Severe Weather and Heavy Rainfall from the Midwest to the Ohio Valley; Mid-Summer Heat Continues

Severe thunderstorm and heavy rainfall threats will persist from the Midwest to Lower Great Lakes through Monday, shifting into the Ohio Valley and Central Appalachians Monday evening into Tuesday. Mid-summer heat will continue across much of the CONUS this week, with record highs possible well into the 100s across the south-central High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

66°F

19°C

Humidity 61%
Wind Speed S 2 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 09 Aug 09:00 PM MDT
Extended Forecast for

11 Miles E St. Ignatius MT

  • Tonight

    Tonight: Areas of smoke. Partly cloudy, with a low around 46. West southwest wind 5 to 9 mph.

    Low: 46 °F

    Areas Smoke

  • Monday

    Monday: Areas of smoke. Sunny, with a high near 70. West wind 7 to 14 mph, with gusts as high as 25 mph.

    High: 70 °F

    Areas Smoke

  • Monday Night

    Monday Night: Areas of smoke before 1am. Mostly clear, with a low around 43. West wind 6 to 16 mph, with gusts as high as 29 mph.

    Low: 43 °F

    Areas Smoke

  • Tuesday

    Tuesday: Patchy smoke between 8am and 1pm. Sunny, with a high near 69. West southwest wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 69 °F

    Patchy Smoke

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44. West northwest wind 6 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight.  Partly cloudy, with a low around 43. Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    T-storms then
    Slight Chance
    Rain

  • Thursday

    Thursday: A chance of rain before noon, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 63.

    High: 63 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Areas of smoke. Partly cloudy, with a low around 46. West southwest wind 5 to 9 mph.
Monday
Areas of smoke. Sunny, with a high near 70. West wind 7 to 14 mph, with gusts as high as 25 mph.
Monday Night
Areas of smoke before 1am. Mostly clear, with a low around 43. West wind 6 to 16 mph, with gusts as high as 29 mph.
Tuesday
Patchy smoke between 8am and 1pm. Sunny, with a high near 69. West southwest wind 5 to 10 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 44. West northwest wind 6 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 68.
Wednesday Night
A slight chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight. Partly cloudy, with a low around 43. Chance of precipitation is 20%.
Thursday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 63.
Thursday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 40.
Friday
A slight chance of rain after noon. Mostly sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 42.
Saturday
A slight chance of rain. Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
A slight chance of rain. Mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles E St. Ignatius MT
 47.35°N 113.84°W (Elev. 6572 ft)
5:01 pm MDT Aug 9, 2026
9pm MDT Aug 9, 2026-6pm MDT Aug 16, 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