Winter Weather Across Portions of the Mid-Atlantic; Heavy Rain Along the Gulf Coast and Southeast

A storm system will continue to slowly move through the Gulf Coast and Southeast U.S. over the next couple of days, bringing a heavy rainfall threat through the weekend. Isolated instances of flooding may occur. On the north side of this storm system, colder air will support areas of mixed wintry precipitation and light snow from the Tennessee Valley to the Mid-Atlantic Friday. Read More >

Current conditions at

Mondell Field (KECS)

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

Light Snow

32°F

0°C

Humidity 80%
Wind Speed NW 8 mph
Barometer 29.84 in
Dewpoint 27°F (-3°C)
Visibility 2.00 mi
Wind Chill25°F (-4°C)
Last update 5 Dec 2:55 am MST
Extended Forecast for

Newcastle WY

  • Overnight

    Overnight: A 40 percent chance of snow.  Mostly cloudy, with a steady temperature around 31. Northwest wind around 10 mph, with gusts as high as 21 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 31 °F

    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow, mainly before 8am.  Mostly cloudy, with a temperature rising to near 32 by noon, then falling to around 26 during the remainder of the day. Wind chill values as low as 17. Northwest wind 7 to 17 mph, with gusts as high as 24 mph.

    High: 32 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a steady temperature around 23. Wind chill values as low as 12. Northeast wind 5 to 7 mph becoming southeast after midnight.

    Low: 23 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow.  Partly sunny, with a high near 37. Wind chill values as low as 17. Breezy, with a northwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 37 °F

    Chance Snow
    and Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after 11pm.  Mostly cloudy, with a low around 16. Northwest wind 5 to 10 mph becoming light  in the evening. Winds could gust as high as 18 mph.

    Low: 16 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Mostly sunny, with a high near 37. Light northwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 37 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 20. Light and variable wind becoming northeast around 5 mph after midnight.

    Low: 20 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 41. Northwest wind 6 to 14 mph, with gusts as high as 25 mph.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of snow. Mostly cloudy, with a steady temperature around 31. Northwest wind around 10 mph, with gusts as high as 21 mph. Total nighttime snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow, mainly before 8am. Mostly cloudy, with a temperature rising to near 32 by noon, then falling to around 26 during the remainder of the day. Wind chill values as low as 17. Northwest wind 7 to 17 mph, with gusts as high as 24 mph.
Friday Night
Mostly cloudy, with a steady temperature around 23. Wind chill values as low as 12. Northeast wind 5 to 7 mph becoming southeast after midnight.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 37. Wind chill values as low as 17. Breezy, with a northwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 16. Northwest wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 18 mph.
Sunday
Mostly sunny, with a high near 37. Light northwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 20. Light and variable wind becoming northeast around 5 mph after midnight.
Monday
Mostly sunny, with a high near 41. Northwest wind 6 to 14 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 25.
Tuesday
A chance of rain after 11am. Mostly cloudy, with a high near 47. Breezy.
Tuesday Night
Rain and snow likely. Mostly cloudy, with a low around 24. Blustery.
Wednesday
A chance of snow. Partly sunny, with a high near 35.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 24.
Thursday
A chance of snow. Partly sunny, with a high near 38.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Newcastle WY
 43.86°N 104.21°W (Elev. 4380 ft)
1:31 am MST Dec 5, 2025
2am MST Dec 5, 2025-6pm MST Dec 11, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database