Expires:202512291830;;431882 FPUS55 KCYS 291047 ZFPCYS Zone Forecast Product for Southeast Wyoming and Western Nebraska Panhandle National Weather Service Cheyenne WY 347 AM MST Mon Dec 29 2025 NEZ003-291830- Box Butte County- Including the cities of Alliance and Hemingford 347 AM MST Mon Dec 29 2025 .TODAY...Sunny. Not as cool with highs in the lower 40s. Northwest winds 10 to 15 mph. Wind chill values as low as 9 below this morning. .TONIGHT...Mostly clear. Not as cold with lows around 14. West winds 5 to 10 mph. .TUESDAY...Mostly sunny. Highs in the upper 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph. .TUESDAY NIGHT...Mostly clear. Cold with lows around 20. West winds 5 to 10 mph. .WEDNESDAY...Sunny. Highs in the mid 50s. Northwest winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Cold with lows in the mid 20s. .NEW YEARS DAY THROUGH FRIDAY...Mostly cloudy. Highs in the lower 50s. Lows in the upper 20s. .FRIDAY NIGHT THROUGH SUNDAY...Partly cloudy. Lows in the mid 20s. Highs in the lower 50s. $$