Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

77°F

25°C

Humidity 41%
Wind Speed SSE 11 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Heat Index78°F (26°C)
Last update 26 Aug 10:00 PM MDT
Extended Forecast for

4 Miles SW St. Ignatius MT

  • Tonight

    Tonight: A 20 percent chance of rain before midnight.  Patchy smoke after 2am. Partly cloudy, with a low around 59. Southeast wind 5 to 10 mph.

    Low: 59 °F

    Slight Chance
    Rain then
    Patchy Smoke

  • Thursday

    Thursday: A slight chance of rain between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Patchy smoke before 9am, then patchy smoke after 4pm. Increasing clouds, with a high near 90. South wind 5 to 9 mph becoming east in the morning. Winds could gust as high as 21 mph.  Chance of precipitation is 20%.

    High: 90 °F

    Patchy Smoke
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Patchy smoke before 8pm. Mostly clear, with a low around 54. West wind 5 to 8 mph becoming light and variable.

    Low: 54 °F

    Patchy Smoke
    then Mostly
    Clear

  • Friday

    Friday: Sunny, with a high near 83. Light and variable wind becoming west around 6 mph in the afternoon.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after midnight.  Partly cloudy, with a low around 55. West wind 5 to 8 mph becoming south after midnight.

    Low: 55 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A 50 percent chance of rain.  Partly sunny, with a high near 76.

    High: 76 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of rain after midnight.  Mostly cloudy, with a low around 48. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of rain.  Partly sunny, with a high near 68.

    High: 68 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A slight chance of rain before midnight.  Mostly clear, with a low around 46.

    Low: 46 °F

    Slight Chance
    Rain then
    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of rain before midnight. Patchy smoke after 2am. Partly cloudy, with a low around 59. Southeast wind 5 to 10 mph.
Thursday
A slight chance of rain between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Patchy smoke before 9am, then patchy smoke after 4pm. Increasing clouds, with a high near 90. South wind 5 to 9 mph becoming east in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Thursday Night
Patchy smoke before 8pm. Mostly clear, with a low around 54. West wind 5 to 8 mph becoming light and variable.
Friday
Sunny, with a high near 83. Light and variable wind becoming west around 6 mph in the afternoon.
Friday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 55. West wind 5 to 8 mph becoming south after midnight.
Saturday
A 50 percent chance of rain. Partly sunny, with a high near 76.
Saturday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 48. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of rain. Partly sunny, with a high near 68.
Sunday Night
A slight chance of rain before midnight. Mostly clear, with a low around 46.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW St. Ignatius MT
 47.28°N 114.17°W (Elev. 3228 ft)
2:01 pm MDT Aug 26, 2026
10pm MDT Aug 26, 2026-6pm MDT Sep 2, 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