Storm Systems Continue to Impact the Pacific Northwest; Lake Effect Snow Continues

A second Pacific cold front will cross the Pacific Northwest Wednesday followed by another atmospheric river. Each of these features will bring additional periods of gusty winds, mountain snow, and heavy to excessive rainfall with renewed flooding. Heavy lake effect snow continues into Tuesday east of Lakes Erie and Ontario. Read More >

Current conditions at

Mondell Field (KECS)

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

Fair

36°F

2°C

Humidity 52%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 15 Dec 7:55 pm MST
Extended Forecast for

3 Miles ESE Newcastle WY

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Light and variable wind.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50. Northeast wind 5 to 11 mph becoming northwest in the morning. Winds could gust as high as 18 mph.

    High: 50 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 30. Light and variable wind becoming southeast around 6 mph after midnight.

    Low: 30 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of rain after 11am.  Partly sunny, with a high near 53. Breezy, with a south wind 7 to 12 mph becoming northwest 21 to 26 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 53 °F

    Chance Rain
    and Breezy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow before 11pm.  Mostly cloudy, with a low around 18. Blustery, with a northwest wind 22 to 28 mph, with gusts as high as 44 mph.  New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Blustery.
    Chance Snow
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 33. Northwest wind 6 to 15 mph becoming northeast in the afternoon. Winds could gust as high as 28 mph.

    High: 33 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 25. Southeast wind 7 to 9 mph becoming southwest after midnight. Winds could gust as high as 18 mph.

    Low: 25 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 54. West wind 11 to 16 mph, with gusts as high as 26 mph.

    High: 54 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of rain and snow before 11pm, then a slight chance of snow.  Mostly cloudy, with a low around 28.

    Low: 28 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 38. Light and variable wind.
Tuesday
Mostly sunny, with a high near 50. Northeast wind 5 to 11 mph becoming northwest in the morning. Winds could gust as high as 18 mph.
Tuesday Night
Partly cloudy, with a low around 30. Light and variable wind becoming southeast around 6 mph after midnight.
Wednesday
A 40 percent chance of rain after 11am. Partly sunny, with a high near 53. Breezy, with a south wind 7 to 12 mph becoming northwest 21 to 26 mph in the afternoon. Winds could gust as high as 38 mph.
Wednesday Night
A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around 18. Blustery, with a northwest wind 22 to 28 mph, with gusts as high as 44 mph. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 33. Northwest wind 6 to 15 mph becoming northeast in the afternoon. Winds could gust as high as 28 mph.
Thursday Night
Mostly cloudy, with a low around 25. Southeast wind 7 to 9 mph becoming southwest after midnight. Winds could gust as high as 18 mph.
Friday
Partly sunny, with a high near 54. West wind 11 to 16 mph, with gusts as high as 26 mph.
Friday Night
A chance of rain and snow before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 28.
Saturday
A slight chance of snow. Partly sunny, with a high near 40.
Saturday Night
A slight chance of snow. Partly cloudy, with a low around 23.
Sunday
Partly sunny, with a high near 42.
Sunday Night
Mostly cloudy, with a low around 29.
Monday
Partly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Newcastle WY
 43.82°N 104.15°W (Elev. 4393 ft)
7:47 pm MST Dec 15, 2025
8pm MST Dec 15, 2025-6pm MST Dec 22, 2025
 
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Additional Resources

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