by NWS Cheyenne WY

The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from 9 AM this morning to 6 PM MST this evening. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...In Wyoming, fire weather zones 418 419 and 420. * WIND...Southwest winds of 20 to 30 mph. Wind gusts 35 to 50 mph expected this afternoon. * HUMIDITY...As low as 10 to 15 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended.

Red Flag Warning issued November 23 at 1:34AM MST until November 23 at 6:00PM MST by NWS Cheyenne WY

The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect until 6 PM MST this evening. * AFFECTED AREA...Fire weather zone 427. * WIND...Southwest to west-southwest winds 25 to 35mph. Gusts up to 50-60mph expected this afternoon. * HUMIDITY...As low as 8 to 14 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended.

Red Flag Warning issued November 23 at 1:34AM MST until November 23 at 6:00PM MST by NWS Cheyenne WY

The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from 9 AM this morning to 6 PM MST this evening. * AFFECTED AREA...Fire weather zone 421.Fire weather zone 422.Fire weather zone 423. * WIND...Southwest winds to west-southwest winds of 25 to 35mph with gusts to 50mph late this morning into the late afternoon. * HUMIDITY...As low as 10-15 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended.

High Wind Warning issued November 23 at 1:19AM MST until November 23 at 6:00PM MST by NWS Cheyenne WY

* WHAT...Southwest winds 25 to 40 mph with gusts up to 60 mph expected. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain along Interstate 80, and Central Carbon County. * WHEN...From 9 AM this morning to 6 PM MST this evening. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers.