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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Petersburg AK

Marine Point Forecast [NOTICE]

This
Afternoon

Showers Likely

NE 10kt
< 1ft

High: 42 °F

Tonight

Showers

SW 10kt
< 1ft

Low: 35 °F

Monday

Scattered Showers

E 10kt
< 1ft

High: 42 °F

Monday
Night

Scattered Showers

ENE 10kt
< 1ft

Low: 34 °F

Tuesday

Chance Rain

ENE 10kt
< 1ft

High: 38 °F

Tuesday
Night

Chance Rain

NE 10kt
< 1ft

Low: 30 °F

Wednesday

Partly Sunny

Light Wind
< 1ft

High: 34 °F

Wednesday
Night

Chance Snow

NE 10kt
< 1ft

Low: 28 °F

Christmas
Day

Snow Likely

NE 10kt
< 1ft

High: 35 °F

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:27 pm AKST Dec 21, 2014
Forecast Valid: 4pm AKST Dec 21, 2014-6pm AKST Dec 27, 2014

View Nearby Observations

Detailed Forecast

WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT THE AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WINDWAVE AND SWELL HEIGHT.

  • SynopsisA WEAK LOW WILL MOVE NORTHEAST ACROSS THE SOUTHERN PANHANDLE THROUGH SUNDAY NIGHT. A STRONG DEVELOPING GALE FORCE LOW WILL MOVE NORTHEAST TO MOVE OVER PRINCE OF WALES ISLAND TUESDAY.
  • This Afternoon NE wind around 10 kt. Showers likely. Seas 1 ft or less.
  • Tonight SW wind 5 to 10 kt. Showers. Patchy fog after midnight. Seas 1 ft or less.
  • Monday S wind around 10 kt becoming E in the afternoon. Scattered showers. Seas 1 ft or less.
  • Monday Night ENE wind around 10 kt. Scattered showers before midnight, then a chance of rain after midnight. Seas 1 ft or less.
  • Tuesday ENE wind 5 to 10 kt. A chance of rain. Seas 1 ft or less.
  • Tuesday Night ENE wind 5 to 10 kt becoming N after midnight. A chance of rain before midnight. Seas 1 ft or less.
  • Wednesday Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.
  • Wednesday Night NE wind 5 to 10 kt. A chance of snow. Seas 1 ft or less.
  • Christmas Day NE wind around 10 kt. Snow likely. Seas 1 ft or less.
*Notices:
  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.