National Weather Service United States Department of Commerce

Severe weather possible for parts of eastern U.S.

The NWS Storm Prediction Center is forecasting a risk of severe thunderstorms Tuesday afternoon & evening across parts of the Ohio Valley, Appalachians & eastern Great Lakes, from eastern Kentucky northeastward to central New York. The main threat will be strong, damaging wind gusts. Isolated strong to severe storms will also be possible across parts of the southern Plains & lower Miss. Valley.
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Hazardous Weather Conditions

Last Update: 334 PM EDT TUE SEP 2 2014

View Nearby Observations

Coastal waters from Cape Henlopen to Fenwick Island DE out 20 nm

Marine Zone Forecast





  • SynopsisA COLD FRONT WILL CROSS THE REGION TONIGHT. HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE WEST AND PERSIST THROUGH FRIDAY. ANOTHER COLD FRONT WILL CROSS THE REGION ON SATURDAY AND THEN STALL TO THE SOUTH OF OUR AREA. HIGH PRESSURE WILL BUILD ACROSS THE GREAT LAKES REGION AND THEN SLIDE ACROSS TO THE NORTH OF THE REGION EARLY NEXT WEEK.
  • Tonight SW winds 10 to 15 kt...becoming W after midnight. Seas 2 to 4 ft. Mainly in S swell with a dominant period of 7 seconds. isolated showers and tstms early this evening...then scattered showers and tstms late this evening and early morning. Isolated showers late.
  • Wed W winds 5 to 10 kt. Seas 2 to 3 ft. Mainly in S swell with a dominant period of 7 seconds.
  • Wed Night S winds around 5 kt. Seas around 2 ft. Mainly in SE swell with a dominant period of 9 seconds.
  • Thu SE winds 5 to 10 kt. Seas around 2 ft. Mainly in SE swell with a dominant period of 9 seconds in the morning...becoming light.
  • Thu Night S winds 5 to 10 kt. Seas around 2 ft.
  • Fri S winds 5 to 10 kt. Seas around 2 ft.
  • Fri Night S winds around 10 kt. Seas around 2 ft.
  • Sat SW winds 5 to 10 kt...becoming NW after midnight. Seas 2 to 3 ft. A chance of showers and tstms.
  • Sun NE winds 5 to 10 kt. Seas 2 to 4 ft. A chance of tstms in the morning. A chance of showers.

    winds and seas higher in and near tstms.




WINDS AND SEAS HIGHER IN AND NEAR TSTMS.

Additional Forecasts and Information

Zone Area Forecast for Coastal waters from Cape Henlopen to Fenwick Island DE out 20 nm
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