Wintry Weather in the Northern Tier; Fire Weather Threats in Southern California

Two Canadian systems will produce heavy snow downwind of Great Lakes Erie and Ontario, and a wintry mix in the Mississippi and Ohio Valleys. Snow, heavy in places, will spread across the Rockies and 4-Corners area through early this week. A developing system in southern California may produce high winds and critical fire weather threats, and, areas of heavy rain early this week. Read More >

Current conditions at

Portage, Portage Glacier (PATO)

Lat: 60.78°NLon: 148.83°WElev: 95ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

5 Miles NW Alyeska AK

High Wind Warning January 18, 03:00am until January 18, 06:00pm
Click here for hazard details and duration
High Wind Warning
  • This
    Afternoon

    This Afternoon: Snow likely.  Mostly cloudy, with a high near 25. South wind around 25 mph.  Chance of precipitation is 60%. Total daytime snow accumulation of 2 to 4 inches possible.

    Snow Likely

    High: 25 °F

  • Tonight

    Tonight: Snow showers likely before midnight, then snow, mainly after 3am. The snow could be heavy at times.  Areas of blowing snow before midnight, then areas of blowing snow after 3am. Low around 20. Southeast wind 30 to 40 mph increasing to 45 to 55 mph.  Chance of precipitation is 100%. New snow accumulation of 4 to 6 inches possible.

    Heavy Snow
    and Areas
    Blowing Snow

    Low: 20 °F

  • M.L.King
    Day

    M.L.King Day: Snow. The snow could be heavy at times.  Areas of blowing snow. High near 26. East wind 50 to 60 mph.  Chance of precipitation is 100%. New snow accumulation of 14 to 20 inches possible.

    Heavy Snow
    and Areas
    Blowing Snow

    High: 26 °F

  • Monday
    Night

    Monday Night: Snow, mainly before 3am.  Areas of blowing snow before midnight. Low around 22. Southeast wind 30 to 40 mph becoming west 10 to 20 mph.  Chance of precipitation is 90%.

    Snow and
    Areas Blowing
    Snow

    Low: 22 °F

  • Tuesday

    Tuesday: A 50 percent chance of snow after 3pm.  Mostly cloudy, with a high near 27. Southwest wind 5 to 10 mph becoming southeast in the afternoon.

    Partly Sunny
    then Chance
    Snow

    High: 27 °F

  • Tuesday
    Night

    Tuesday Night: A 50 percent chance of snow before 9pm.  Cloudy, with a low around 19. East wind 10 to 15 mph.

    Chance Snow
    then Cloudy

    Low: 19 °F

  • Wednesday

    Wednesday: Cloudy, with a high near 28.

    Cloudy

    High: 28 °F

  • Wednesday
    Night

    Wednesday Night: A chance of snow after 9pm.  Mostly cloudy, with a low around 19.

    Chance Snow

    Low: 19 °F

  • Thursday

    Thursday: Snow likely, mainly after 3pm.  Mostly cloudy, with a high near 28.

    Snow Likely

    High: 28 °F

Detailed Forecast

This Afternoon
Snow likely. Mostly cloudy, with a high near 25. South wind around 25 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow showers likely before midnight, then snow, mainly after 3am. The snow could be heavy at times. Areas of blowing snow before midnight, then areas of blowing snow after 3am. Low around 20. Southeast wind 30 to 40 mph increasing to 45 to 55 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 6 inches possible.
M.L.King Day
Snow. The snow could be heavy at times. Areas of blowing snow. High near 26. East wind 50 to 60 mph. Chance of precipitation is 100%. New snow accumulation of 14 to 20 inches possible.
Monday Night
Snow, mainly before 3am. Areas of blowing snow before midnight. Low around 22. Southeast wind 30 to 40 mph becoming west 10 to 20 mph. Chance of precipitation is 90%.
Tuesday
A 50 percent chance of snow after 3pm. Mostly cloudy, with a high near 27. Southwest wind 5 to 10 mph becoming southeast in the afternoon.
Tuesday Night
A 50 percent chance of snow before 9pm. Cloudy, with a low around 19. East wind 10 to 15 mph.
Wednesday
Cloudy, with a high near 28.
Wednesday Night
A chance of snow after 9pm. Mostly cloudy, with a low around 19.
Thursday
Snow likely, mainly after 3pm. Mostly cloudy, with a high near 28.
Thursday Night
Snow likely. Cloudy, with a low around 22.
Friday
Snow likely. Cloudy, with a high near 29.
Friday Night
Snow likely. Mostly cloudy, with a low around 19.
Saturday
A chance of snow. Partly sunny, with a high near 26.
Saturday Night
Partly cloudy, with a low around 12.
Sunday
Sunny, with a high near 22.
Click Map For Forecast
Point Forecast:
5 Miles NW Alyeska AK
 61.02°N 149.22°W (Elev. 4324 ft)
4:06 pm AKST Jan 17, 2021
5pm AKST Jan 17, 2021-6pm AKST Jan 24, 2021
 
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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