Heavy Rainfall Threat for Portions of Mid-Atlantic and Northeast; Heat Linger for Southeast and Expands for the West

Moisture and nearby frontal boundary will focus more showers and thunderstorms for portions of the Mid-Atlantic and Northeast today. Rainfall could be locally heavy resulting instances of flash flooding. Meanwhile, the heat lingers for areas of the Southeast and expands across the Western U.S. the next several days. Between these areas, severe thunderstorms possible for the Plains and Midwest. Read More >

Current conditions at

Mondell Field (KECS)

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

Fair

91°F

33°C

Humidity 13%
Wind Speed NE 12 mph
Barometer 30.08 in
Dewpoint 34°F (1°C)
Visibility NA
Heat Index87°F (31°C)
Last update 6 Jul 11:15 am MDT
Extended Forecast for

12 Miles ENE Newcastle WY

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 3pm.  Mostly sunny, with a high near 85. Northeast wind 6 to 9 mph, with gusts as high as 22 mph.

    High: 85 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between midnight and 3am.  Mostly cloudy, with a low around 61. East wind 7 to 11 mph, with gusts as high as 28 mph.

    Low: 61 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Some of the storms could be severe.  Partly sunny, with a high near 83. East wind 5 to 7 mph becoming light and variable  in the afternoon. Winds could gust as high as 20 mph.

    High: 83 °F

    Partly Sunny
    then Severe
    Thunderstorms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms, mainly before midnight. Some of the storms could be severe.  Mostly cloudy, with a low around 58. Light and variable wind. Winds could gust as high as 18 mph.

    Low: 58 °F

    Severe
    Thunderstorms
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 78. Calm wind becoming southwest around 5 mph. Winds could gust as high as 15 mph.

    High: 78 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 57. Light southeast wind. Winds could gust as high as 15 mph.

    Low: 57 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 76.

    High: 76 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 85. Northeast wind 6 to 9 mph, with gusts as high as 22 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly between midnight and 3am. Mostly cloudy, with a low around 61. East wind 7 to 11 mph, with gusts as high as 28 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Some of the storms could be severe. Partly sunny, with a high near 83. East wind 5 to 7 mph becoming light and variable in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms, mainly before midnight. Some of the storms could be severe. Mostly cloudy, with a low around 58. Light and variable wind. Winds could gust as high as 18 mph.
Wednesday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. Calm wind becoming southwest around 5 mph. Winds could gust as high as 15 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 57. Light southeast wind. Winds could gust as high as 15 mph.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76.
Thursday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 58.
Saturday
Sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ENE Newcastle WY
 43.89°N 103.97°W (Elev. 6033 ft)
10:22 am MDT Jul 6, 2026
11am MDT Jul 6, 2026-6pm MDT Jul 12, 2026
 
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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