News Headlines
- Got a new NOAA Weather Radio to receive warnings for the next Mendenhall Flood? Here are instructions for how to set it up to make sure you get the alerts!
- Marine layer with broken to overcast skies and occasional drizzle and light showers will dominate over southeast Alaska over the next few days, especially for the northern panhandle and northeast Gulf coast.
- To view the latest marine and land weather forecast graphics for southeast Alaska, click here...
- Click here to visit the Suicide Basin monitoring page. You can use this page for updates throughout the GLOF season to see what the condition are within the basin.
Current conditions at
Petersburg (PAPG)
Lat: 56.8°NLon: 132.95°WElev: 71ft.
Mostly Cloudy
59°F
15°C
| Humidity | 83% |
| Wind Speed | E 6 mph |
| Barometer | 30.38 in (1028.9 mb) |
| Dewpoint | 54°F (12°C) |
| Visibility | 10.00 mi |
| Last update | 3 Aug 10:56 am AKDT |
Extended Forecast for
Petersburg AK
Today
High: 72 °F
Partly Sunny
Tonight
Low: 51 °F
Partly Cloudy
Tuesday
High: 69 °F
Mostly Sunny
Tuesday Night
Low: 52 °F
Mostly Cloudy
Wednesday
High: 71 °F
Partly Sunny
Wednesday Night
Low: 51 °F
Partly Cloudy
Thursday
High: 71 °F
Partly Sunny
Thursday Night
Low: 53 °F
Mostly Cloudy
Friday
High: 69 °F
Mostly Cloudy
then Chance
Showers
Detailed Forecast
Today
Partly sunny, with a high near 72. Northeast wind around 5 mph becoming northwest in the afternoon.
Tonight
Partly cloudy, with a low around 51. Northwest wind around 5 mph becoming south in the evening.
Tuesday
Mostly sunny, with a high near 69. Northwest wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 52. Northwest wind around 5 mph becoming calm.
Wednesday
Partly sunny, with a high near 71. Calm wind becoming northwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Partly sunny, with a high near 71.
Thursday Night
Mostly cloudy, with a low around 53.
Friday
A chance of showers after 4pm. Mostly cloudy, with a high near 69.
Friday Night
A chance of showers before 10pm. Cloudy, with a low around 53.
Saturday
Mostly cloudy, with a high near 68.
Saturday Night
Mostly cloudy, with a low around 52.
Sunday
Partly sunny, with a high near 70.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Petersburg AK
56.79°N 132.96°W (Elev. 302 ft)
56.79°N 132.96°W (Elev. 302 ft)
10:52 am AKDT Aug 3, 2026
11am AKDT Aug 3, 2026-6pm AKDT Aug 9, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
