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!
- A weather system over the gulf will bring rain to the central and southern panhandle today, before gradually decreasing Saturday. A warmer and drier trend will expand to much of the region by late in the weekend as a ridge over the gulf pushes eastward.
- 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.
Light Rain
55°F
13°C
| Humidity | 100% |
| Wind Speed | Calm |
| Barometer | 29.99 in (1015.8 mb) |
| Dewpoint | 55°F (13°C) |
| Visibility | 7.00 mi |
| Last update | 31 Jul 7:56 am AKDT |
Extended Forecast for
Petersburg AK
Today
High: 63 °F
Showers
Tonight
Low: 51 °F
Chance
ShowersSaturday
High: 61 °F
Chance
ShowersSaturday Night
Low: 53 °F
Chance
ShowersSunday
High: 64 °F
Cloudy
Sunday Night
Low: 55 °F
Mostly Cloudy
Monday
High: 66 °F
Partly Sunny
Monday Night
Low: 53 °F
Partly Cloudy
Tuesday
High: 65 °F
Mostly Sunny
Detailed Forecast
Today
Showers. High near 63. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
A 30 percent chance of showers, mainly before 4am. Mostly cloudy, with a low around 51. Calm wind.
Saturday
A 40 percent chance of showers, mainly after 7am. Mostly cloudy, with a high near 61. Calm wind.
Saturday Night
A 40 percent chance of showers before 4am. Cloudy, with a low around 53. Calm wind.
Sunday
Cloudy, with a high near 64. Calm wind.
Sunday Night
Mostly cloudy, with a low around 55.
Monday
Partly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Mostly cloudy, with a low around 52.
Wednesday
Partly sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
A chance of showers. Partly sunny, with a high near 64.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Petersburg AK
56.82°N 133°W (Elev. 118 ft)
56.82°N 133°W (Elev. 118 ft)
3:13 am AKDT Jul 31, 2026
8am AKDT Jul 31, 2026-6pm AKDT Aug 6, 2026
Additional Resources
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Hourly Weather Forecast
