Expires:202512230000;;034239 FPUS53 KUNR 221653 ZFPUNR Zone Forecast for Western SD and Northeastern WY National Weather Service Rapid City SD 952 AM MST Mon Dec 22 2025 WYZ059-230000- Newcastle- Including the city of Newcastle 952 AM MST Mon Dec 22 2025 .REST OF TODAY...Partly cloudy. Highs in the upper 50s. West winds 10 to 20 mph with gusts up to 35 mph. .TONIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph, becoming southeast 5 to 10 mph after midnight. .TUESDAY...Becoming mostly cloudy. Highs in the lower 50s. Southeast winds 5 to 10 mph. .TUESDAY NIGHT...Mostly cloudy. Lows in the mid 30s. South winds 5 to 10 mph. .WEDNESDAY...Partly cloudy in the morning, then clearing. Highs in the upper 50s. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows around 40. .CHRISTMAS DAY...Becoming partly cloudy. Highs in the upper 50s. .THURSDAY NIGHT...Mostly clear. Lows in the mid 30s. .FRIDAY...Mostly sunny and breezy. Highs in the mid 50s. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 20s. .SATURDAY...Partly cloudy. A slight chance of snow in the morning. Highs in the lower 40s. Chance of snow 20 percent. .SATURDAY NIGHT...Partly cloudy. Lows 15 to 20. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. $$