Expires:202601061200;;871971 FPUS53 KUNR 060803 ZFPUNR Zone Forecast for Western SD and Northeastern WY National Weather Service Rapid City SD 102 AM MST Tue Jan 6 2026 WYZ059-061200- Newcastle- Including the city of Newcastle 102 AM MST Tue Jan 6 2026 .OVERNIGHT...Partly cloudy. Lows in the upper 20s. Southwest winds 5 to 10 mph. .TUESDAY...Partly cloudy in the morning, then clearing. Breezy with highs in the lower 50s. West winds 10 to 15 mph with gusts up to 25 mph, increasing to 15 to 25 mph with gusts up to 35 mph in the afternoon. .TUESDAY NIGHT...Mostly clear. Lows around 30. Southwest winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 50s. Southwest winds 10 to 20 mph with gusts up to 30 mph. .WEDNESDAY NIGHT...Becoming partly cloudy. Lows in the lower 20s. Northwest winds 5 to 10 mph. Gusts up to 20 mph in the evening. .THURSDAY...Partly cloudy in the morning, then mostly cloudy with a slight chance of snow in the afternoon. Highs in the upper 30s. Chance of snow 20 percent. .THURSDAY NIGHT...Mostly cloudy with a slight chance of snow in the evening, then partly cloudy after midnight. Lows 15 to 20. Chance of snow 20 percent. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Breezy with highs in the lower 30s. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of snow. Lows 15 to 20. .SATURDAY...Partly cloudy. Highs in the lower 40s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 20s. .SUNDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 40s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 20s. .MONDAY...Partly cloudy. Highs in the mid 40s. $$