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Updated Wireless Emergency Alert Message for Tsunami Warnings to be Implemented March 19, 2026
Proposed Change to Water Level Datum for Coastal Western Alaska
NEW!! NWS Anchorage Land, Marine and Fire Based Forecast Changes - Implementation March 2026

Current conditions at

Portage, Portage Glacier (PATO)

Lat: 60.78°NLon: 148.83°WElev: 95ft.

Overcast

7°F

-14°C

Humidity	35%
Wind Speed	Vrbl 7 G 18 mph
Barometer	29.46 in (997.8 mb)
Dewpoint	-15°F (-26°C)
Visibility	10.00 mi
Wind Chill	-5°F (-21°C)
Last update	25 Feb 6:53 pm AKST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

5 Miles N Alyeska AK

Tonight
Low: -17 °F
Areas Blowing
Snow then
Mostly Clear
Thursday
High: -2 °F
Sunny
Thursday Night
Low: -13 °F
Mostly Clear
Friday
High: 7 °F
Sunny
Friday Night
Low: -8 °F
Mostly Clear
Saturday
High: 8 °F
Sunny
Saturday Night
Low: -6 °F
Mostly Clear
Sunday
High: 11 °F
Sunny
Sunday Night
Low: -4 °F
Mostly Clear

Detailed Forecast

Tonight

Areas of blowing snow before midnight. Partly cloudy, with a low around -17. Wind chill values as low as -40. North wind 30 to 35 mph decreasing to 20 to 25 mph after midnight.

Thursday

Sunny, with a high near -2. Wind chill values as low as -40. North wind 5 to 15 mph.

Thursday Night

Mostly clear, with a low around -13. North wind around 5 mph becoming calm in the evening.

Friday

Sunny, with a high near 7. Calm wind becoming north around 5 mph.

Friday Night

Mostly clear, with a low around -8. Calm wind becoming north around 5 mph after midnight.

Saturday

Sunny, with a high near 8. North wind around 5 mph.

Saturday Night

Mostly clear, with a low around -6.