National Weather Service United States Department of Commerce

Unseasonably cold temperatures spreading into central U.S.

A strong cold front will usher a much colder air mass into the central and eastern U.S. for the end of the work week. Temperatures will be 10 to 20 degrees below average in some areas. Rain and snow will be possible across the Great Lakes on Friday as the system crosses the area. Heavy snow is possible in the central Appalachians Friday night.
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Last Update: 330 AM HST FRI OCT 31 2014

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Alenuihaha Channel

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM HST SUNDAY...



  • SynopsisA DISSIPATING COLD FRONT NEAR KAUAI WILL STALL AND CONTINUE TO WEAKEN NEAR OAHU TODAY. HIGH PRESSURE MOVING EAST ACROSS THE NORTH PACIFIC WILL KEEP STRONG TRADE WINDS AND ROUGH SEAS PERSISTING BEFORE CONDITIONS BEGIN TO IMPROVE OVER THE WEEKEND.
  • Today East winds to 25 kt. Wind waves 11 ft. North swell 5 ft. Scattered showers in the morning...then isolated showers in the afternoon.
  • Tonight East winds to 25 kt. Wind waves 11 ft. North swell 6 ft. Scattered showers in the evening. Isolated showers after midnight.
  • Saturday East winds to 25 kt. Wind waves 11 ft. North swell 4 ft. Isolated showers.
  • Saturday Night East winds to 25 kt. Wind waves 10 ft. North swell 3 ft. Isolated showers in the evening...then scattered showers after midnight.
  • Sunday East winds 20 kt. Wind waves 9 ft. North swell 3 ft until late afternoon. Scattered showers.
  • Sunday Night East winds 20 kt. Wind waves 8 ft. Scattered showers in the evening...then isolated showers after midnight.
  • Monday East winds 20 kt. Wind waves 6 to 8 ft. Northwest swell 3 ft. Isolated showers.
  • Tuesday East winds 20 kt. Wind waves 7 to 8 ft. Northwest swell 4 ft. Isolated showers.



Additional Forecasts and Information

Zone Area Forecast for Alenuihaha Channel
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