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

Heat Persists in the South Central U.S. and California; Heavy Rain in the Ohio Valley

Sweltering heat remains across the South-Central Plains and Lower/Middle Mississippi Valley, as well as in the Southwest and California this week with limited nighttime relief. Heavy rainfall will lead to localized areas of flash flooding in parts of the Ohio Valley/Central Appalachians. Dry and breezy conditions will enhance fire weather concerns across the northern Rockies and High Plains. Read More >

Current conditions at

Helmville MT-200 MP 53.3 (MTHLM)

Lat: 46.96826°NLon: 112.97487°WElev: 4199.0ft.

NA

51°F

11°C

Humidity 56%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 09 Sep 10:30 PM MDT
Extended Forecast for

Ovando MT

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 34. Light and variable wind.

    Low: 34 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 79. Light and variable wind becoming west 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 79 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Low around 39. West wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 39 °F

    Mostly Cloudy
    then Showers

  • Friday

    Friday: A 50 percent chance of rain, mainly before noon. Partly sunny, with a high near 70. Calm wind becoming west around 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 70 °F

    Chance Rain
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32. Light north northeast wind becoming east northeast 5 to 9 mph in the evening.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of rain after noon. Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 31. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 31 °F

    Showers
    Likely

  • Sunday

    Sunday: Rain. Cloudy, with a high near 55.

    High: 55 °F

    Rain

  • Sunday Night

    Sunday Night: A chance of rain. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Chance Rain

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 34. Light and variable wind.
Thursday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 79. Light and variable wind becoming west 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.
Thursday Night
Rain and possibly a thunderstorm before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Low around 39. West wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 50 percent chance of rain, mainly before noon. Partly sunny, with a high near 70. Calm wind becoming west around 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Mostly cloudy, with a low around 32. Light north northeast wind becoming east northeast 5 to 9 mph in the evening.
Saturday
A 20 percent chance of rain after noon. Mostly cloudy, with a high near 63.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 31. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Rain. Cloudy, with a high near 55.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 27.
Monday
Partly sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 29.
Wednesday
A slight chance of rain. Partly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ovando MT
 47.02°N 113.12°W (Elev. 4173 ft)
Last Update:
2:01 pm MDT Sep 9, 2026
Forecast Valid:
10pm MDT Sep 9, 2026-6pm MDT Sep 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