| NWS Forecast for: Newcastle Issued by: National Weather Service Rapid City, SD Last Update: 1222 AM MST Tue Nov 4 2025 |  |
| Overnight: Clear. Near steady temperature around 40. Southeast winds 5 to 10 mph. Tuesday: Mostly sunny. Highs around 70. Southwest winds 5 to 10 mph with gusts up to 25 mph, increasing to west 10 to 20 mph with gusts up to 35 mph in the afternoon. Tuesday Night: Partly cloudy. Lows in the lower 30s. North winds 10 to 20 mph with gusts up to 30 mph, becoming northwest 5 to 10 mph after midnight. Wednesday: Partly cloudy. Highs in the upper 50s. Southeast winds 5 to 10 mph, increasing to 15 to 20 mph in the afternoon. Wednesday Night: Mostly cloudy. Lows in the lower 40s. Southeast winds 10 to 15 mph, becoming southwest after midnight. Gusts up to 25 mph. Thursday: Becoming partly cloudy. Highs around 60. Thursday Night: Partly cloudy in the evening, then clearing. Lows in the lower 30s. Friday: Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 50s. Friday Night: Partly cloudy with a chance of rain. A slight chance of snow in the evening, then a chance of snow after midnight. Lows in the lower 30s. Chance of precipitation 50 percent. Saturday: Partly cloudy and breezy. Highs in the mid 40s. Saturday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. Sunday: Partly cloudy. Highs in the mid 40s. Sunday Night: Partly cloudy. Lows in the lower 20s. Monday: Partly cloudy. Highs in the mid 50s. | |
| Zone Forecast: Newcastle | |
Visit your local NWS office at: https://www.weather.gov/unr |