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Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Hazardous Weather Conditions

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

48°F

9°C

Humidity 90%
Wind Speed ESE 4 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Wind Chill47°F (8°C)
Last update 10 Oct 05:00 AM MDT
Extended Forecast for

Arlee MT

Wind Advisory October 10, 06:00pm until October 11, 06:00am
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: Rain likely. Cloudy, with a low around 43. Calm wind. Chance of precipitation is 60%.

    Low: 43 °F

    Rain Likely

  • Saturday

    Saturday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 53. Light and variable wind becoming north 6 to 11 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Rain before midnight, then snow likely, possibly mixed with rain. Low around 34. Northeast wind 15 to 20 mph becoming north northwest 5 to 10 mph after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain then
    Rain/Snow
    Likely

  • Sunday

    Sunday: Snow likely, possibly mixed with rain, mainly before 3pm. Cloudy, with a high near 45. North wind around 6 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: A chance of rain and snow. Cloudy, with a low around 32. East wind around 6 mph becoming calm after midnight. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance
    Rain/Snow

  • Columbus Day

    Columbus Day: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Overnight
Rain likely. Cloudy, with a low around 43. Calm wind. Chance of precipitation is 60%.
Saturday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 53. Light and variable wind becoming north 6 to 11 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain before midnight, then snow likely, possibly mixed with rain. Low around 34. Northeast wind 15 to 20 mph becoming north northwest 5 to 10 mph after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.
Sunday
Snow likely, possibly mixed with rain, mainly before 3pm. Cloudy, with a high near 45. North wind around 6 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Sunday Night
A chance of rain and snow. Cloudy, with a low around 32. East wind around 6 mph becoming calm after midnight. Chance of precipitation is 50%. Little or no snow accumulation expected.
Columbus Day
Partly sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Sunny, with a high near 55.
Tuesday Night
Mostly clear, with a low around 35.
Wednesday
A slight chance of rain after noon. Sunny, with a high near 58.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 37.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 38.
Friday
Sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arlee MT
 47.16°N 114.09°W (Elev. 3199 ft)
Last Update:
2:01 am MDT Oct 10, 2026
Forecast Valid:
5am MDT Oct 10, 2026-6pm MDT Oct 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation