10-Day Weather Forecast - Newcastle, WY

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

Partly cloudy with a chance of showers in the evening then mostly cloudy after midnight. Lows in the lower 40s. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the evening. Chance of rain 30 percent.

Mostly sunny. A chance of showers in the afternoon. Breezy with highs in the upper 60s. Southwest winds 10 to 15 mph with gusts up to 30 mph increasing to west 15 to 25 mph with gusts up to 40 mph in the afternoon. Chance of rain 40 percent.

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 30s. Northwest winds 10 to 15 mph with gusts up to 30 mph diminishing to around 5 mph after midnight.

Partly cloudy. A slight chance of rain showers in the morning then a chance of rain showers in the afternoon. Highs in the lower 60s. Chance of rain 30 percent.

Partly cloudy. A slight chance of rain showers in the evening. Lows in the mid 30s. Chance of rain 20 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 50 percent.

Rain showers likely in the evening. Mostly cloudy with a chance of snow showers. Little or no snow accumulation. Lows in the mid 20s. Chance of precipitation 70 percent.

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

Partly cloudy. A slight chance of snow showers in the evening. Lows in the lower 20s. Chance of snow 20 percent.

Partly cloudy with a 20 percent chance of snow showers. Highs in the lower 50s.

Mostly cloudy. Low temperature around 33F. Dew point will be around 20F with an average humidity of 49%. Winds will be 6 mph from the E.

Partly cloudy. High temperature around 58F. Dew point will be around 24F with an average humidity of 38%. Winds will be 6 mph from the S.

Partly cloudy. Low temperature around 38F. Dew point will be around 25F with an average humidity of 46%. Winds will be 4 mph from the SE.

Mostly sunny. High temperature around 61F. Dew point will be around 29F with an average humidity of 41%. Winds will be 6 mph from the W.

Mostly cloudy. Low temperature around 35F. Dew point will be around 29F with an average humidity of 57%. Winds will be 8 mph from the N.