Expires:202601090100;;025513 FPUS55 KRIW 082348 ZFPRIW Zone Forecast Product for Western and Central Wyoming National Weather Service Riverton WY 446 PM MST Thu Jan 8 2026 WYZ009-090100- Bighorn Mountains Southeast- 446 PM MST Thu Jan 8 2026 .THIS AFTERNOON...Cloudy with snow showers likely. Snow accumulation up to 1 inch. Highs in the upper 20s. Temperature falling to around 20 late. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 60 percent. .TONIGHT...Cloudy with snow showers likely in the evening, then partly cloudy after midnight. Storm total snow accumulation around an inch. Breezy, cold with lows 5 to 13 above. Northwest winds 15 to 20 mph with gusts up to 35 mph. Chance of snow 60 percent. .FRIDAY...Mostly sunny in the morning, then partly cloudy with a chance of snow showers in the afternoon. Breezy, cold with highs around 20. Northwest winds 20 to 25 mph with gusts up to 40 mph. Chance of snow 30 percent. .FRIDAY NIGHT...Partly cloudy and breezy, cold with lows 10 to 18. West winds 15 to 20 mph with gusts up to 35 mph. .SATURDAY...Partly cloudy in the morning, then clearing. Breezy with highs around 30. West winds 15 to 20 mph with gusts up to 40 mph. .SATURDAY NIGHT...Partly cloudy and breezy. Lows in the lower 20s. .SUNDAY...Partly cloudy in the morning, then clearing. Breezy with highs around 40. .SUNDAY NIGHT...Mostly clear. Lows in the upper 20s. .MONDAY...Partly cloudy and breezy. Highs in the lower 40s. .MONDAY NIGHT...Partly cloudy and breezy. Lows in the upper 20s. .TUESDAY...Mostly cloudy in the morning, then partly cloudy with a chance of snow showers in the afternoon. Breezy with highs in the upper 30s. Chance of snow 30 percent. .TUESDAY NIGHT...Partly cloudy and breezy. Lows in the upper 20s. .WEDNESDAY...Partly cloudy in the morning, then clearing. Breezy with highs around 40. $$