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

Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

PORPHYRY (PHYM8)

Lat: 46.83821°NLon: 110.71813°WElev: 8232.0ft.

NA

-4°F

-20°C

Humidity 78%
Wind Speed WNW 7 MPH
Barometer NA
Dewpoint -9°F (-23°C)
Visibility NA
Wind Chill-18°F (-28°C)
Last update 28 Dec 01:05 AM MST
Extended Forecast for

6 Miles NW Sand Point MT

  • Overnight

    Overnight: Mostly clear, with a low around -12. Wind chill values as low as -30. West wind 13 to 15 mph, with gusts as high as 22 mph.

    Low: -12 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 11. Wind chill values as low as -35. West wind 14 to 16 mph, with gusts as high as 24 mph.

    High: 11 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a temperature rising to around 14 by 4am. Wind chill values as low as -5. West wind 15 to 18 mph, with gusts as high as 25 mph.

    Low: 10 °F⇑

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 24. Wind chill values as low as zero. West wind 15 to 17 mph, with gusts as high as 25 mph.

    High: 24 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 20. West southwest wind around 15 mph, with gusts as high as 24 mph.

    Low: 20 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 31. West southwest wind 10 to 15 mph, with gusts as high as 21 mph.

    High: 31 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24. West southwest wind 14 to 18 mph, with gusts as high as 25 mph.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. West wind 14 to 18 mph, with gusts as high as 24 mph.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around -12. Wind chill values as low as -30. West wind 13 to 15 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 11. Wind chill values as low as -35. West wind 14 to 16 mph, with gusts as high as 24 mph.
Sunday Night
Mostly clear, with a temperature rising to around 14 by 4am. Wind chill values as low as -5. West wind 15 to 18 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 24. Wind chill values as low as zero. West wind 15 to 17 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 20. West southwest wind around 15 mph, with gusts as high as 24 mph.
Tuesday
Partly sunny, with a high near 31. West southwest wind 10 to 15 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 24. West southwest wind 14 to 18 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 37. West wind 14 to 18 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 27.
New Year's Day
Partly sunny, with a high near 36.
Thursday Night
Mostly cloudy, with a low around 25.
Friday
A slight chance of snow. Partly sunny, with a high near 33.
Friday Night
A chance of snow. Mostly cloudy, with a low around 18.
Saturday
A chance of snow. Partly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW Sand Point MT
 46.87°N 110.64°W (Elev. 7995 ft)
Last Update:
1:02 am MST Dec 28, 2025
Forecast Valid:
1am MST Dec 28, 2025-6pm MST Jan 3, 2026
 
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