Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Loma US-87 MP 53.1 (MTLOM)

Lat: 47.95103°NLon: 110.50477°WElev: 2700.0ft.

unknown precip

33°F

1°C

Humidity 100%
Wind Speed NNW 4 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Wind Chill29°F (-2°C)
Last update 21 Mar 11:00 PM MDT
Extended Forecast for

Fort Benton MT

  • Tonight

    Tonight: Patchy fog before midnight.  Otherwise, mostly clear, with a low around 30. Calm wind becoming southwest 5 to 7 mph after midnight.

    Low: 30 °F

    Patchy Fog

  • Sunday

    Sunday: Sunny, with a high near 57. West wind 8 to 16 mph, with gusts as high as 23 mph.

    High: 57 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 30. West wind 5 to 10 mph becoming light southwest  after midnight.

    Low: 30 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 62. Calm wind becoming west around 6 mph in the afternoon.

    High: 62 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37. North northeast wind 5 to 8 mph becoming south after midnight.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain and snow after noon.  Mostly cloudy, with a high near 59. West southwest wind 5 to 8 mph becoming east northeast in the afternoon.  Chance of precipitation is 20%.

    High: 59 °F

    Cloudy then
    Slight Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight.  Mostly cloudy, with a low around 42. East wind around 10 mph becoming southwest after midnight.

    Low: 42 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 63. Breezy, with a west wind 10 to 15 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 63 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 3am, then a slight chance of snow.  Mostly cloudy, with a low around 29. Blustery.

    Low: 29 °F

    Slight Chance
    Rain and
    Blustery then
    Slight Chance
    Rain/Snow

Detailed Forecast

Tonight
Patchy fog before midnight. Otherwise, mostly clear, with a low around 30. Calm wind becoming southwest 5 to 7 mph after midnight.
Sunday
Sunny, with a high near 57. West wind 8 to 16 mph, with gusts as high as 23 mph.
Sunday Night
Mostly cloudy, with a low around 30. West wind 5 to 10 mph becoming light southwest after midnight.
Monday
Partly sunny, with a high near 62. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 37. North northeast wind 5 to 8 mph becoming south after midnight.
Tuesday
A slight chance of rain and snow after noon. Mostly cloudy, with a high near 59. West southwest wind 5 to 8 mph becoming east northeast in the afternoon. Chance of precipitation is 20%.
Tuesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 42. East wind around 10 mph becoming southwest after midnight.
Wednesday
Partly sunny, with a high near 63. Breezy, with a west wind 10 to 15 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 37 mph.
Wednesday Night
A slight chance of rain before 3am, then a slight chance of snow. Mostly cloudy, with a low around 29. Blustery.
Thursday
A slight chance of snow after noon. Mostly sunny, with a high near 51.
Thursday Night
Partly cloudy, with a low around 26.
Friday
Sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 62.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Benton MT
 47.82°N 110.67°W (Elev. 2726 ft)
9:37 pm MDT Mar 21, 2026
11pm MDT Mar 21, 2026-6pm MDT Mar 28, 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