Wet and Cool in the East this Memorial Day Weekend; Well Above Normal Temperatures in the Northern Plains

A wet Memorial Day weekend is in store for the East, with widespread rainfall of 1 to more than 2 inches expected from the Gulf Coast to southern New England. Well above normal temperatures are forecast to build across the northern Plains. Another round of heavy to excessive rainfall is expected to impact the western Gulf Coast this weekend with Flood Watches in effect. Read More >

Current conditions at

ST. REGIS (STGM8)

Lat: 47.30711°NLon: 115.10761°WElev: 2678.0ft.

NA

74°F

23°C

Humidity 25%
Wind Speed WNW 2 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 23 May 08:02 PM MDT
Extended Forecast for

4 Miles ENE St. Regis MT

  • Tonight

    Tonight: Partly cloudy, with a low around 45. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 77. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 77 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 45. West southwest wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 45 °F

    Decreasing
    Clouds

  • Memorial Day

    Memorial Day: Sunny, with a high near 85. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight.  Mostly cloudy, with a low around 47. West wind 3 to 8 mph.  Chance of precipitation is 30%.

    Low: 47 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain, mainly after noon.  Partly sunny, with a high near 64.

    High: 64 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain likely.  Mostly cloudy, with a low around 43. Chance of precipitation is 60%.

    Low: 43 °F

    Rain Likely

  • Wednesday

    Wednesday: A chance of rain.  Mostly cloudy, with a high near 68.

    High: 68 °F

    Chance Rain

  • Wednesday Night

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

    Low: 46 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 45. West southwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 77. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 45. West southwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Memorial Day
Sunny, with a high near 85. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Mostly cloudy, with a low around 47. West wind 3 to 8 mph. Chance of precipitation is 30%.
Tuesday
A 40 percent chance of rain, mainly after noon. Partly sunny, with a high near 64.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 68.
Wednesday Night
A slight chance of rain before midnight. Mostly cloudy, with a low around 46.
Thursday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77.
Thursday Night
A chance of rain and thunderstorms. Mostly cloudy, with a low around 49.
Friday
A chance of rain and thunderstorms. Partly sunny, with a high near 74.
Friday Night
A chance of rain and thunderstorms. Mostly cloudy, with a low around 48.
Saturday
A chance of rain. Partly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE St. Regis MT
 47.32°N 115.03°W (Elev. 3150 ft)
2:01 pm MDT May 23, 2026
8pm MDT May 23, 2026-6pm MDT May 30, 2026
 
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Additional Resources

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National Digital Forecast Database