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

36°F

2°C

Humidity 99%
Wind Speed W 5 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Wind Chill32°F (0°C)
Last update 21 Mar 03:30 PM MDT
Extended Forecast for

Fort Benton MT

  • This Afternoon

    This Afternoon: A 30 percent chance of rain, mainly after 4pm.  Mostly cloudy, with a steady temperature around 39. West wind around 11 mph.

    High: 39 °F

    Chance Rain

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 31. West wind 6 to 11 mph becoming light and variable.

    Low: 31 °F

    Decreasing
    Clouds

  • 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 61. Calm wind becoming west around 6 mph in the afternoon.

    High: 61 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37. 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 slight 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.

    High: 63 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a steady temperature around 39. West wind around 11 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 31. West wind 6 to 11 mph becoming light and variable.
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 61. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 37. 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 slight 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.
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 rain and snow. 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 110.64°W (Elev. 2638 ft)
1:11 pm MDT Mar 21, 2026
3pm 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