Cold Front Moving Through the Northeast U.S. Monday; Atmospheric River to Impact the Pacific Northwest Midweek

A cold front will cross the Great Lakes and Northeast U.S. through Monday with gusty winds and areas of rain showers. A strong atmospheric river is expected to move into the Pacific Northwest by midweek bringing a threat for moderate to heavy rainfall, gusty winds, and mountain snows for parts of Washington, Oregon, northern California, and the Sierra Nevada. Read More >

Current conditions at

RONAN (RONM8)

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

NA

27°F

-3°C

Humidity 89%
Wind Speed E 2 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 02 Nov 11:31 PM MST
Extended Forecast for

St. Ignatius MT

  • Tonight

    Tonight: Widespread frost.  Otherwise, increasing clouds, with a low around 28. Light east southeast wind.

    Low: 28 °F

    Frost

  • Monday

    Monday: A slight chance of rain and snow between noon and 1pm, then rain likely.  Cloudy, with a high near 44. Calm wind becoming west northwest around 5 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 44 °F

    Cloudy then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: Rain.  Low around 35. Calm wind becoming southeast around 5 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 35 °F

    Rain

  • Tuesday

    Tuesday: Rain.  High near 48. Calm wind becoming west southwest around 6 mph in the afternoon.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Rain then
    Rain Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain, mainly after 11pm.  Mostly cloudy, with a low around 35. Calm wind becoming east southeast around 6 mph in the evening.

    Low: 35 °F

    Chance Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain.  Cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 38. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain

  • Thursday

    Thursday: Rain.  Mostly cloudy, with a high near 49.

    High: 49 °F

    Rain

  • Thursday Night

    Thursday Night: Rain, mainly after 11pm.  Cloudy, with a low around 37.

    Low: 37 °F

    Rain

Detailed Forecast

Tonight
Widespread frost. Otherwise, increasing clouds, with a low around 28. Light east southeast wind.
Monday
A slight chance of rain and snow between noon and 1pm, then rain likely. Cloudy, with a high near 44. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Monday Night
Rain. Low around 35. Calm wind becoming southeast around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain. High near 48. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 40 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 35. Calm wind becoming east southeast around 6 mph in the evening.
Wednesday
A 50 percent chance of rain. Cloudy, with a high near 53.
Wednesday Night
Rain. Low around 38. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain. Mostly cloudy, with a high near 49.
Thursday Night
Rain, mainly after 11pm. Cloudy, with a low around 37.
Friday
Rain. Cloudy, with a high near 48.
Friday Night
Rain likely. Mostly cloudy, with a low around 33.
Saturday
A chance of rain. Partly sunny, with a high near 48.
Saturday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 30.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
St. Ignatius MT
 47.31°N 114.09°W (Elev. 2999 ft)
1:02 pm MST Nov 2, 2025
11pm MST Nov 2, 2025-6pm MST Nov 9, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database