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Fire Weather Issues; Pacific System Moving Inland

Dry fuels, strong winds and dry weather will continue to bring elevated to critical fire weather conditions to the areas of the Plains, Midwest and Southeast today. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

72°F

22°C

Humidity 43%
Wind Speed W 4 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 20 Apr 05:00 PM MDT
Extended Forecast for

Arlee MT

  • Tonight

    Tonight: Partly cloudy, with a low around 50. West northwest wind around 5 mph becoming calm.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 48. Light and variable wind.

    Low: 48 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain, then showers and possibly a thunderstorm after noon. High near 61. Calm wind becoming west southwest 5 to 9 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 61 °F

    Chance Rain
    then Showers

  • Wednesday Night

    Wednesday Night: Rain. Low around 39. West wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain

  • Thursday

    Thursday: Rain before noon, then showers and possibly a thunderstorm after noon. High near 47. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 47 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of rain before midnight, then a slight chance of rain and snow between midnight and 3am, then a slight chance of snow after 3am. Mostly cloudy, with a low around 30. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Chance Rain
    then Slight
    Chance
    Rain/Snow

  • Friday

    Friday: A chance of snow. Partly sunny, with a high near 47.

    High: 47 °F

    Chance Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. West northwest wind around 5 mph becoming calm.
Tuesday
Mostly sunny, with a high near 79. Calm wind becoming west southwest around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 48. Light and variable wind.
Wednesday
A chance of rain, then showers and possibly a thunderstorm after noon. High near 61. Calm wind becoming west southwest 5 to 9 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain. Low around 39. West wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain before noon, then showers and possibly a thunderstorm after noon. High near 47. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of rain before midnight, then a slight chance of rain and snow between midnight and 3am, then a slight chance of snow after 3am. Mostly cloudy, with a low around 30. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday
A chance of snow. Partly sunny, with a high near 47.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 35.
Monday
A slight chance of rain. Partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arlee MT
 47.16°N 114.09°W (Elev. 3199 ft)
Last Update:
2:01 pm MDT Apr 20, 2026
Forecast Valid:
6pm MDT Apr 20, 2026-6pm MDT Apr 27, 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