Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Current conditions at

ST. IGNATIUS (SIGM)

Lat: 47.31333°NLon: 114.09806°WElev: 2990.0ft.

NA

36°F

2°C

Humidity 93%
Wind Speed WSW 3 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 11 Oct 07:00 PM MDT
Extended Forecast for

Arlee MT

Lake Wind Advisory until October 12, 06:00am
Click here for hazard details and duration
Lake Wind Advisory
  •  
    Lake Wind Advisory until October 12, 06:00am

    NOW until 6:00am Mon

    Lake Wind Advisory

  • Tonight

    Low: 32 °F

    Rain/Snow

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 49. Calm wind.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 54. Light and variable wind.

    High: 54 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 32. Light and variable wind.

    Low: 32 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

Tonight
Rain and snow, mainly before 3am. Low around 32. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.
Columbus Day
Mostly sunny, with a high near 49. Calm wind.
Monday Night
Partly cloudy, with a low around 30. Calm wind.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 54. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 32. Light and variable wind.
Wednesday
Sunny, with a high near 60.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 38.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Arlee MT
 47.16°N 114.09°W (Elev. 3199 ft)
5:41 pm MDT Oct 11, 2026
8pm MDT Oct 11, 2026-6pm MDT Oct 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database