Winter Weather Brings Dangerous Travel Conditions Across the Northern U.S.

Heavy lake effect snow will persist downwind of the Great Lakes through early Saturday. Snow squalls with heavy snow and gusty winds will create dangerous travel in the Interior Northeast due to low visibility and slippery roads. A major winter storm will bring moderate to heavy, accumulating snow and gusty winds from the eastern Plains to the western Great Lakes today through Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

Mondell Field (KECS)

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

Overcast

36°F

2°C

Humidity 60%
Wind Speed Calm
Barometer 29.82 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 28 Nov 2:35 pm MST
Extended Forecast for

15 Miles SE Newcastle WY

  • This Afternoon

    This Afternoon: A 30 percent chance of snow after 5pm.  Mostly cloudy, with a steady temperature around 35. Northwest wind 5 to 8 mph.

    High: 35 °F

    Chance Snow

  • Tonight

    Tonight: Snow.  Patchy blowing snow after midnight. Low around 11. Wind chill values as low as -7. Blustery, with a northwest wind 7 to 12 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 36 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 11 °F

    Snow and
    Patchy
    Blowing Snow

  • Saturday

    Saturday: A 20 percent chance of snow before 11am.  Cloudy, then gradually becoming mostly sunny, with a high near 17. Wind chill values as low as -7. Blustery, with a northwest wind 16 to 21 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 17 °F

    Slight Chance
    Snow and
    Blustery then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 4. North wind 5 to 7 mph becoming light and variable  in the evening.

    Low: 4 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 20. East wind 5 to 8 mph becoming southeast in the morning. Winds could gust as high as 17 mph.

    High: 20 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 9. East wind around 6 mph becoming northwest after midnight.

    Low: 9 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 29. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 29 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18. North wind 3 to 6 mph.

    Low: 18 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow after 11am.  Mostly cloudy, with a high near 34.

    High: 34 °F

    Slight Chance
    Snow

Detailed Forecast

This Afternoon
A 30 percent chance of snow after 5pm. Mostly cloudy, with a steady temperature around 35. Northwest wind 5 to 8 mph.
Tonight
Snow. Patchy blowing snow after midnight. Low around 11. Wind chill values as low as -7. Blustery, with a northwest wind 7 to 12 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Saturday
A 20 percent chance of snow before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 17. Wind chill values as low as -7. Blustery, with a northwest wind 16 to 21 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 33 mph.
Saturday Night
Mostly clear, with a low around 4. North wind 5 to 7 mph becoming light and variable in the evening.
Sunday
Partly sunny, with a high near 20. East wind 5 to 8 mph becoming southeast in the morning. Winds could gust as high as 17 mph.
Sunday Night
Partly cloudy, with a low around 9. East wind around 6 mph becoming northwest after midnight.
Monday
Sunny, with a high near 29. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 18. North wind 3 to 6 mph.
Tuesday
A slight chance of snow after 11am. Mostly cloudy, with a high near 34.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 23.
Wednesday
A slight chance of snow. Partly sunny, with a high near 28.
Wednesday Night
Partly cloudy, with a low around 17.
Thursday
Mostly sunny, with a high near 32.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SE Newcastle WY
 43.67°N 104.04°W (Elev. 5246 ft)
11:56 am MST Nov 28, 2025
2pm MST Nov 28, 2025-6pm MST Dec 4, 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