Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. Read More >

Current conditions at

GREENFIELDS (GFMT)

Lat: 47.65833°NLon: 111.8125°WElev: 3820.0ft.

NA

N/A

Humidity 35%
Wind Speed NNW 6 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 10 Jun 10:00 AM MDT
Extended Forecast for

Simms MT

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 4pm.  Partly sunny, then gradually becoming sunny, with a high near 81. Calm wind becoming east 5 to 8 mph in the morning.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms between 8pm and 9pm.  Partly cloudy, with a low around 50. East northeast wind 5 to 9 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 82. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 50. North wind 5 to 10 mph becoming light and variable  after midnight.

    Low: 50 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers after noon.  Partly sunny, with a high near 78. Light and variable wind becoming east 5 to 8 mph in the afternoon.

    High: 78 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 51. East wind 5 to 10 mph becoming southwest after midnight.

    Low: 51 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 78. Southwest wind 5 to 9 mph.

    High: 78 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 49. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny, then gradually becoming sunny, with a high near 81. Calm wind becoming east 5 to 8 mph in the morning.
Saturday Night
A slight chance of showers and thunderstorms between 8pm and 9pm. Partly cloudy, with a low around 50. East northeast wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. Calm wind becoming north 5 to 7 mph in the afternoon.
Sunday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 50. North wind 5 to 10 mph becoming light and variable after midnight.
Monday
A 30 percent chance of showers after noon. Partly sunny, with a high near 78. Light and variable wind becoming east 5 to 8 mph in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 51. East wind 5 to 10 mph becoming southwest after midnight.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. Southwest wind 5 to 9 mph.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 49.
Juneteenth
Sunny, with a high near 84.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 49.
Friday
A chance of showers. Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Simms MT
 47.5°N 111.93°W (Elev. 3599 ft)
4:44 am MDT Jun 14, 2025
5am MDT Jun 14, 2025-6pm MDT Jun 20, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database