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.
4NM ENE Passage Canal AK
Marine Point Forecast [NOTICE]
High and low forecast temperature values represent air temperature.
Water temperature forecast is experimental.
Associated Zone Forecast which includes this point
Last Update: 8:53 am AKST Dec 21, 2014
Forecast Valid: 10am AKST Dec 21, 2014-6pm AKST Dec 27, 2014
WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION
EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST
ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT.
- SynopsisA 979 MB LOW NEAR PRINCE WILLIAM SOUND WILL MOVE OVER THE KENAI
PENINSULA THIS MORNING WHILE WEAKENING TO 986 MB. THE LOW THEN
ELONGATES AND BECOMES COMPLEX WITH MULTIPLE LOW CENTERS OVER THE
WESTERN GULF OF ALASKA. A 977 MB LOW MOVES TO 350 NM SOUTH OF
YAKUTAT LATE MON.
- Today Variable winds 5 kt or less. Rain. Seas 1 ft or less.
- Tonight Variable winds 5 kt or less. Rain. Seas 1 ft or less.
- Monday Variable winds 5 kt or less. Rain. Seas 1 ft or less.
- Monday Night Variable winds 5 kt or less. Rain showers likely before 3am, then scattered snow showers. Seas 1 ft or less.
- Tuesday Variable winds 5 kt or less. Snow showers likely, mainly before noon. Seas 1 ft or less.
- Tuesday Night Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
- Wednesday Variable winds 5 kt or less. A chance of snow showers. Seas 1 ft or less.
- Wednesday Night ENE wind 5 to 10 kt. A chance of snow showers. Seas 1 ft or less.
- Christmas Day Variable winds 5 kt or less. A chance of snow showers. Seas 1 ft or less.
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.
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.
HOURLY WEATHER GRAPH
NATIONAL DIGITAL FORECAST DATABASE