National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. this weekend

A Pacific storm system will continue to impact the Pacific Northwest through late Sunday. Heavy rainfall could lead to flash flooding, river and small stream flooding, as well as mudslides and debris flows, especially over burn scars. At higher elevations, strong winds and heavy snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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Current Conditions

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Petersburg AK

7 Day Forecast

For More Weather Information:

Juneau, AK Local Forecast Office

This
Afternoon

Heavy Rain Chance for Measurable Precipitation 70%

Heavy
Rain

High: 43 °F

Tonight

Showers Chance for Measurable Precipitation 90%

Showers

Low: 37 °F

Monday

Showers Chance for Measurable Precipitation 80%

Showers

High: 40 °F

Monday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 33 °F

Tuesday

Rain Chance for Measurable Precipitation 80%

Rain

High: 38 °F

Tuesday
Night

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

Low: 32 °F

Wednesday

Partly Sunny

Partly
Sunny

High: 33 °F

Wednesday
Night

Chance Snow

Chance
Snow

Low: 29 °F

Christmas
Day

Chance Rain/Snow

Chance
Rain/Snow

High: 35 °F

Detailed Forecast

  • This Afternoon Showers likely. The rain could be heavy at times. Cloudy, with a high near 43. Northeast wind around 10 mph. Chance of precipitation is 70%.
  • Tonight Showers. Patchy fog after midnight. Low around 37. Northeast wind 5 to 10 mph becoming southwest in the evening. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
  • Monday Showers. High near 40. South wind 10 to 15 mph becoming east in the afternoon. Chance of precipitation is 80%.
  • Monday Night Rain, mainly after midnight. Low around 33. Northeast wind around 15 mph. Chance of precipitation is 80%.
  • Tuesday Rain. High near 38. Northeast wind 15 to 20 mph. Chance of precipitation is 80%.
  • Tuesday Night A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.
  • Wednesday Partly sunny, with a high near 33.
  • Wednesday Night A chance of snow. Mostly cloudy, with a low around 29.
  • Christmas Day A chance of rain and snow. Cloudy, with a high near 35.
  • Thursday Night Rain likely. Cloudy, with a low around 29.
  • Friday Rain and snow likely. Cloudy, with a high near 36.
  • Friday Night A chance of rain and snow. Mostly cloudy, with a low around 29.
  • Saturday A chance of rain and snow. Mostly sunny, with a high near 35.