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

RONAN (RONM8)

Lat: 47.53639°NLon: 114.09889°WElev: 3068.0ft.

NA

48°F

9°C

Humidity 95%
Wind Speed SSE 5 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Wind Chill46°F (8°C)
Last update 04 Oct 09:31 AM MDT
Extended Forecast for

St. Ignatius MT

  • Today

    Today: Rain likely, mainly after 5pm. Mostly cloudy, with a high near 59. Calm wind becoming north northwest around 6 mph in the afternoon. Chance of precipitation is 70%.

    High: 59 °F

    Chance Rain
    then Rain
    Likely

  • Tonight

    Tonight: Rain likely and possibly a thunderstorm, then rain after 2am. Low around 37. North northwest wind around 6 mph becoming south southeast in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 37 °F

    Rain

  • Sunday

    Sunday: A 50 percent chance of rain, mainly before noon. Partly sunny, with a high near 53. Northwest wind around 6 mph becoming calm.

    High: 53 °F

    Chance Rain
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: Widespread frost, mainly after 3am. Otherwise, mostly clear, with a low around 29. Light and variable wind becoming southeast around 6 mph in the evening.

    Low: 29 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 59. Light and variable wind becoming west northwest around 5 mph in the afternoon.

    High: 59 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Widespread frost, mainly after 5am. Otherwise, clear, with a low around 33.

    Low: 33 °F

    Clear then
    Frost

  • Tuesday

    Tuesday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 66.

    High: 66 °F

    Frost then
    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 37.

    Low: 37 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

Today
Rain likely, mainly after 5pm. Mostly cloudy, with a high near 59. Calm wind becoming north northwest around 6 mph in the afternoon. Chance of precipitation is 70%.
Tonight
Rain likely and possibly a thunderstorm, then rain after 2am. Low around 37. North northwest wind around 6 mph becoming south southeast in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A 50 percent chance of rain, mainly before noon. Partly sunny, with a high near 53. Northwest wind around 6 mph becoming calm.
Sunday Night
Widespread frost, mainly after 3am. Otherwise, mostly clear, with a low around 29. Light and variable wind becoming southeast around 6 mph in the evening.
Monday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 59. Light and variable wind becoming west northwest around 5 mph in the afternoon.
Monday Night
Widespread frost, mainly after 5am. Otherwise, clear, with a low around 33.
Tuesday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 66.
Tuesday Night
Clear, with a low around 37.
Wednesday
Sunny, with a high near 70.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
A slight chance of rain. Sunny, with a high near 69.
Thursday Night
Mostly clear, with a low around 39.
Friday
Sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
St. Ignatius MT
 47.31°N 114.12°W (Elev. 3080 ft)
Last Update:
3:30 am MDT Oct 4, 2025
Forecast Valid:
10am MDT Oct 4, 2025-6pm MDT Oct 10, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation