National Weather Service United States Department of Commerce

Active pattern for the Pacific Northwest this week while a coastal low takes aim on the Northeast later this week

Thunderstorms with heavy rainfall is forecast to bring 5 to 7 inches of rainfall, with localized heavier amounts, to the Pacific Northwest throughout the week. Across the higher mountain elevations, measurable snow is likely. The Northeast will also be the focus of showers and thunderstorms beginning mid-week as a coastal low meanders of the Mid-Atlantic coast.
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Last Update: 333 PM HST MON OCT 20 2014

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Alenuihaha Channel

Marine Zone Forecast





  • SynopsisTROPICAL STORM ANA IS CENTERED ABOUT 280 NM WEST SOUTHWEST OF LIHUE AT 200 PM HST...AND IS MOVING TOWARD THE WEST AT 6 KT. A SURFACE HIGH FAR NORTH OF THE ISLANDS WILL SHIFT TOWARD THE SOUTHEAST AT ABOUT 15 KT AND WEAKEN EARLY THIS WEEK.
  • Tonight East winds 15 kt. Wind waves 5 ft. Swell north 6 ft. Isolated showers in the evening. Scattered showers after midnight.
  • Tuesday East winds 10 kt. Wind waves 4 ft. Swell north 6 ft. Scattered showers.
  • Tuesday Night East winds 10 kt. Wind waves 3 ft. Swell north 4 to 5 ft. Scattered showers in the evening. Isolated showers after midnight.
  • Wednesday East winds 10 kt. Wind waves 2 ft or less. Swell north 3 to 4 ft. Isolated showers through the day.
  • Wednesday Night East winds 10 kt. Wind waves 2 ft or less. Swell north 3 ft. Isolated showers.
  • Thursday Northeast winds 15 kt. Wind waves 4 ft. Swell north 3 ft. Scattered showers in the morning. Isolated showers in the afternoon.
  • Thursday Night East winds 15 kt. Wind waves 5 ft. Swell north 3 ft. Isolated showers.
  • Friday East winds 15 kt. Wind waves 6 to 7 ft. Swell northwest 3 ft. Isolated showers.
  • Saturday East winds 10 kt. Wind waves 5 to 7 ft. Swell north 3 ft. Isolated showers.



Additional Forecasts and Information

Zone Area Forecast for Alenuihaha Channel
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