National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

39°F

4°C

Humidity 59%
Wind Speed NNE 1 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 27 Jan 02:00 PM MST
Extended Forecast for

St. Ignatius MT

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 39. Calm wind.

    High: 39 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. Light east southeast wind.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain and snow before 2pm, then a chance of rain between 2pm and 4pm, then a chance of rain and snow after 4pm. Cloudy, with a high near 38. South southeast wind 5 to 7 mph becoming calm. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 38 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A slight chance of rain, snow, and freezing rain after 11pm. Cloudy, with a low around 31. South southwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Wintry Mix

  • Thursday

    Thursday: A 30 percent chance of rain after 11am. Cloudy, with a high near 42. Calm wind.

    High: 42 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Cloudy, with a low around 34.

    Low: 34 °F

    Cloudy

  • Friday

    Friday: A 40 percent chance of rain, mainly after 11am. Cloudy, with a high near 45.

    High: 45 °F

    Chance Rain

  • Friday Night

    Friday Night: A slight chance of rain. Cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 39. Calm wind.
Tonight
Mostly cloudy, with a low around 26. Light east southeast wind.
Wednesday
A chance of rain and snow before 2pm, then a chance of rain between 2pm and 4pm, then a chance of rain and snow after 4pm. Cloudy, with a high near 38. South southeast wind 5 to 7 mph becoming calm. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday Night
A slight chance of rain, snow, and freezing rain after 11pm. Cloudy, with a low around 31. South southwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 20%.
Thursday
A 30 percent chance of rain after 11am. Cloudy, with a high near 42. Calm wind.
Thursday Night
Cloudy, with a low around 34.
Friday
A 40 percent chance of rain, mainly after 11am. Cloudy, with a high near 45.
Friday Night
A slight chance of rain. Cloudy, with a low around 36.
Saturday
Mostly cloudy, with a high near 47.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
Mostly cloudy, with a high near 46.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
A chance of rain. Mostly cloudy, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
St. Ignatius MT
 47.31°N 114.09°W (Elev. 2999 ft)
Last Update:
2:07 pm MST Jan 27, 2026
Forecast Valid:
2pm MST Jan 27, 2026-6pm MST Feb 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation