Winter Storm to Impact the Northern Mid-Atlantic and Interior Northeast; heavy rain in the Southeast

A storm system will bring a variety of hazards to the Eastern US. Wintry precipitation is expected from the central Appalachians to the Northeast. Heavy snow is expected for interior New England and the northern Mid-Atlantic through the night, and icing will continue in the Appalachians this morning. On the south side of the system, heavy rain and thunderstorms will persist across the Southeast. Read More >

Current conditions at

Mondell Field (KECS)

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

Overcast

30°F

-1°C

Humidity 86%
Wind Speed S 3 mph
Barometer 29.79 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 2 Dec 9:35 am MST
Extended Forecast for

Newcastle WY

  • Today

    Today: A 30 percent chance of snow, mainly after 3pm.  Partly sunny, with a high near 34. Wind chill values as low as 20. Light and variable wind becoming northwest 8 to 13 mph in the morning. Winds could gust as high as 24 mph.

    High: 34 °F

    Chance Snow

  • Tonight

    Tonight: A 30 percent chance of snow, mainly before 10pm.  Mostly cloudy, with a low around 15. Wind chill values as low as 3. Northwest wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 15 °F

    Chance Snow

  • Wednesday

    Wednesday: A 20 percent chance of snow before 11am.  Mostly sunny, with a high near 25. Wind chill values as low as 4. Northwest wind 6 to 9 mph, with gusts as high as 17 mph.

    High: 25 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 13. Light and variable wind.

    Low: 13 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 35. Calm wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 17 mph.

    High: 35 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 11pm.  Mostly cloudy, with a steady temperature around 26. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Slight Chance
    Snow

  • Friday

    Friday: A 20 percent chance of snow before 11am.  Mostly cloudy, with a high near 34. Northwest wind 9 to 15 mph, with gusts as high as 24 mph.

    High: 34 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow.  Mostly cloudy, with a low around 21. East wind 6 to 9 mph becoming north after midnight. Winds could gust as high as 16 mph.

    Low: 21 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow.  Partly sunny, with a high near 35.

    High: 35 °F

    Chance Snow

Detailed Forecast

Today
A 30 percent chance of snow, mainly after 3pm. Partly sunny, with a high near 34. Wind chill values as low as 20. Light and variable wind becoming northwest 8 to 13 mph in the morning. Winds could gust as high as 24 mph.
Tonight
A 30 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 15. Wind chill values as low as 3. Northwest wind 10 to 13 mph, with gusts as high as 22 mph.
Wednesday
A 20 percent chance of snow before 11am. Mostly sunny, with a high near 25. Wind chill values as low as 4. Northwest wind 6 to 9 mph, with gusts as high as 17 mph.
Wednesday Night
Mostly clear, with a low around 13. Light and variable wind.
Thursday
Mostly sunny, with a high near 35. Calm wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 17 mph.
Thursday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a steady temperature around 26. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Friday
A 20 percent chance of snow before 11am. Mostly cloudy, with a high near 34. Northwest wind 9 to 15 mph, with gusts as high as 24 mph.
Friday Night
A chance of snow. Mostly cloudy, with a low around 21. East wind 6 to 9 mph becoming north after midnight. Winds could gust as high as 16 mph.
Saturday
A chance of snow. Partly sunny, with a high near 35.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 37.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
Mostly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
Newcastle WY
 43.86°N 104.21°W (Elev. 4380 ft)
9:27 am MST Dec 2, 2025
9am MST Dec 2, 2025-6pm MST Dec 8, 2025
 
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Additional Resources

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Hourly Weather Forecast

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