Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

40°F

4°C

Humidity 89%
Wind Speed SE 1 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 18 Oct 08:00 AM MDT
Extended Forecast for

8 Miles NW St. Ignatius MT

  • Today

    Today: Sunny, with a high near 61. Light north wind.

    High: 61 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 32. Light north wind.

    Low: 32 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 63. Light and variable wind.

    High: 63 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 64. Calm wind.

    High: 64 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain after noon.  Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny
    then Chance
    Rain

Detailed Forecast

Today
Sunny, with a high near 61. Light north wind.
Tonight
Partly cloudy, with a low around 32. Light north wind.
Monday
Partly sunny, with a high near 63. Light and variable wind.
Monday Night
Mostly cloudy, with a low around 35. Calm wind.
Tuesday
Mostly sunny, with a high near 64. Calm wind.
Tuesday Night
Mostly clear, with a low around 34.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
A chance of rain after noon. Partly sunny, with a high near 65.
Thursday Night
Rain. Mostly cloudy, with a low around 37.
Friday
Rain likely. Mostly cloudy, with a high near 54.
Friday Night
A chance of rain. Mostly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NW St. Ignatius MT
 47.4°N 114.2°W (Elev. 2900 ft)
2:01 am MDT Oct 18, 2026
9am MDT Oct 18, 2026-6pm MDT Oct 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database