Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Current conditions at

GREENFIELDS (GFMT)

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

NA

52°F

11°C

Humidity 92%
Wind Speed W 5 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 05 Sep 12:00 AM MDT
Extended Forecast for

Fort Shaw MT

  • Overnight

    Overnight: A 30 percent chance of showers, mainly between 3am and 5am.  Mostly cloudy, with a low around 48. West northwest wind 5 to 8 mph.

    Low: 48 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 9am.  Mostly cloudy, then gradually becoming sunny, with a high near 73. Light and variable wind becoming northeast 6 to 11 mph in the morning.

    High: 73 °F

    Chance
    Showers then
    Sunny

  • Saturday Night

    Saturday Night: Showers likely before midnight, then a slight chance of showers after 3am.  Mostly cloudy, with a low around 47. Northeast wind 7 to 13 mph becoming west northwest after midnight. Winds could gust as high as 18 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers before 8am.  Mostly cloudy, with a high near 71. North wind 5 to 8 mph.

    High: 71 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before midnight, then rain between midnight and 3am, then showers and possibly a thunderstorm after 3am.  Low around 48. North northwest wind 7 to 10 mph.  Chance of precipitation is 90%.

    Low: 48 °F

    Showers

  • Labor Day

    Labor Day: Rain before 9am, then showers and possibly a thunderstorm after 9am.  High near 64. Northwest wind 5 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph.  Chance of precipitation is 100%.

    High: 64 °F

    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 9pm, then rain likely after 9pm.  Mostly cloudy, with a low around 44. Breezy, with a west southwest wind 20 to 24 mph, with gusts as high as 38 mph.  Chance of precipitation is 70%.

    Low: 44 °F

    Showers
    Likely and
    Breezy

  • Tuesday

    Tuesday: A chance of rain before noon.  Partly sunny, with a high near 70. West southwest wind 11 to 21 mph, with gusts as high as 30 mph.

    High: 70 °F

    Chance Rain
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly between 3am and 5am. Mostly cloudy, with a low around 48. West northwest wind 5 to 8 mph.
Saturday
A 30 percent chance of showers, mainly before 9am. Mostly cloudy, then gradually becoming sunny, with a high near 73. Light and variable wind becoming northeast 6 to 11 mph in the morning.
Saturday Night
Showers likely before midnight, then a slight chance of showers after 3am. Mostly cloudy, with a low around 47. Northeast wind 7 to 13 mph becoming west northwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
A 30 percent chance of showers before 8am. Mostly cloudy, with a high near 71. North wind 5 to 8 mph.
Sunday Night
Showers and possibly a thunderstorm before midnight, then rain between midnight and 3am, then showers and possibly a thunderstorm after 3am. Low around 48. North northwest wind 7 to 10 mph. Chance of precipitation is 90%.
Labor Day
Rain before 9am, then showers and possibly a thunderstorm after 9am. High near 64. Northwest wind 5 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%.
Monday Night
Showers likely and possibly a thunderstorm before 9pm, then rain likely after 9pm. Mostly cloudy, with a low around 44. Breezy, with a west southwest wind 20 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 70%.
Tuesday
A chance of rain before noon. Partly sunny, with a high near 70. West southwest wind 11 to 21 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 47.
Friday
A slight chance of showers. Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Shaw MT
 47.51°N 111.81°W (Elev. 3599 ft)
12:31 am MDT Sep 5, 2026
1am MDT Sep 5, 2026-6pm MDT Sep 11, 2026
 
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Additional Resources

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