Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

49°F

9°C

Humidity 94%
Wind Speed SE 4 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Wind Chill48°F (9°C)
Last update 29 Jun 01:00 AM MDT
Extended Forecast for

4 Miles W Arlee MT

Flood Watch until June 29, 03:00am
Lake Wind Advisory until June 29, 03:00am
Click here for hazard details and duration
Flood Watch
Lake Wind Advisory
  •  
    Flood Watch until June 29, 03:00am
    Lake Wind Advisory until June 29, 03:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 47 °F

    Rain

  • Monday

    Monday: Rain.  High near 48. South southwest wind 5 to 7 mph becoming west in the afternoon.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 48 °F

    Rain

  • Monday Night

    Monday Night: Rain, mainly before 10pm.  Low around 48. Southwest wind around 6 mph becoming calm  after midnight.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Rain then
    Chance Rain

  • Tuesday

    Tuesday: Rain and thunderstorms likely before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm.  Mostly cloudy, with a high near 63. Light and variable wind.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain, mainly between 9pm and midnight.  Mostly cloudy, with a low around 51. Light and variable wind.  Chance of precipitation is 40%.

    Low: 51 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of rain between noon and 3pm, then a chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 65. Chance of precipitation is 40%.

    High: 65 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Overnight
Rain. Low around 47. South wind 7 to 15 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain. High near 48. South southwest wind 5 to 7 mph becoming west in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Monday Night
Rain, mainly before 10pm. Low around 48. Southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain and thunderstorms likely before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 63. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain, mainly between 9pm and midnight. Mostly cloudy, with a low around 51. Light and variable wind. Chance of precipitation is 40%.
Wednesday
A chance of rain between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 65. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Mostly cloudy, with a low around 51.
Friday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 51.
Independence Day
Sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Sunny, with a high near 78.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Arlee MT
 47.17°N 114.18°W (Elev. 4596 ft)
12:21 am MDT Jun 29, 2026
1am MDT Jun 29, 2026-6pm MDT Jul 5, 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