| National Weather Service Forecast for:
Petersburg AK Issued by: National Weather Service Juneau, AK |
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| Updated: 9:41 pm AKST Nov 1, 2026 | ||||||||||||||||||
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| Tonight |
A 30 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 36. Southeast wind around 5 mph becoming calm after midnight. |
| Monday |
A slight chance of rain between 9am and 3pm. Partly sunny, with a high near 43. Southeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 20%. |
| Monday Night |
A 20 percent chance of rain after 3am. Patchy fog before 3am. Otherwise, mostly cloudy, with a low around 36. Calm wind becoming east around 5 mph. |
| Tuesday |
Rain, mainly after 3pm. High near 46. East wind 5 to 10 mph. Chance of precipitation is 80%. |
| Tuesday Night |
Rain. Low around 41. East wind around 10 mph. Chance of precipitation is 100%. |
| Wednesday |
Rain. High near 46. Chance of precipitation is 100%. |
| Wednesday Night |
Rain. Low around 39. Chance of precipitation is 90%. |
| Thursday |
Rain. Cloudy, with a high near 46. |
| Thursday Night |
Rain. Cloudy, with a low around 37. |
| Friday |
Rain. Cloudy, with a high near 44. |
| Friday Night |
Rain. Cloudy, with a low around 36. |
| Saturday |
Rain. Cloudy, with a high near 44. |
| Saturday Night |
Rain. Cloudy, with a low around 33. |
| Sunday |
Rain. Cloudy, with a high near 42. |
Forecast from NOAA-NWS for Petersburg AK.
