Expires:202601251100;;478364 FPUS55 KRIW 250219 ZFPRIW Zone Forecast Product for Western and Central Wyoming National Weather Service Riverton WY 717 PM MST Sat Jan 24 2026 WYZ022-251100- Casper Mountain- 717 PM MST Sat Jan 24 2026 .TONIGHT...Partly cloudy. Scattered snow showers after midnight. Cold with lows 3 below to 3 above zero. West winds around 10 mph with gusts up to 20 mph this evening. Chance of snow 40 percent. .SUNDAY...Cloudy with numerous snow showers in the morning, then partly cloudy with scattered snow showers in the afternoon. Snow accumulation up to 1 inch. Cold with highs 3 to 9 above. North winds around 10 mph, becoming northwest with gusts up to 20 mph in the afternoon. Chance of snow 60 percent. .SUNDAY NIGHT...Mostly clear and blustery, cold with lows 6 below to zero. Southwest winds 15 to 20 mph. Gusts up to 40 mph after midnight. .MONDAY...Mostly sunny and breezy. Not as cool with highs in the upper 20s. Southwest winds 15 to 25 mph with gusts up to 40 mph. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Breezy and not as cold with lows 12 to 18. Southwest winds 15 to 20 mph with gusts up to 35 mph. .TUESDAY...Partly cloudy. Highs in the lower 30s. .TUESDAY NIGHT...Partly cloudy in the evening, then clearing. Cold with lows 15 to 20. .WEDNESDAY...Mostly sunny. Highs in the mid 30s. .WEDNESDAY NIGHT...Partly cloudy. Cold with lows 16 to 22. .THURSDAY...Partly cloudy. Highs in the mid 30s. .THURSDAY NIGHT...Partly cloudy. Cold with lows 14 to 20. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the mid 30s. .FRIDAY NIGHT...Partly cloudy. Cold with lows around 20. .SATURDAY...Partly cloudy. Highs in the upper 30s. $$