Extreme Heat Lingers; Severe Thunderstorms for Portions of the Plains and Southeast; Heavy Rainfall Threats

Gusty winds and heavy rainfall may impact the Big Island of Hawaii as a nearby tropical system passes west of the islands. From the Southwest U.S., Rockies and across the Gulf Coast, heavy rainfall could lead to isolated flash flooding. Severe thunderstorms are expected for areas of the Plains, Gulf Coast and Southeast through Tuesday. Extreme heat lingers for the southern Plains and Southwest. Read More >

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

51°F

11°C

Humidity 65%
Wind Speed SE 3 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 24 Aug 04:00 AM MDT
Extended Forecast for

10 Miles E Arlee MT

  • Today

    Today: Sunny, with a high near 65. West northwest wind 3 to 8 mph.

    High: 65 °F

    Sunny

  • Tonight

    Tonight: Patchy smoke between 11pm and midnight. Partly cloudy, with a low around 51. Northwest wind 6 to 13 mph becoming southeast in the evening. Winds could gust as high as 20 mph.

    Low: 51 °F

    Patchy Smoke
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 70. Southeast wind 5 to 11 mph becoming north in the afternoon. Winds could gust as high as 18 mph.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56. Light northeast wind becoming east 8 to 13 mph in the evening. Winds could gust as high as 21 mph.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain after noon.  Mostly sunny, with a high near 72. East southeast wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.

    High: 72 °F

    Sunny then
    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before midnight.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 65. West northwest wind 3 to 8 mph.
Tonight
Patchy smoke between 11pm and midnight. Partly cloudy, with a low around 51. Northwest wind 6 to 13 mph becoming southeast in the evening. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 70. Southeast wind 5 to 11 mph becoming north in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Partly cloudy, with a low around 56. Light northeast wind becoming east 8 to 13 mph in the evening. Winds could gust as high as 21 mph.
Wednesday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 72. East southeast wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Sunny, with a high near 65.
Friday Night
Mostly clear, with a low around 50.
Saturday
Sunny, with a high near 62.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 45.
Sunday
A slight chance of rain. Sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles E Arlee MT
 47.16°N 113.87°W (Elev. 6772 ft)
2:01 am MDT Aug 24, 2026
5am MDT Aug 24, 2026-6pm MDT Aug 30, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database