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!
- Periods of rain expected for much of the week, with the best potential across the southern panhandle. Some pockets of sunshine possible, mainly across northern SE AK.
- 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.
Overcast
53°F
12°C
| Humidity | 96% |
| Wind Speed | NE 5 mph |
| Barometer | 29.97 in (1015.3 mb) |
| Dewpoint | 52°F (11°C) |
| Visibility | 10.00 mi |
| Wind Chill | 52°F (11°C) |
| Last update | 30 Jul 8:56 am AKDT |
Extended Forecast for
Petersburg AK
Today
High: 66 °F
Slight Chance
ShowersTonight
Low: 53 °F
Showers
LikelyFriday
High: 63 °F
Showers
LikelyFriday Night
Low: 51 °F
Chance
ShowersSaturday
High: 62 °F
Chance
ShowersSaturday Night
Low: 53 °F
Chance
ShowersSunday
High: 64 °F
Cloudy
Sunday Night
Low: 54 °F
Mostly Cloudy
Monday
High: 65 °F
Partly Sunny
Detailed Forecast
Today
A slight chance of showers before 10am, then a slight chance of showers after 4pm. Mostly cloudy, with a high near 66. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 20%.
Tonight
Showers likely, mainly after 1am. Cloudy, with a low around 53. Calm wind. Chance of precipitation is 60%.
Friday
Showers likely. Mostly cloudy, with a high near 63. Calm wind becoming east around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 51. Calm wind.
Saturday
A 50 percent chance of showers. Cloudy, with a high near 62. Calm wind becoming west around 5 mph.
Saturday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 53.
Sunday
Cloudy, with a high near 64.
Sunday Night
Mostly cloudy, with a low around 54.
Monday
Partly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Mostly cloudy, with a high near 65.
Basemap Options
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Petersburg AK
56.81°N 132.95°W (Elev. 121 ft)
56.81°N 132.95°W (Elev. 121 ft)
4:10 am AKDT Jul 30, 2026
9am AKDT Jul 30, 2026-6pm AKDT Aug 5, 2026
Additional Resources
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Hourly Weather Forecast
