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

Lake-Effect Snow through Friday; Strong Winds in the Northern and Central Plains

A clipper-like system will drop down from Canada on Thursday, bringing wintry weather from the Upper Midwest to the Great Lakes through Friday. This system is expected to bring strong northerly winds to much of the northern and central High Plains Thursday afternoon through Friday, with gusts up to 60 mph expected. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 62.05°NLon: 163.3°WElev: 312ft.

Fair

-23°F

-31°C

Humidity 69%
Wind Speed NE 6 mph
Barometer 30.29 in (1027.7 mb)
Dewpoint -30°F (-34°C)
Visibility 10.00 mi
Wind Chill-39°F (-39°C)
Last update 14 Jan 11:56 pm AKST
Extended Forecast for

13 Miles SE New Knockhock AK

Winter Weather Advisory January 15, 09:00pm until January 16, 09:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: Areas of blowing snow. Mostly clear, with a low around -16. Wind chill values as low as -45. Northeast wind around 20 mph, with gusts as high as 30 mph.

    Low: -16 °F

    Areas Blowing
    Snow

  • Thursday

    Thursday: Snow likely, mainly after 3pm. Areas of blowing snow. Partly sunny, with a high near -5. Wind chill values as low as -45. Northeast wind 25 to 35 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: -5 °F

    Areas Blowing
    Snow then
    Snow Likely
    and Areas
    Blowing Snow

  • Thursday Night

    Thursday Night: Snow. Widespread blowing snow, mainly before midnight. Temperature rising to around 23 by 5am. Northeast wind 30 to 40 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: -5 °F⇑

    Snow and
    Blowing Snow

  • Friday

    Friday: Snow likely, mainly before 3pm. Widespread blowing snow, mainly after 9am. Mostly cloudy, with a high near 29. East wind 30 to 35 mph becoming south in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 29 °F

    Snow Likely
    and Blowing
    Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow. Widespread blowing snow, mainly after 9pm. Mostly cloudy, with a low around 15. Southeast wind 30 to 40 mph, with gusts as high as 50 mph.

    Low: 15 °F

    Chance Snow
    and Blowing
    Snow

  • Saturday

    Saturday: A 40 percent chance of snow. Widespread blowing snow before 3pm. Mostly cloudy, with a high near 28.

    High: 28 °F

    Chance Snow
    and Blowing
    Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow. Cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

  • Sunday

    Sunday: A chance of snow, mainly before 9am. Mostly cloudy, with a high near 30.

    High: 30 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Areas of blowing snow. Mostly clear, with a low around -16. Wind chill values as low as -45. Northeast wind around 20 mph, with gusts as high as 30 mph.
Thursday
Snow likely, mainly after 3pm. Areas of blowing snow. Partly sunny, with a high near -5. Wind chill values as low as -45. Northeast wind 25 to 35 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday Night
Snow. Widespread blowing snow, mainly before midnight. Temperature rising to around 23 by 5am. Northeast wind 30 to 40 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday
Snow likely, mainly before 3pm. Widespread blowing snow, mainly after 9am. Mostly cloudy, with a high near 29. East wind 30 to 35 mph becoming south in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Friday Night
A 40 percent chance of snow. Widespread blowing snow, mainly after 9pm. Mostly cloudy, with a low around 15. Southeast wind 30 to 40 mph, with gusts as high as 50 mph.
Saturday
A 40 percent chance of snow. Widespread blowing snow before 3pm. Mostly cloudy, with a high near 28.
Saturday Night
A 40 percent chance of snow. Cloudy, with a low around 24.
Sunday
A chance of snow, mainly before 9am. Mostly cloudy, with a high near 30.
Sunday Night
Mostly cloudy, with a low around 24.
M.L.King Day
A slight chance of snow between 9am and 3pm. Partly sunny, with a high near 30.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 24.
Tuesday
A slight chance of snow. Partly sunny, with a high near 29.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 25.
Wednesday
A slight chance of snow. Partly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles SE New Knockhock AK
 61.99°N 164.59°W (Elev. 1634 ft)
Last Update:
12:17 am AKST Jan 15, 2026
Forecast Valid:
12am AKST Jan 15, 2026-6pm AKST Jan 21, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation