National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

42°F

6°C

Humidity 85%
Wind Speed S 3 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 18 Oct 04:00 AM MDT
Extended Forecast for

4 Miles NE Arlee MT

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 52. East wind around 5 mph becoming calm in the morning.

    High: 52 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Calm wind becoming east around 6 mph in the evening.

    Low: 37 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 59. East southeast wind 5 to 7 mph becoming calm in the afternoon.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 55. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 55 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after midnight. Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A chance of rain after noon. Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny
    then Chance
    Rain

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 52. East wind around 5 mph becoming calm in the morning.
Tonight
Partly cloudy, with a low around 37. Calm wind becoming east around 6 mph in the evening.
Monday
Mostly sunny, with a high near 59. East southeast wind 5 to 7 mph becoming calm in the afternoon.
Monday Night
Partly cloudy, with a low around 41. Calm wind.
Tuesday
Mostly sunny, with a high near 55. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
Sunny, with a high near 59.
Wednesday Night
A slight chance of rain after midnight. Partly cloudy, with a low around 44.
Thursday
A chance of rain after noon. Partly sunny, with a high near 57.
Thursday Night
Rain. Mostly cloudy, with a low around 39.
Friday
Rain likely. Mostly cloudy, with a high near 41.
Friday Night
A chance of rain. Snow level 6300 feet lowering to 5300 feet after midnight . Mostly cloudy, with a low around 29.
Saturday
Partly sunny, with a high near 40.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Arlee MT
 47.21°N 114.03°W (Elev. 5262 ft)
Last Update:
2:01 am MDT Oct 18, 2026
Forecast Valid:
4am MDT Oct 18, 2026-6pm MDT Oct 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation