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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Helmville MT-200 MP 53.3 (MTHLM)

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

unknown precip

46°F

8°C

Humidity 90%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 18 Jun 05:45 AM MDT
Extended Forecast for

12 Miles NE Ovando MT

  • Today

    Today: Mostly sunny, with a high near 59. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 59 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 39. Northwest wind 6 to 8 mph becoming east northeast after midnight.

    Low: 39 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Increasing clouds, with a high near 63. East northeast wind around 7 mph becoming south southeast in the afternoon.

    High: 63 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 46. Northeast wind around 6 mph becoming light and variable after midnight.

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 64. Light and variable wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 59. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Tonight
Mostly clear, with a low around 39. Northwest wind 6 to 8 mph becoming east northeast after midnight.
Juneteenth
Increasing clouds, with a high near 63. East northeast wind around 7 mph becoming south southeast in the afternoon.
Friday Night
Mostly cloudy, with a low around 46. Northeast wind around 6 mph becoming light and variable after midnight.
Saturday
Mostly sunny, with a high near 64. Light and variable wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NE Ovando MT
 47.16°N 112.99°W (Elev. 6299 ft)
Last Update:
2:01 am MDT Jun 18, 2026
Forecast Valid:
6am MDT Jun 18, 2026-6pm MDT Jun 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation