10-Day Weather Forecast - Newcastle, WY

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  • 51|30°F
    40% Chance Rain Showers
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    Today

    51°F

    Partly cloudy with scattered showers. Highs in the mid 50s. Northwest winds 10 to 20 mph with gusts up to 30 mph. Chance of rain 40 percent.

    Tonight

    30°F

    Partly cloudy in the evening then clearing. Lows in the upper 20s. North winds 10 to 15 mph. Gusts up to 25 mph in the evening.

    Hourly details
  • Day

    51°F

    Mostly sunny. Highs in the mid 50s. Northwest winds 10 to 15 mph with gusts up to 25 mph.

    Night

    29°F

    Clear. Lows in the mid 20s. Northeast winds 5 to 10 mph. Gusts up to 20 mph in the evening.

    Hourly details
  • Day

    58°F

    Sunny. Highs in the lower 60s. Northwest winds 5 to 10 mph.

    Night

    32°F

    Clear. Lows around 30.

    Hourly details
  • Weekend Weather

  • Day

    66°F

    Mostly sunny. Highs in the lower 70s.

    Night

    40°F

    Mostly clear in the evening then becoming partly cloudy. Lows in the upper 30s.

    Hourly details
  • Day

    65°F

    Partly cloudy. A slight chance of rain showers in the morning then a chance of rain showers in the afternoon. Highs in the upper 60s. Chance of rain 40 percent.

    Night

    40°F

    Partly cloudy. Lows in the upper 30s.

    Hourly details
  • Day

    69°F

    Partly cloudy in the morning then clearing. Highs around 70.

    Night

    44°F

    Partly cloudy in the evening then clearing. Lows around 40.

    Hourly details
  • Day

    65°F

    Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 20 percent.

    Night

    43°F

    Mostly clear. Low temperature around 43F. Dew point will be around 30F with an average humidity of 54%. Winds will be 10 mph from the N.

  • Day

    60°F

    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 60F. Dew point will be around 34F with an average humidity of 47%. Winds will be 15 mph from the N.

    Night

    35°F

    Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 35F. Dew point will be around 29F with an average humidity of 60%. Winds will be 12 mph from the N.

  • Day

    55°F

    Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 55F. Dew point will be around 29F with an average humidity of 49%. Winds will be 8 mph from the NW.

    Night

    36°F

    Partly cloudy. Low temperature around 36F. Dew point will be around 28F with an average humidity of 57%. Winds will be 8 mph from the N.

  • Day

    57°F

    Partly cloudy. High temperature around 57F. Dew point will be around 30F with an average humidity of 47%. Winds will be 6 mph from the NW.

    Night

    38°F

    Partly cloudy. Low temperature around 38F. Dew point will be around 29F with an average humidity of 56%. Winds will be 5 mph from the NE.