National Weather Service United States Department of Commerce

On Saturday, severe weather will be possible across portions of the northern Plains while dry and hot conditions begin returning to the West.

Severe weather is possible over parts of the northern Plains on Saturday. During the late afternoon and early evening hours, large hail and isolated tornadoes will be the primary threats with damaging winds becoming the greatest threat in the late evening hours. Out west, hot and dry conditions begin to return bringing increased heat dangers and fire weather concerns.
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Last Update: 247 PM PDT FRI AUG 29 2014

View Nearby Observations

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

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY AFTERNOON...



  • SynopsisHIGH PRESSURE WILL BUILD OFF THE NORTHERN CALIFORNIA COAST RESULTING IN INCREASING NORTHWEST WINDS THAT WILL LAST THROUGH EARLY NEXT WEEK. RESIDUAL SOUTHERLY SWELL FROM HURRICANE MARIE WILL CONTINUE TO DIMINISH.
  • Tonight NW winds 15 to 25 kt. Wind waves 3 to 6 ft. Mixed swell NW 3 to 5 ft at 8 seconds and S 3 to 4 ft at 10 seconds. Patchy fog after midnight.
  • Sat NW winds 15 to 25 kt. Wind waves 3 to 6 ft. Mixed swell NW 3 to 5 ft at 7 seconds and S 3 ft at 10 seconds. Patchy fog in the morning.
  • Sat Night NW winds 15 to 25 kt. Wind waves 3 to 6 ft. NW swell 4 to 6 ft at 8 seconds and SW 3 ft at 16 seconds. Patchy fog after midnight.
  • Sun NW winds 15 to 25 kt. Wind waves 3 to 6 ft. NW swell 5 to 7 ft at 9 seconds and SW 3 to 5 ft at 16 seconds. Patchy fog in the morning.
  • Sun Night NW winds 15 to 25 kt. Wind waves 3 to 6 ft. NW swell 6 to 8 ft at 9 seconds and SW 3 ft at 15 seconds. Patchy fog after midnight.
  • Labor Day NW winds 15 to 25 kt. Wind waves 3 to 6 ft. NW swell 5 to 7 ft and SW 3 ft. Patchy fog.
  • Tue SW winds 10 kt. Wind waves 2 ft or less. NW swell 4 to 6 ft and SW 3 ft. Patchy fog.
  • Wed W winds 10 kt. Wind waves 2 ft or less. NW swell 4 to 6 ft and SW 3 ft. Patchy fog.

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

    in the deep water channel...combined seas 5 to 6 feet with a dominant swell period of 12 seconds.

    across the bar...combined seas 5 to 7 feet with a dominant swell period of 12 seconds. Maximum ebb current of 1.9 knots at 06:32 pm friday and 1.4 knots at 07:36 am saturday.




.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...COMBINED SEAS 5 TO 6 FEET WITH A DOMINANT SWELL PERIOD OF 12 SECONDS. ACROSS THE BAR...COMBINED SEAS 5 TO 7 FEET WITH A DOMINANT SWELL PERIOD OF 12 SECONDS. MAXIMUM EBB CURRENT OF 1.9 KNOTS AT 06:32 PM FRIDAY AND 1.4 KNOTS AT 07:36 AM SATURDAY.

Additional Forecasts and Information

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