Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Current conditions at

Ravalli County Airport (KHRF)

Lat: 46.25463°NLon: 114.1246°WElev: 3644.0ft.

Clear

55°F

13°C

Humidity 82%
Wind Speed E 4 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 15 Aug 11:15 PM MDT
Extended Forecast for

2 Miles W Corvallis MT

  • Tonight

    Tonight: Mostly clear, with a low around 52. Light and variable wind.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 87. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 87 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain after 9pm.  Mostly cloudy, with a low around 54. Northwest wind 6 to 11 mph becoming light west  in the evening. Winds could gust as high as 24 mph.  Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    T-storms then
    Slight Chance
    Rain

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 83. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 83 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and midnight.  Mostly cloudy, with a low around 53. West wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 52. Light and variable wind.
Saturday
Increasing clouds, with a high near 87. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 24 mph.
Saturday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain after 9pm. Mostly cloudy, with a low around 54. Northwest wind 6 to 11 mph becoming light west in the evening. Winds could gust as high as 24 mph. Chance of precipitation is 20%.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 83. Calm wind becoming west northwest around 6 mph in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and midnight. Mostly cloudy, with a low around 53. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Monday
Sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Sunny, with a high near 94.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Sunny, with a high near 93.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Corvallis MT
 46.3°N 114.16°W (Elev. 3533 ft)
2:30 pm MDT Aug 15, 2025
11pm MDT Aug 15, 2025-6pm MDT Aug 22, 2025
 
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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