Expires:202512220300;;964506 FPAK57 PAJK 210955 ZFPAJK Alaska Zone Weather Forecast National Weather Service Juneau Alaska Issued by National Weather Service Juneau AK 1255 AM AKST Sun Dec 21 2025 Spot temperatures and probabilities of measurable precipitation are for today, tonight, and Monday. AKZ326-220300- Petersburg Borough- Including the city of Petersburg 1255 AM AKST Sun Dec 21 2025 ...EXTREME COLD WARNING IN EFFECT UNTIL NOON AKST MONDAY... .TODAY...Partly cloudy. Highs around 13. Northeast winds around 10 mph. .TONIGHT...Partly cloudy. Lows around 3. Northeast winds around 10 mph. .MONDAY...Partly cloudy. Highs around 11. Northeast winds around 10 mph. .MONDAY NIGHT...Mostly clear. Lows around 3. Northeast winds around 10 mph. .TUESDAY...Partly cloudy. Highs around 11. Northeast winds around 10 mph. .TUESDAY NIGHT...Partly cloudy. Lows around 6. .WEDNESDAY...Mostly clear. Highs around 19. .WEDNESDAY NIGHT...Partly cloudy. Lows around 11. .CHRISTMAS DAY...Mostly cloudy. Chance of snow. Highs around 19. .THURSDAY NIGHT...Snow likely. Lows around 15. .FRIDAY...Snow. Highs around 30. .FRIDAY NIGHT...Snow. Lows in the lower 20s. .SATURDAY...Snow. Highs in the lower 30s. && TEMPERATURE / PRECIPITATION Petersburg 12 1 10 / 0 0 0 $$