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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Last Update: 237 PM PDT TUE SEP 2 2014

View Nearby Observations

Coastal Waters from Point Reyes to Pigeon Point out to 10 nm

Marine Zone Forecast





  • SynopsisNORTHWEST WINDS ARE DIMINISHING OVER THE COASTAL WATERS TODAY AS A THERM THROUGH DEVELOPS NEAR THE COAST.
  • Tonight SW winds 10 kt. Wind waves 2 ft or less. NW swell 3 to 5 ft at 9 seconds and SW 3 ft at 14 seconds. Patchy fog after midnight.
  • Wed S winds 10 kt. Wind waves 2 ft or less. NW swell 4 to 6 ft at 10 seconds and SW 3 ft at 14 seconds. Patchy fog in the morning.
  • Wed Night S winds 10 kt. Wind waves 2 ft or less. NW swell 4 to 6 ft at 10 seconds and SW 3 ft at 14 seconds. Patchy fog after midnight.
  • Thu S winds 10 kt. Wind waves 2 ft or less. NW swell 3 to 5 ft at 10 seconds and SW 3 to 4 ft at 21 seconds. Patchy fog in the morning.
  • Thu Night S winds 10 kt. Wind waves 2 ft or less. NW swell 3 to 5 ft at 10 seconds and SW 3 to 4 ft at 20 seconds. Patchy fog after midnight.
  • Fri SW winds 5 to 15 kt. Wind waves 1 to 3 ft. NW swell 3 to 5 ft and SW 3 to 5 ft. Patchy fog.
  • Sat W winds 10 kt. Wind waves 2 ft or less. NW swell 2 to 4 ft and SW 3 to 5 ft. Patchy fog.
  • Sun W winds 10 kt. Wind waves 2 ft or less. Mixed swell NW 3 to 5 ft and SW 3 to 5 ft. Patchy fog.

    .....san francisco bar/fourfathom bank forecast.....

    in the deep water channel...combined seas 4 to 5 feet with a dominant swell period of 12 seconds.

    across the bar...combined seas 4 to 6 feet with a dominant swell period of 12 seconds. Maximum ebb current of 1.7 knots at 09:41 pm tuesday and 1 knots at 11:42 am wednesday.




.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...COMBINED SEAS 4 TO 5 FEET WITH A DOMINANT SWELL PERIOD OF 12 SECONDS. ACROSS THE BAR...COMBINED SEAS 4 TO 6 FEET WITH A DOMINANT SWELL PERIOD OF 12 SECONDS. MAXIMUM EBB CURRENT OF 1.7 KNOTS AT 09:41 PM TUESDAY AND 1 KNOTS AT 11:42 AM WEDNESDAY.

Additional Forecasts and Information

Zone Area Forecast for Coastal Waters from Point Reyes to Pigeon Point out to 10 nm
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