National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Early Heat Wave in the West; Fire Concerns in the 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. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Current conditions at

WHITE SULPHUR SPRING (WSRM8)

Lat: 46.54308°NLon: 110.9058°WElev: 5060.0ft.

NA

49°F

9°C

Humidity 47%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Wind Chill48°F (9°C)
Last update 17 Mar 09:57 AM MDT
Extended Forecast for

White Sulphur Springs MT

  • Today

    Today: Mostly cloudy, with a high near 55. West wind 14 to 18 mph, with gusts as high as 32 mph.

    High: 55 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. South southwest wind 10 to 13 mph, with gusts as high as 24 mph.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 63. Breezy, with a south southwest wind 11 to 16 mph becoming west 17 to 22 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 63 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 43. West southwest wind 9 to 16 mph, with gusts as high as 29 mph.

    Low: 43 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 68. Southwest wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 68 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 45. West southwest wind 10 to 16 mph, with gusts as high as 33 mph.

    Low: 45 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 71. Southwest wind 10 to 20 mph, with gusts as high as 34 mph.

    High: 71 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43. Southwest wind 8 to 16 mph, with gusts as high as 29 mph.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of rain. Partly sunny, with a high near 62.

    High: 62 °F

    Chance Rain

Detailed Forecast

Today
Mostly cloudy, with a high near 55. West wind 14 to 18 mph, with gusts as high as 32 mph.
Tonight
Mostly cloudy, with a low around 41. South southwest wind 10 to 13 mph, with gusts as high as 24 mph.
Wednesday
Mostly cloudy, with a high near 63. Breezy, with a south southwest wind 11 to 16 mph becoming west 17 to 22 mph in the afternoon. Winds could gust as high as 39 mph.
Wednesday Night
Mostly cloudy, with a low around 43. West southwest wind 9 to 16 mph, with gusts as high as 29 mph.
Thursday
Partly sunny, with a high near 68. Southwest wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 36 mph.
Thursday Night
Mostly cloudy, with a low around 45. West southwest wind 10 to 16 mph, with gusts as high as 33 mph.
Friday
Partly sunny, with a high near 71. Southwest wind 10 to 20 mph, with gusts as high as 34 mph.
Friday Night
Partly cloudy, with a low around 43. Southwest wind 8 to 16 mph, with gusts as high as 29 mph.
Saturday
A chance of rain. Partly sunny, with a high near 62.
Saturday Night
A slight chance of rain, mixing with snow after 9pm, then gradually ending. Partly cloudy, with a low around 30.
Sunday
A slight chance of rain and snow. Mostly sunny, with a high near 53.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
White Sulphur Springs MT
 46.55°N 110.89°W (Elev. 5098 ft)
Last Update:
4:49 am MDT Mar 17, 2026
Forecast Valid:
10am MDT Mar 17, 2026-6pm MDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation