Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

67°F

19°C

Humidity 78%
Wind Speed WNW 1 MPH
Barometer NA
Dewpoint 60°F (16°C)
Visibility NA
Last update 22 Aug 11:00 PM MDT
Extended Forecast for

9 Miles ENE St. Ignatius MT

  • Tonight

    Tonight: Partly cloudy, with a low around 50. South southwest wind 9 to 15 mph, with gusts as high as 21 mph.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 56. Breezy, with a west wind 9 to 14 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 56 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. Breezy, with a west wind 20 to 25 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 37 mph.

    Low: 41 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 57. Southwest wind 6 to 8 mph.

    High: 57 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. West northwest wind 7 to 14 mph becoming east southeast after midnight.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain before midnight.  Partly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Rain then
    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. South southwest wind 9 to 15 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 56. Breezy, with a west wind 9 to 14 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 37 mph.
Sunday Night
Mostly clear, with a low around 41. Breezy, with a west wind 20 to 25 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 37 mph.
Monday
Sunny, with a high near 57. Southwest wind 6 to 8 mph.
Monday Night
Mostly clear, with a low around 46. West northwest wind 7 to 14 mph becoming east southeast after midnight.
Tuesday
Sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
A slight chance of rain before midnight. Partly cloudy, with a low around 49.
Thursday
Sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE St. Ignatius MT
 47.39°N 113.91°W (Elev. 8599 ft)
2:01 pm MDT Aug 22, 2026
11pm MDT Aug 22, 2026-6pm MDT Aug 29, 2026
 
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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