Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

GREENFIELDS (GFMT)

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

NA

48°F

9°C

Humidity 64%
Wind Speed SSW 14 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Wind Chill42°F (6°C)
Last update 18 Mar 04:00 AM MDT
Extended Forecast for

Simms MT

  • Today

    Today: Partly sunny, with a high near 62. Windy, with a west southwest wind 18 to 23 mph increasing to 26 to 31 mph in the morning. Winds could gust as high as 50 mph.

    High: 62 °F

    Partly Sunny
    and Windy

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. Breezy, with a south southwest wind 18 to 23 mph, with gusts as high as 36 mph.

    Low: 46 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 68. Windy, with a south southwest wind 21 to 31 mph, with gusts as high as 44 mph.

    High: 68 °F

    Partly Sunny
    and Windy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 48. Breezy, with a south southwest wind 17 to 25 mph, with gusts as high as 39 mph.

    Low: 48 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 70. Windy, with a south southwest wind 18 to 28 mph increasing to 29 to 39 mph in the afternoon. Winds could gust as high as 55 mph.

    High: 70 °F

    Partly Sunny
    then Partly
    Sunny and
    Windy

  • Friday Night

    Friday Night: A 20 percent chance of rain before midnight.  Mostly cloudy, with a low around 46. Windy, with a west southwest wind 32 to 37 mph decreasing to 23 to 28 mph after midnight. Winds could gust as high as 50 mph.

    Low: 46 °F

    Slight Chance
    Rain and
    Windy then
    Mostly Cloudy
    and Breezy

  • Saturday

    Saturday: A 20 percent chance of rain before noon.  Partly sunny, with a high near 58. Breezy, with a west southwest wind 17 to 23 mph, with gusts as high as 33 mph.

    High: 58 °F

    Slight Chance
    Rain then
    Partly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28. West northwest wind 12 to 17 mph becoming light and variable  after midnight. Winds could gust as high as 24 mph.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 62. Windy, with a west southwest wind 18 to 23 mph increasing to 26 to 31 mph in the morning. Winds could gust as high as 50 mph.
Tonight
Mostly cloudy, with a low around 46. Breezy, with a south southwest wind 18 to 23 mph, with gusts as high as 36 mph.
Thursday
Partly sunny, with a high near 68. Windy, with a south southwest wind 21 to 31 mph, with gusts as high as 44 mph.
Thursday Night
Mostly cloudy, with a low around 48. Breezy, with a south southwest wind 17 to 25 mph, with gusts as high as 39 mph.
Friday
Partly sunny, with a high near 70. Windy, with a south southwest wind 18 to 28 mph increasing to 29 to 39 mph in the afternoon. Winds could gust as high as 55 mph.
Friday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 46. Windy, with a west southwest wind 32 to 37 mph decreasing to 23 to 28 mph after midnight. Winds could gust as high as 50 mph.
Saturday
A 20 percent chance of rain before noon. Partly sunny, with a high near 58. Breezy, with a west southwest wind 17 to 23 mph, with gusts as high as 33 mph.
Saturday Night
Mostly clear, with a low around 28. West northwest wind 12 to 17 mph becoming light and variable after midnight. Winds could gust as high as 24 mph.
Sunday
Sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Partly sunny, with a high near 54.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
A slight chance of rain. Mostly cloudy, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Simms MT
 47.48°N 111.93°W (Elev. 3665 ft)
1:27 am MDT Mar 18, 2026
4am MDT Mar 18, 2026-6pm MDT Mar 24, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database