| NWS Forecast for: Petersburg Borough Issued by: National Weather Service Juneau, AK Last Update: 217 PM AKDT Fri Jun 5 2026 | |
| Tonight: Mostly cloudy. Rain showers likely early in the evening, then chance of rain showers. Patchy dense fog late. Lows in the mid 40s. Light winds. Saturday: Mostly cloudy. Chance of rain showers. Highs in the upper 50s. Southeast winds around 10 mph. Saturday Night: Cloudy. Chance of rain showers. Patchy fog late. Lows in the upper 40s. Light winds. Sunday: Mostly cloudy. Chance of rain showers. Highs 56 to 62. Southeast winds around 10 mph. Sunday Night: Mostly cloudy. Slight chance of rain showers in the evening. Lows in the upper 40s. Southeast winds around 10 mph. Monday: Mostly cloudy. Highs 60 to 66. Monday Night: Mostly cloudy. Chance of rain showers. Lows in the upper 40s. Tuesday: Mostly cloudy. Chance of rain showers. Highs 60 to 66. Tuesday Night: Mostly cloudy. Chance of rain showers. Lows in the upper 40s. Wednesday: Mostly cloudy. Chance of rain showers. Highs 60 to 66. Wednesday Night: Mostly cloudy. Chance of rain showers. Lows in the upper 40s. Thursday: Mostly cloudy. Highs 61 to 67. Thursday Night: Cloudy. Chance of rain showers. Lows in the upper 40s. Friday: Cloudy. Chance of rain showers. Highs 61 to 67. | |
| Zone Forecast: Petersburg Borough | |
Visit your local NWS office at: https://www.weather.gov/Juneau |