National Weather Service United States Department of Commerce

The flash flooding threat will begin moving east out of the Plains into the Upper Midwest and Great Lakes on Thursday

Flash flooding will continue to be possible on Thursday but will begin moving out of the central and northern Plains. The area of concern will be the Upper Midwest edging into the the eastern Great Lakes region. 1 to 2 inches of rainfall will be possible into Friday.
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Last Update: 926 AM HST WED AUG 27 2014

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Alenuihaha Channel

Marine Zone Forecast





  • SynopsisHIGH PRESSURE FAR NORTH OF THE STATE WILL REMAIN NEARLY STATIONARY THROUGH THE WEEKEND. A LOW FAR TO THE NORTHEAST WILL PASS FAR NORTH OF THE AREA...WEAKENING THE TRADES OVER THE STATE LATE IN THE WEEK.
  • Rest Of Today Northeast winds 20 kt. Wind waves 7 ft. Isolated showers.
  • Tonight Northeast winds 15 kt. Wind waves 6 ft. Isolated showers.
  • Thursday Northeast winds 15 kt. Wind waves 6 ft. South swell 4 ft. Swell east 3 to 4 ft. Isolated showers in the morning.
  • Thursday Night Northeast winds 15 kt. Wind waves 4 ft. Mixed swell south 4 ft and east 4 ft.
  • Friday Northeast winds 10 kt. Wind waves 4 ft. Mixed swell south 4 ft and east 4 ft.
  • Friday Night East winds 15 kt. Wind waves 4 ft. Mixed swell south 4 ft and east 4 ft. Isolated showers after midnight.
  • Saturday East winds 15 kt. Wind waves 4 to 5 ft. Mixed swell south 3 to 4 ft and east 3 to 4 ft.
  • Sunday East winds 15 kt. Wind waves 4 to 5 ft. Mixed swell south 3 ft and east 3 ft. Isolated showers.



Additional Forecasts and Information

Zone Area Forecast for Alenuihaha Channel
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