42°49'N / 108°43'O / Altitud 1632 m / 08:42 09/09/2026, America/Denver (UTC-6)
del: 09/09/2026, 02:00
a: 09/09/2026, 09:00
* WHAT...Sub-freezing temperatures 26 to 32 degrees expected. Isolated cold prone areas 22 to 25 degrees. * WHERE...Jackson Hole, South Lincoln, Star Valley, Upper Green River Basin, and Upper Green River Basin Foothills Counties. * WHEN...From 2 AM to 9 AM MDT Wednesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
del: 09/09/2026, 02:08
a: 09/09/2026, 17:00
* IMPACTS: Low Humidities and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY...Fire Weather Zones 280...289 and 300. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In Southwest WY...Sweetwater. * WIND: West 10 to 15 mph with gusts up to 25 mph. Thursday, west to southwest 15 to 20 mph with gusts up to 40 mph. * HUMIDITY: As low as 8 percent. Thursday, as low as 6 percent. RH recovery will be poor tonight.
del: 09/09/2026, 12:00
a: 09/09/2026, 17:00
The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon today to 9 PM MDT Thursday. the Fire Weather Watch is no longer in effect. * AFFECTED AREA: In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * IMPACTS: Low Humidities and Strong Gusty Winds could cause erratic fire behavior. * WIND: West 10 to 20 mph with gusts up to 25 mph. Thursday, west 15 to 25 mph with gusts of 30 to 35 mph. * HUMIDITY: As low as 10 percent. RH recovery will be fair to poor tonight in zones 277 and 279.