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Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Hazardous Weather Conditions

Current conditions at

GREENFIELDS (GFMT)

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

NA

42°F

6°C

Humidity 97%
Wind Speed N 5 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 10 Oct 08:00 AM MDT
Extended Forecast for

Simms MT

Winter Storm Warning October 10, 06:00pm until October 12, 06:00am
Click here for hazard details and duration
Winter Storm Warning

  • Today

    Today: Rain and snow, becoming all snow after 3pm. High near 40. Breezy, with a north wind 13 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.

    High: 40 °F

    Rain then
    Rain/Snow and
    Breezy

  • Tonight

    Tonight: Snow. Patchy blowing snow after 8pm. Low around 27. Blustery, with a north wind 21 to 24 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 27 °F

    Snow and
    Patchy
    Blowing Snow

  • Sunday

    Sunday: Snow. Patchy blowing snow before 3pm. Steady temperature around 29. Blustery, with a north wind 15 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 29 °F

    Snow and
    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Snow. Low around 23. North wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 23 °F

    Snow

  • Columbus Day

    Columbus Day: Snow likely before noon. Cloudy, with a high near 38. North wind 5 to 9 mph becoming light and variable in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Snow Likely
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 44. Southwest wind 3 to 6 mph.

    High: 44 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 27. Calm wind becoming southwest 5 to 7 mph in the evening.

    Low: 27 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

Detailed Forecast

Today
Rain and snow, becoming all snow after 3pm. High near 40. Breezy, with a north wind 13 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow. Patchy blowing snow after 8pm. Low around 27. Blustery, with a north wind 21 to 24 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Sunday
Snow. Patchy blowing snow before 3pm. Steady temperature around 29. Blustery, with a north wind 15 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Sunday Night
Snow. Low around 23. North wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Columbus Day
Snow likely before noon. Cloudy, with a high near 38. North wind 5 to 9 mph becoming light and variable in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
Mostly cloudy, with a low around 24. Calm wind becoming south southwest around 5 mph after midnight.
Tuesday
Sunny, with a high near 44. Southwest wind 3 to 6 mph.
Tuesday Night
Partly cloudy, with a low around 27. Calm wind becoming southwest 5 to 7 mph in the evening.
Wednesday
Sunny, with a high near 50.
Wednesday Night
A slight chance of rain after midnight. Partly cloudy, with a low around 31.
Thursday
A slight chance of rain. Mostly sunny, with a high near 52.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Simms MT
 47.48°N 111.93°W (Elev. 3665 ft)
Last Update:
8:02 am MDT Oct 10, 2026
Forecast Valid:
9am MDT Oct 10, 2026-6pm MDT Oct 16, 2026
 
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