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

Sitka - Sitka Airport (PASI)

Lat: 57.05°NLon: 135.36°WElev: 13ft.

Fog/Mist

55°F

13°C

Humidity 93%
Wind Speed Vrbl 3 mph
Barometer 30.20 in (1022.6 mb)
Dewpoint 53°F (12°C)
Visibility 6.00 mi
Last update 16 Sep 9:53 pm AKDT
Extended Forecast for

Biorka Island AK

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. West wind 5 to 10 mph.

    Low: 51 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 57. South wind 10 to 15 mph.

    High: 57 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers, mainly after 1am. Low around 51. Southeast wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 51 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: Showers. The rain could be heavy at times. High near 58. Southeast wind 15 to 20 mph. Chance of precipitation is 100%.

    High: 58 °F

    Heavy Rain

  • Friday Night

    Friday Night: Showers. The rain could be heavy at times. Low around 52. South wind 20 to 30 mph decreasing to 10 to 20 mph after midnight. Chance of precipitation is 100%.

    Low: 52 °F

    Heavy Rain

  • Saturday

    Saturday: Showers. The rain could be heavy at times. High near 58. Chance of precipitation is 80%.

    High: 58 °F

    Heavy Rain

  • Saturday Night

    Saturday Night: Showers. The rain could be heavy at times. Low around 51. Chance of precipitation is 100%.

    Low: 51 °F

    Heavy Rain

  • Sunday

    Sunday: Showers and possibly a thunderstorm. Cloudy, with a high near 57.

    High: 57 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Cloudy, with a low around 50.

    Low: 50 °F

    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 51. West wind 5 to 10 mph.
Thursday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 57. South wind 10 to 15 mph.
Thursday Night
Showers, mainly after 1am. Low around 51. Southeast wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers. The rain could be heavy at times. High near 58. Southeast wind 15 to 20 mph. Chance of precipitation is 100%.
Friday Night
Showers. The rain could be heavy at times. Low around 52. South wind 20 to 30 mph decreasing to 10 to 20 mph after midnight. Chance of precipitation is 100%.
Saturday
Showers. The rain could be heavy at times. High near 58. Chance of precipitation is 80%.
Saturday Night
Showers. The rain could be heavy at times. Low around 51. Chance of precipitation is 100%.
Sunday
Showers and possibly a thunderstorm. Cloudy, with a high near 57.
Sunday Night
Showers and possibly a thunderstorm. Cloudy, with a low around 50.
Monday
Showers and possibly a thunderstorm. Cloudy, with a high near 56.
Monday Night
Showers. Mostly cloudy, with a low around 49.
Tuesday
Showers. Mostly cloudy, with a high near 56.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 48.
Wednesday
Showers likely. Mostly cloudy, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Biorka Island AK
 56.85°N 135.53°W (Elev. 66 ft)
Last Update:
10:14 pm AKDT Sep 16, 2026
Forecast Valid:
10pm AKDT Sep 16, 2026-6pm AKDT Sep 23, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation