National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Hazardous Weather Conditions

Current conditions at

Mondell Field (KECS)

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

Fair

66°F

19°C

Humidity 64%
Wind Speed S 8 mph
Barometer 30.20 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 2 Aug 9:15 am MDT
Extended Forecast for

6 Miles WNW Newcastle WY

  • Today

    Today: Sunny, with a high near 89. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59. North wind around 5 mph becoming southeast in the evening.

    Low: 59 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. North wind around 5 mph.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59. North wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89. East wind 5 to 10 mph becoming south in the morning. Winds could gust as high as 15 mph.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 63. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90. Southeast wind around 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60. Northwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 15 mph.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 89. Calm wind becoming northwest around 5 mph in the afternoon.
Tonight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59. North wind around 5 mph becoming southeast in the evening.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. North wind around 5 mph.
Sunday Night
Mostly clear, with a low around 59. North wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 89. East wind 5 to 10 mph becoming south in the morning. Winds could gust as high as 15 mph.
Monday Night
Mostly clear, with a low around 63. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 90. Southeast wind around 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 60. Northwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 15 mph.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 63.
Friday
Sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Newcastle WY
 43.9°N 104.33°W (Elev. 4183 ft)
Last Update:
6:28 am MDT Aug 2, 2025
Forecast Valid:
9am MDT Aug 2, 2025-6pm MDT Aug 8, 2025
 
Forecast Discussion
 
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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