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Newcastle, UT Weather Forecast
Newcastle, UT Weather Forecast Date: 1241 AM MDT Mon Sep 14 2026
The area/counties/county of: Southwest Utah, including: Beaver, Cedar City, and Milford.or toggle through each period.
Today... Sunny. Scattered rain showers and isolated thunderstorms in the morning. Highs in the lower 80s. West winds 10 to 20 mph late morning through afternoon. Chance of precipitation 30%.
Tonight... Mostly clear. Lows in the lower 50s. Southwest winds 10 to 20 mph in the evening.
Tuesday... Breezy. Isolated showers and thunderstorms in the afternoon. Sunny. Highs in the lower 80s. Southwest winds 15 to 25 mph in the afternoon. Chance of precipitation 20%.
Tuesday Night... Mostly clear. Lows in the mid 50s. South winds 10 to 20 mph.
Wednesday... Breezy, sunny. Highs in the mid 80s. South winds 10 to 20 mph increasing to 15 to 25 mph in the afternoon.
Wednesday Night... Breezy. A 10% chance of showers and thunderstorms after midnight. Mostly clear. Lows in the lower 50s. South winds 15 to 25 mph shifting to the southeast 10 to 20 mph after midnight.
Thursday... Partly cloudy in the morning then becoming sunny. Highs in the lower 80s.
Thursday Night... Clear. Lows around 50. Highs in the lower 80s.
Friday... Clear. Lows around 50. Highs in the lower 80s.
Saturday... Clear. Lows around 50. Highs in the lower 80s.
POP = Probability of Precipitation
Newcastle Radar Loop
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