10-Day Weather Forecast - Newcastle, WY

Mostly sunny. Highs in the lower 70s. West winds 10 to 15 mph with gusts up to 25 mph.

Partly cloudy. Lows in the lower 40s. South winds 10 to 15 mph. Gusts up to 25 mph in the evening.

Mostly sunny. A slight chance of showers in the afternoon. Breezy with highs in the upper 60s. Southwest winds 10 to 15 mph increasing to west 15 to 25 mph in the afternoon. Gusts up to 35 mph. Chance of rain 20 percent.

Partly cloudy. A slight chance of rain showers in the evening. Lows in the upper 30s. Chance of rain 20 percent.

Mostly cloudy with a chance of rain showers in the morning then partly cloudy with rain showers likely with a slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 60 percent.

Mostly cloudy with a chance of rain showers in the evening then mostly clear after midnight. Lows in the mid 30s. Chance of rain 30 percent.

Mostly sunny. Highs in the upper 60s.

Partly cloudy. Lows in the upper 30s.

Partly cloudy. A chance of rain showers in the afternoon. Breezy with highs in the mid 60s. Chance of rain 40 percent.

Partly cloudy in the evening then becoming mostly cloudy. A chance of rain showers and snow showers. Lows in the mid 20s. Chance of precipitation 50 percent.

Becoming partly cloudy. A 50 percent chance of snow showers. Cooler with highs in the mid 40s.

Mostly clear with a slight chance of rain-snow mix. Chance of precipitation 25%. Low temperature around 22F. Dew point will be around 14F with an average humidity of 63%. Winds will be 6 mph from the N.

Sunny. High temperature around 53F. Dew point will be around 19F with an average humidity of 43%. Winds will be 3 mph from the SW.

Clear. Low temperature around 31F. Dew point will be around 19F with an average humidity of 45%. Winds will be 4 mph from the SE.

Sunny. High temperature around 64F. Dew point will be around 22F with an average humidity of 32%. Winds will be 10 mph from the S.

Mostly clear. Low temperature around 41F. Dew point will be around 22F with an average humidity of 35%. Winds will be 7 mph from the SE.

Sunny. High temperature around 69F. Dew point will be around 27F with an average humidity of 30%. Winds will be 10 mph from the SW.

Partly cloudy. Low temperature around 40F. Dew point will be around 26F with an average humidity of 40%. Winds will be 6 mph from the W.