Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

44°F

7°C

Humidity 77%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 29 Jan 04:00 PM MST
Extended Forecast for

St. Ignatius MT

  • This Afternoon

    This Afternoon: A 30 percent chance of rain.  Mostly cloudy, with a high near 43. Calm wind.

    High: 43 °F

    Chance Rain

  • Tonight

    Tonight: A 20 percent chance of rain after 4am.  Cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Cloudy then
    Slight Chance
    Rain

  • Friday

    Friday: A chance of rain before 1pm, then a chance of rain after 3pm.  Cloudy, with a high near 45. Calm wind becoming south southeast 5 to 7 mph in the morning.  Chance of precipitation is 40%.

    High: 45 °F

    Chance Rain

  • Friday Night

    Friday Night: A 20 percent chance of rain before 11pm.  Cloudy, with a low around 38. South wind around 6 mph.

    Low: 38 °F

    Slight Chance
    Rain then
    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 52. Light south wind.

    High: 52 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A slight chance of rain after 11pm.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain

  • Monday

    Monday: A chance of rain, mainly before 11am.  Mostly cloudy, with a high near 45.

    High: 45 °F

    Chance Rain

Detailed Forecast

This Afternoon
A 30 percent chance of rain. Mostly cloudy, with a high near 43. Calm wind.
Tonight
A 20 percent chance of rain after 4am. Cloudy, with a low around 35. Calm wind.
Friday
A chance of rain before 1pm, then a chance of rain after 3pm. Cloudy, with a high near 45. Calm wind becoming south southeast 5 to 7 mph in the morning. Chance of precipitation is 40%.
Friday Night
A 20 percent chance of rain before 11pm. Cloudy, with a low around 38. South wind around 6 mph.
Saturday
Mostly cloudy, with a high near 52. Light south wind.
Saturday Night
Mostly cloudy, with a low around 33.
Sunday
Mostly cloudy, with a high near 51.
Sunday Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 36.
Monday
A chance of rain, mainly before 11am. Mostly cloudy, with a high near 45.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
Mostly cloudy, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Partly sunny, with a high near 48.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 50.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
St. Ignatius MT
 47.31°N 114.12°W (Elev. 3081 ft)
2:07 pm MST Jan 29, 2026
4pm MST Jan 29, 2026-6pm MST Feb 5, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database