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

Heavy Mountain Snow in the Northwest U.S.; Wintry Mix in the Northeast U.S.

Two more cold fronts will pass through the Northwest U.S. this week with heavy mountain snow continuing across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain across the Northeast U.S. overnight into Wednesday. Read More >

Current conditions at

St. Mary's, St. Mary's Airport (PASM)

Lat: 62.05°NLon: 163.3°WElev: 312ft.

Light Snow

-14°F

-26°C

Humidity 78%
Wind Speed NW 6 mph
Barometer 29.67 in (1006.4 mb)
Dewpoint -19°F (-28°C)
Visibility 9.00 mi
Wind Chill-29°F (-34°C)
Last update 6 Jan 9:56 pm AKST
Extended Forecast for

St. Marys Airport AK

  • Tonight

    Tonight: Partly cloudy, with a low around -19. Northwest wind 10 to 15 mph.

    Low: -19 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near -15. Wind chill values as low as -40. Northwest wind around 10 mph.

    High: -15 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around -24. Wind chill values as low as -45. North wind around 10 mph.

    Low: -24 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near -18. Wind chill values as low as -45. North wind around 10 mph.

    High: -18 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around -21. North wind around 15 mph.

    Low: -21 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near -11.

    High: -11 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of snow after 3am. Partly cloudy, with a low around -14.

    Low: -14 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: A chance of snow, mainly after 9am. Mostly cloudy, with a high near -2.

    High: -2 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow, mainly before 3am. Mostly cloudy, with a low around -11.

    Low: -11 °F

    Chance Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around -19. Northwest wind 10 to 15 mph.
Wednesday
Mostly sunny, with a high near -15. Wind chill values as low as -40. Northwest wind around 10 mph.
Wednesday Night
Mostly clear, with a low around -24. Wind chill values as low as -45. North wind around 10 mph.
Thursday
Sunny, with a high near -18. Wind chill values as low as -45. North wind around 10 mph.
Thursday Night
Mostly clear, with a low around -21. North wind around 15 mph.
Friday
Mostly sunny, with a high near -11.
Friday Night
A 20 percent chance of snow after 3am. Partly cloudy, with a low around -14.
Saturday
A chance of snow, mainly after 9am. Mostly cloudy, with a high near -2.
Saturday Night
A chance of snow, mainly before 3am. Mostly cloudy, with a low around -11.
Sunday
A slight chance of snow. Partly sunny, with a high near -7.
Sunday Night
A slight chance of snow. Partly cloudy, with a low around -16.
Monday
Mostly sunny, with a high near -9.
Monday Night
Mostly cloudy, with a low around -17.
Tuesday
Mostly cloudy, with a high near -7.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
St. Marys Airport AK
 62.06°N 163.32°W (Elev. 203 ft)
Last Update:
10:20 pm AKST Jan 6, 2026
Forecast Valid:
10pm AKST Jan 6, 2026-6pm AKST Jan 13, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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