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.

Fair

20°C

68°F

Humidity 40%
Wind Speed NE 11 km/h
Barometer 30.04 in
Dewpoint 6°C (43°F)
Visibility 16 km
Last update 12 Jul 9:15 pm MDT
Extended Forecast for

15 Miles SE Newcastle WY

  • Tonight

    Tonight: Mostly clear, with a low around 14. North wind around 10 km/h.

    Low: 14 °C

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 30. West wind 5 to 10 km/h, with gusts as high as 25 km/h.

    High: 30 °C

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 19. East wind 10 to 20 km/h, with gusts as high as 35 km/h.

    Low: 19 °C

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 33. East wind 10 to 15 km/h becoming south in the afternoon. Winds could gust as high as 30 km/h.

    High: 33 °C

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 3am, then a slight chance of showers. Partly cloudy, with a low around 16. South wind 10 to 15 km/h becoming north after midnight. Winds could gust as high as 30 km/h. Chance of precipitation is 40%.

    Low: 16 °C

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 24. North wind 10 to 20 km/h becoming east in the afternoon. Winds could gust as high as 35 km/h. Chance of precipitation is 30%.

    High: 24 °C

    Slight Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 13. East wind 15 to 20 km/h, with gusts as high as 35 km/h. Chance of precipitation is 60%.

    Low: 13 °C

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 21. East wind 15 to 20 km/h, with gusts as high as 35 km/h.

    High: 21 °C

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 12.

    Low: 12 °C

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 14. North wind around 10 km/h.
Sunday
Sunny, with a high near 30. West wind 5 to 10 km/h, with gusts as high as 25 km/h.
Sunday Night
Mostly clear, with a low around 19. East wind 10 to 20 km/h, with gusts as high as 35 km/h.
Monday
A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 33. East wind 10 to 15 km/h becoming south in the afternoon. Winds could gust as high as 30 km/h.
Monday Night
A chance of showers and thunderstorms before 3am, then a slight chance of showers. Partly cloudy, with a low around 16. South wind 10 to 15 km/h becoming north after midnight. Winds could gust as high as 30 km/h. Chance of precipitation is 40%.
Tuesday
A chance of showers, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 24. North wind 10 to 20 km/h becoming east in the afternoon. Winds could gust as high as 35 km/h. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 13. East wind 15 to 20 km/h, with gusts as high as 35 km/h. Chance of precipitation is 60%.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 21. East wind 15 to 20 km/h, with gusts as high as 35 km/h.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 12.
Thursday
Partly sunny, with a high near 23.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 14.
Friday
Mostly sunny, with a high near 27.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 15.
Saturday
Mostly sunny, with a high near 28.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SE Newcastle WY
 43.67°N 104.04°W (Elev. 5246 m)
Last Update:
6:29 pm MDT Jul 12, 2025
Forecast Valid:
9pm MDT Jul 12, 2025-6pm MDT Jul 19, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation