Severe Thunderstorms for Mid-Atlantic and Northeast; Typhoon Approaching Guam

A cold front will sweep eastward today accompanied by strong to severe thunderstorms for the mid-Atlantic and Northeast today. In the wake of this cold front, autumn like temperatures and gusty winds from the Plains, Mississippi Valley, Great Lakes to most of the eastern seaboard. Fire weather conditions for lower Mississippi Valley into portions of California. For Guam, a typhoon is approaching. Read More >

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

38°F

3°C

Humidity 89%
Wind Speed SE 3 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 17 Oct 12:00 AM MDT
Extended Forecast for

11 Miles ENE St. Ignatius MT

  • Overnight

    Overnight: Partly cloudy, with a low around 36. Breezy, with a west southwest wind 21 to 26 mph, with gusts as high as 36 mph.

    Low: 36 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 46. Windy, with a west southwest wind 28 to 33 mph, with gusts as high as 48 mph.

    High: 46 °F

    Sunny and
    Windy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30. Blustery, with a west wind 23 to 28 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 39 mph.

    Low: 30 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 40. West southwest wind 5 to 9 mph becoming southeast in the morning.

    High: 40 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31. West southwest wind 5 to 11 mph becoming east in the evening.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Monday Night

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

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 36. Breezy, with a west southwest wind 21 to 26 mph, with gusts as high as 36 mph.
Saturday
Sunny, with a high near 46. Windy, with a west southwest wind 28 to 33 mph, with gusts as high as 48 mph.
Saturday Night
Partly cloudy, with a low around 30. Blustery, with a west wind 23 to 28 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 39 mph.
Sunday
Sunny, with a high near 40. West southwest wind 5 to 9 mph becoming southeast in the morning.
Sunday Night
Partly cloudy, with a low around 31. West southwest wind 5 to 11 mph becoming east in the evening.
Monday
Partly sunny, with a high near 45.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Partly sunny, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Sunny, with a high near 42.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
A slight chance of rain. Snow level 8300 feet. Mostly sunny, with a high near 41.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 28.
Friday
Snow likely. Mostly cloudy, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ENE St. Ignatius MT
 47.35°N 113.88°W (Elev. 7966 ft)
12:22 am MDT Oct 17, 2026
12am MDT Oct 17, 2026-6pm MDT Oct 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database