National Weather Service United States Department of Commerce

Oppressive heat and humidity building into the central and southeast U.S.

A heat wave is building into parts of the central and southeast U.S. this week. The combination of heat and humidity will lead to dangerous heat indices, especially in parts of the central Mississippi River Valley where an Excessive Heat Warning is in effect. Heat Advisories are in effect elsewhere across the region. Relief is not expected for several days.
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Last Update: 1215 AM EDT THU AUG 21 2014

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Coastal waters from Cape Charles Light VA to NC VA border out 20 nm

Marine Zone Forecast





  • SynopsisA WARM FRONT APPROACHES THE WATERS TONIGHT...STALLING NEAR THE WATERS ON THURSDAY. LOW PRESSURE DEVELOPS OVER THE WATERS THURSDAY NIGHT AND FRIDAY. A BACKDOOR COLD FRONT DROPS OVER THE WATERS FRIDAY INTO FRIDAY NIGHT. IN WAKE OF THE FRONT...HIGH PRESSURE OVER THE NORTHEAST RIDGES OVER THE WATERS THROUGH EARLY NEXT WEEK.
  • Rest Of Tonight SE winds 5 to 10 kt. Seas 2 to 3 ft... Mainly NE swell with a dominant period of 6 seconds.
  • Thu SE winds 5 to 10 kt. Seas 2 ft...mainly NE swell with a dominant period of 6 seconds. A slight chance of showers and tstms.
  • Thu Night S winds 5 to 10 kt...becoming SW after midnight. Seas 2 ft. A chance of showers and tstms.
  • Fri W winds 5 kt...becoming N in the afternoon. Seas 2 ft. A chance of showers and tstms in the afternoon.
  • Fri Night NE winds 5 to 10 kt. Seas 2 ft. A chance of showers and tstms.
  • Sat NE winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers and tstms.
  • Sat Night NE winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers and tstms in the evening.
  • Sun NE winds 10 to 15 kt. Seas 4 to 5 ft.
  • Sun Night NE winds 10 to 15 kt. Seas 4 to 5 ft.
  • Mon NE winds 10 to 15 kt. Seas 4 to 5 ft.

    winds and seas higher and visibilities lower in and near tstms.




WINDS AND SEAS HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.

Additional Forecasts and Information

Zone Area Forecast for Coastal waters from Cape Charles Light VA to NC VA border out 20 nm
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