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: 313 AM PDT SAT AUG 30 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 OFF THE NORTHERN CALIFORNIA COAST WILL BRING MODERATE NORTHWEST WINDS THROUGH MONDAY. WINDS WILL DECREASE TUESDAY AND WEDNESDAY AS THERMAL TROUGH SHIFTS TO THE COAST.
  • Today NW winds 10 to 20 kt. Wind waves 2 to 4 ft. Mixed swell NW 3 to 5 ft at 7 seconds and S 3 ft at 11 seconds. Patchy fog in the morning.
  • Tonight NW winds 20 to 30 kt. Wind waves 4 to 7 ft. NW swell 4 to 6 ft at 8 seconds and SW 3 ft at 16 seconds. Patchy fog after midnight.
  • Sun NW winds 20 to 30 kt. Wind waves 4 to 7 ft. NW swell 4 to 6 ft at 8 seconds and SW 3 to 5 ft at 16 seconds. Patchy fog in the morning.
  • Sun Night NW winds 20 to 30 kt. Wind waves 4 to 7 ft. NW swell 4 to 6 ft at 9 seconds and SW 3 ft at 15 seconds. Patchy fog after midnight.
  • Labor Day NW winds 15 to 25 kt...decreasing to 5 to 15 kt. Wind waves 4 to 7 ft...decreasing to 3 to 4 ft. NW swell 3 to 5 ft at 9 seconds and SW 3 ft at 15 seconds. Patchy fog in the morning. Patchy fog after midnight.
  • Tue W winds 5 to 15 kt. Wind waves 1 to 3 ft...becoming 2 ft or less. NW swell 3 to 5 ft and SW 3 ft. Patchy fog.
  • Wed W winds 10 kt. Wind waves 2 ft or less. NW swell 3 to 5 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 1.4 knots at 07:36 am saturday and 2 knots at 07:05 pm 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 1.4 KNOTS AT 07:36 AM SATURDAY AND 2 KNOTS AT 07:05 PM 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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