National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Mondell Field (KECS)

Lat: 43.89°NLon: 104.32°WElev: 4173ft.

Partly Cloudy and Windy

72°F

22°C

Humidity 16%
Wind Speed SW 33 G 45 mph
Barometer 29.75 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 29 Jun 2:15 pm MDT
Extended Forecast for

6 Miles ENE Newcastle WY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 70. Breezy, with a southwest wind around 26 mph, with gusts as high as 40 mph.

    High: 70 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 50. Breezy, with a west wind 19 to 24 mph becoming light and variable after midnight. Winds could gust as high as 37 mph.

    Low: 50 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. Calm wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 22 mph.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly after midnight. Increasing clouds, with a low around 55. East wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.

    Low: 55 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon. Mostly cloudy through mid morning, then gradual clearing, with a high near 79. Calm wind becoming west 5 to 7 mph in the morning. Winds could gust as high as 18 mph.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. West wind around 7 mph becoming east in the evening. Winds could gust as high as 15 mph.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 70. Breezy, with a southwest wind around 26 mph, with gusts as high as 40 mph.
Tonight
Mostly clear, with a low around 50. Breezy, with a west wind 19 to 24 mph becoming light and variable after midnight. Winds could gust as high as 37 mph.
Tuesday
Sunny, with a high near 79. Calm wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 22 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after midnight. Increasing clouds, with a low around 55. East wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly cloudy through mid morning, then gradual clearing, with a high near 79. Calm wind becoming west 5 to 7 mph in the morning. Winds could gust as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 59. West wind around 7 mph becoming east in the evening. Winds could gust as high as 15 mph.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 59.
Friday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85.
Friday Night
A chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 58.
Independence Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Newcastle WY
 43.88°N 104.12°W (Elev. 5197 ft)
Last Update:
12:37 pm MDT Jun 29, 2026
Forecast Valid:
2pm MDT Jun 29, 2026-6pm MDT Jul 5, 2026
 
Forecast Discussion
 
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Additional Resources

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