Flooding Risks from Tropical Moisture Across the Intermountain West and East Coast

Tropical moisture from Isaias and Rachel will impact portions of the Intermountain West and East Coast states. Flooding, gusty winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, record warmth will spread northward across the Mississippi Valley the next few days. Looking for snow, the first winter storm of the season is underway across the northern Rockies. Read More >

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

36°F

2°C

Humidity 95%
Wind Speed WSW 1 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 11 Oct 06:00 AM MDT
Extended Forecast for

13 Miles W St. Ignatius MT

  • Today

    Today: Rain and snow before 2pm, then a chance of rain.  Snow level 3300 feet rising to 4100 feet in the afternoon. High near 47. North wind around 8 mph.  Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.

    High: 47 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Tonight

    Tonight: Rain likely before 10pm, then rain and snow likely between 10pm and 4am, then a chance of snow after 4am.  Snow level 3900 feet lowering to 3200 feet after midnight . Cloudy, with a low around 26. West wind 6 to 11 mph becoming light  after midnight.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 26 °F

    Rain/Snow
    Likely

  • Columbus Day

    Columbus Day: A 30 percent chance of snow, mainly between 8am and 10am.  Patchy fog before 9am. Snow level 3200 feet rising to 5400 feet in the afternoon.  Otherwise, mostly cloudy, with a high near 51. Light and variable wind.  New snow accumulation of less than a half inch possible.

    High: 51 °F

    Chance Snow
    and Patchy
    Fog then
    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 25. Light and variable wind.

    Low: 25 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Patchy fog before 9am.  Otherwise, sunny, with a high near 56. Light and variable wind.

    High: 56 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
Rain and snow before 2pm, then a chance of rain. Snow level 3300 feet rising to 4100 feet in the afternoon. High near 47. North wind around 8 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Rain likely before 10pm, then rain and snow likely between 10pm and 4am, then a chance of snow after 4am. Snow level 3900 feet lowering to 3200 feet after midnight . Cloudy, with a low around 26. West wind 6 to 11 mph becoming light after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.
Columbus Day
A 30 percent chance of snow, mainly between 8am and 10am. Patchy fog before 9am. Snow level 3200 feet rising to 5400 feet in the afternoon. Otherwise, mostly cloudy, with a high near 51. Light and variable wind. New snow accumulation of less than a half inch possible.
Monday Night
Partly cloudy, with a low around 25. Light and variable wind.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 56. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 27.
Wednesday
Sunny, with a high near 61.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Sunny, with a high near 63.
Thursday Night
Mostly clear, with a low around 30.
Friday
Sunny, with a high near 66.
Friday Night
Mostly clear, with a low around 33.
Saturday
Sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles W St. Ignatius MT
 47.32°N 114.37°W (Elev. 2598 ft)
2:01 am MDT Oct 11, 2026
6am MDT Oct 11, 2026-6pm MDT Oct 17, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database