Nearby Harbors
56.8150’ N, 132.9570’ W

Petersburg, AK

57°
H -°
L 48°
ENE
1mph
High tide
10:01 pm
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Petersburg, AK Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Sun
Sep 6 		Clouds Early/Clearing Late
Close Hourly 		-º / 48º 20% SE 2 mph 93%
9pm Cloudy 57º 2% ENE 1 mph 85%
10pm Cloudy 56º 2% SSE 1 mph 86%
11pm Cloudy 54º 3% S 1 mph 90%
Mon
Sep 7 		Cloudy
View Hourly 		61º / 52º 20% E 4 mph 82%
12am Mostly Cloudy 53º 3% SSE 2 mph 92%
1am Mostly Cloudy 52º 3% SE 1 mph 94%
2am Partly Cloudy 52º 3% SSE 1 mph 96%
3am Partly Cloudy 52º 3% SE 1 mph 95%
4am Partly Cloudy 50º 9% E 1 mph 97%
5am Mostly Cloudy 50º 9% ESE 1 mph 99%
6am Cloudy 49º 21% SSE 1 mph 100%
7am Cloudy 50º 21% NE 0 mph 99%
8am Cloudy 53º 8% E 0 mph 94%
9am Mostly Cloudy 54º 7% E 1 mph 90%
10am Cloudy 55º 9% ENE 2 mph 87%
11am Cloudy 57º 4% ENE 2 mph 83%
12pm Cloudy 58º 4% ENE 3 mph 81%
1pm Cloudy 59º 5% E 3 mph 79%
2pm Cloudy 59º 8% E 3 mph 76%
3pm Cloudy 60º 6% E 3 mph 74%
4pm Cloudy 60º 3% ESE 4 mph 73%
5pm Cloudy 60º 4% ESE 3 mph 74%
6pm Cloudy 59º 5% SE 3 mph 76%
7pm Cloudy 58º 6% SE 3 mph 79%
8pm Cloudy 57º 7% SSE 2 mph 84%
9pm Cloudy 56º 11% SSE 2 mph 88%
10pm Cloudy 55º 10% SSE 2 mph 89%
11pm Cloudy 55º 24% SSE 2 mph 90%
Tue
Sep 8 		Rain
View Hourly 		56º / 53º 100% ESE 7 mph 97%
12am Cloudy 54º 24% SSE 2 mph 91%
1am Cloudy 54º 18% SSE 2 mph 92%
2am Cloudy 53º 24% SSE 2 mph 95%
3am Few Showers 54º 30% SE 2 mph 94%
4am Showers 53º 56% SE 2 mph 96%
5am Showers 53º 55% SE 2 mph 96%
6am Showers 53º 41% SE 2 mph 96%
7am Cloudy 53º 16% ESE 2 mph 97%
8am Showers 54º 41% ESE 2 mph 98%
9am Light Rain 54º 64% ESE 4 mph 96%
10am Light Rain 54º 71% ESE 5 mph 97%
11am Rain 55º 75% ESE 5 mph 97%
12pm Light Rain 55º 69% ESE 6 mph 96%
1pm Rain 55º 72% ESE 6 mph 98%
2pm Rain 55º 86% SE 6 mph 97%
3pm Rain 55º 91% ESE 6 mph 98%
4pm Rain 55º 100% ESE 6 mph 99%
5pm Rain 55º 100% ESE 6 mph 98%
6pm Rain 55º 100% SE 6 mph 96%
7pm Rain 55º 100% SE 6 mph 96%
8pm Rain 55º 100% SE 5 mph 97%
Wed
Sep 9 		Rain 56º / 48º 93% SE 6 mph 89%
Thu
Sep 10 		AM Clouds/PM Sun 58º / 45º 24% ENE 4 mph 86%
Fri
Sep 11 		Mostly Sunny 65º / 45º 7% NE 5 mph 69%
Sat
Sep 12 		Mostly Sunny 66º / 47º 5% NE 3 mph 66%
Sun
Sep 13 		Partly Cloudy 63º / 48º 10% NE 4 mph 75%

Weather Radar for Petersburg, AK See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Petersburg, AK

Tonight
Low : 50ºF
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Labor Day
High : 62ºF
Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.
Monday Night
Low : 52ºF
Variable winds 5 kt or less. Rain likely, mainly after 1am. Seas around 1 ft.
Tuesday
High : 58ºF
Variable winds 5 kt or less. Rain. Seas around 1 ft.
Tuesday Night
Low : 52ºF
SSE wind 5 to 10 kt. Rain. The rain could be heavy at times. Seas around 2 ft.
Wednesday
High : 58ºF
Variable winds 5 kt or less. Rain. Seas around 1 ft.
Wednesday Night
Low : 49ºF
Variable winds 5 kt or less. Rain likely, mainly before 7pm. Patchy fog after 10pm. Seas 1 ft or less.
Thursday
High : 60ºF
Variable winds 5 kt or less. A chance of rain. Seas 1 ft or less.
Thursday Night
Low : 48ºF
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

NOAA Buoy Data Near Petersburg, AK See Map

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    Wind Speed Forecast for Petersburg, AK

    MondayTuesdayWednesday
    Wind Speed (MPH) 111133222466
    5am9am1pm5pm9pm1am5am9am1pm5pm9pm1am
    MPH 111133222466
    DIR ENESEESEEEESESSESSESEESEESEESE

    Current Weather Conditions In Petersburg, AK

    As Of: 32 minutes ago

    • 57ºF
    • 57ºF
    • 1mph
    • 0º (ENE)
    • 1mph
    • Cloudy
    • 10mi
    • 30.04"
    • 85%
    • 0ºF

    The weather right now in Petersburg, AK is Cloudy. The current temperature is 57°F, and the expected high and low for today, Sunday, September 6, 2026, are -° high temperature and 48°F low temperature. The wind is currently blowing at 1 miles per hour, and coming from the East Northeast. The wind is gusting to 1 mph. With the wind and the atmosphere the temperature feels like 57° Fahrenheit. Expected precipitation is 2 percent, with current humidity at 85 percent, and air pressure at 30.04 in. Visibility is 10 nautical miles. There are no current weather alert(s).

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