Expires:202601090500;;019735 FPUS55 KCYS 082124 ZFPCYS Zone Forecast Product for Southeast Wyoming and Western Nebraska Panhandle National Weather Service Cheyenne WY 223 PM MST Thu Jan 8 2026 NEZ095-090500- Northern Sioux County- Including the city of Harrison 223 PM MST Thu Jan 8 2026 .THIS AFTERNOON...Mostly cloudy with a 20 percent chance of snow showers. Much cooler with highs in the mid 30s. East winds 5 to 10 mph. .TONIGHT...Cloudy. A slight chance of snow showers in the evening, then a chance of snow showers after midnight. Little or no snow accumulation. Cold with lows 17 to 23. East winds 5 to 10 mph, increasing to northwest 15 to 20 mph with gusts up to 30 mph after midnight. Chance of snow 40 percent. .FRIDAY...Mostly sunny and brisk. Highs in the lower 30s. Northwest winds 15 to 25 mph with gusts up to 35 mph. .FRIDAY NIGHT...Partly cloudy and cold. Near steady temperature in the mid 20s. West winds 15 to 20 mph with gusts up to 35 mph. .SATURDAY...Mostly sunny and windy. Highs around 40. Northwest winds 20 to 30 mph with gusts up to 50 mph. .SATURDAY NIGHT THROUGH SUNDAY NIGHT...Mostly clear. Lows in the mid 20s. Highs in the lower 50s. .MONDAY...Mostly sunny. Highs in the mid 50s. .MONDAY NIGHT AND TUESDAY...Mostly cloudy and windy. Lows in the lower 30s. Highs in the lower 50s. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy and breezy. Lows around 30. Highs in the upper 40s. $$