National Weather Service Forecast for: Petersburg AK
Issued by: National Weather Service Juneau, AK
Updated: 6:18 pm AKDT Jun 14, 2025
 
Tonight

Tonight: Partly cloudy, with a low around 47. Northeast wind around 5 mph becoming calm.
Partly Cloudy

 Sunday

Sunday: Isolated showers after 1pm. Partly sunny, with a high near 62. Calm wind becoming southeast around 5 mph. Chance of precipitation is 20%.
Partly Sunny
then Isolated
Showers
 Sunday
Night
Sunday Night: A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 48. Southeast wind around 5 mph becoming calm.
Chance
Showers
 Monday

Monday: Rain. High near 58. Southeast wind around 5 mph. Chance of precipitation is 90%.
Rain

 Monday
Night
Monday Night: Rain, mainly before 10pm. Low around 48. East wind 5 to 10 mph. Chance of precipitation is 80%.
Rain then
Chance Rain
 Tuesday

Tuesday: A 40 percent chance of rain before 4pm. Partly sunny, with a high near 62.
Chance Rain

 Tuesday
Night
Tuesday Night: A 30 percent chance of rain after 1am. Cloudy, with a low around 49.
Mostly Cloudy
then Chance
Rain
 Wednesday

Wednesday: A chance of rain. Cloudy, with a high near 67.
Chance Rain

 Wednesday
Night
Wednesday Night: A chance of rain. Mostly cloudy, with a low around 48.
Chance Rain
Lo 47 °F Hi 62 °F Lo 48 °F Hi 58 °F Lo 48 °F Hi 62 °F Lo 49 °F Hi 67 °F Lo 48 °F

 

Tonight
 
 Partly cloudy, with a low around 47. Northeast wind around 5 mph becoming calm.
Sunday
 
 Isolated showers after 1pm. Partly sunny, with a high near 62. Calm wind becoming southeast around 5 mph. Chance of precipitation is 20%.
Sunday Night
 
 A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 48. Southeast wind around 5 mph becoming calm.
Monday
 
 Rain. High near 58. Southeast wind around 5 mph. Chance of precipitation is 90%.
Monday Night
 
 Rain, mainly before 10pm. Low around 48. East wind 5 to 10 mph. Chance of precipitation is 80%.
Tuesday
 
 A 40 percent chance of rain before 4pm. Partly sunny, with a high near 62.
Tuesday Night
 
 A 30 percent chance of rain after 1am. Cloudy, with a low around 49.
Wednesday
 
 A chance of rain. Cloudy, with a high near 67.
Wednesday Night
 
 A chance of rain. Mostly cloudy, with a low around 48.
Juneteenth
 
 A chance of rain. Mostly sunny, with a high near 71.
Thursday Night
 
 Partly cloudy, with a low around 48.
Friday
 
 Sunny, with a high near 68.
Friday Night
 
 Mostly clear, with a low around 50.
Saturday
 
 Sunny, with a high near 71.

 

Forecast from NOAA-NWS for Petersburg AK.