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

Portage, Portage Glacier (PATO)

Lat: 60.78°NLon: 148.83°WElev: 95ft.

Overcast

24°F

-4°C

Humidity 88%
Wind Speed W 8 mph
Barometer 30.09 in (1019.2 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 19 Feb 12:53 am AKST
Extended Forecast for

6 Miles N Alyeska AK

  • Overnight

    Overnight: A slight chance of snow. Mostly cloudy, with a low around 14. North wind 5 to 10 mph increasing to 10 to 15 mph. Chance of precipitation is 20%.

    Low: 14 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: Areas of blowing snow after 9am. Mostly sunny, with a temperature falling to around 5 by 5pm. North wind 15 to 25 mph increasing to 25 to 35 mph in the afternoon.

    High: 17 °F⇓

    Areas Blowing
    Snow

  • Thursday Night

    Thursday Night: Areas of blowing snow. Mostly clear, with a low around -5. North wind 30 to 35 mph, with gusts as high as 45 mph.

    Low: -5 °F

    Areas Blowing
    Snow

  • Friday

    Friday: Areas of blowing snow before noon, then areas of blowing snow after 3pm. Sunny, with a high near 4. Wind chill values as low as -35. North wind 25 to 35 mph, with gusts as high as 40 mph.

    High: 4 °F

    Areas Blowing
    Snow

  • Friday Night

    Friday Night: Areas of blowing snow before 9pm. Clear, with a low around -6. North wind 25 to 30 mph, with gusts as high as 35 mph.

    Low: -6 °F

    Areas Blowing
    Snow then
    Clear

  • Saturday

    Saturday: Sunny, with a high near 8. North wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 8 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 1.

    Low: 1 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of snow. Mostly cloudy, with a low around 14. North wind 5 to 10 mph increasing to 10 to 15 mph. Chance of precipitation is 20%.
Thursday
Areas of blowing snow after 9am. Mostly sunny, with a temperature falling to around 5 by 5pm. North wind 15 to 25 mph increasing to 25 to 35 mph in the afternoon.
Thursday Night
Areas of blowing snow. Mostly clear, with a low around -5. North wind 30 to 35 mph, with gusts as high as 45 mph.
Friday
Areas of blowing snow before noon, then areas of blowing snow after 3pm. Sunny, with a high near 4. Wind chill values as low as -35. North wind 25 to 35 mph, with gusts as high as 40 mph.
Friday Night
Areas of blowing snow before 9pm. Clear, with a low around -6. North wind 25 to 30 mph, with gusts as high as 35 mph.
Saturday
Sunny, with a high near 8. North wind 15 to 20 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 1.
Sunday
Mostly sunny, with a high near 24.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 32.
Monday Night
A chance of snow. Mostly cloudy, with a low around 18.
Tuesday
A chance of snow. Mostly cloudy, with a high near 27.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 12.
Wednesday
A chance of snow. Mostly cloudy, with a high near 20.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Alyeska AK
 61.05°N 149.11°W (Elev. 3422 ft)
Last Update:
8:09 pm AKST Feb 18, 2026
Forecast Valid:
1am AKST Feb 19, 2026-6pm AKST Feb 25, 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