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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Last Update: 910 AM EST SUN DEC 21 2014

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Charleston Harbor

Marine Zone Forecast





  • SynopsisUNSETTLED WEATHER IS EXPECTED TODAY THROUGH TUESDAY NIGHT AS SEVERAL DISTURBANCES MOVE OVER THE REGION. A STRONG COLD FRONT WILL THEN APPROACH FROM THE WEST ON WEDNESDAY...THEN SHIFT THROUGH THE AREA WEDNESDAY AFTERNOON INTO EARLY WEDNESDAY NIGHT. DRY HIGH PRESSURE WILL THEN SETTLE OVER THE SOUTHEAST INTO THE WEEKEND.
  • Rest Of Today NE winds 10 kt. Occasional rain.
  • Tonight NE winds 10 to 15 kt. Rain. Patchy fog.
  • Mon N winds 5 to 10 kt. Patchy fog in the morning. Rain likely... Mainly in the morning.
  • Mon Night NE winds 5 kt. A chance of rain. Patchy fog.
  • Tue E winds 5 kt. Patchy fog in the morning. A chance of rain in the morning...then showers with a slight chance of tstms in the afternoon.
  • Tue Night SE winds 5 to 10 kt. Showers with a slight chance of tstms.
  • Wed S winds 10 to 15 kt. Showers with a slight chance of tstms.
  • Wed Night SW winds 15 kt. A chance of showers with a slight chance of tstms.
  • Thu W winds 10 to 15 kt.
  • Thu Night W winds 5 to 10 kt.

    mariners are reminded that winds and waves can be higher in and near tstms.

    unless otherwise noted...waves 1 foot or less.

    charleston harbor water temperature...55 degrees.




MARINERS ARE REMINDED THAT WINDS AND WAVES CAN BE HIGHER IN AND NEAR TSTMS. UNLESS OTHERWISE NOTED...WAVES 1 FOOT OR LESS. CHARLESTON HARBOR WATER TEMPERATURE...55 DEGREES.

Additional Forecasts and Information

Zone Area Forecast for Charleston Harbor
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