A strong area of high-pressure (1,031 millibars) will build over the Great Basin. This condition is expected produce moderate to fresh (13- to 24-mph) Santa Lucia (offshore) winds during the night and morning hours through Friday. These offshore winds could reach fresh to strong levels (25- to 31-mph) Wednesday morning. This offshore flow will produce clear chilly nights and warm sunny days. In fact, maximum temperatures in the coastal valleys will reach the low 80s by Wednesday, further warming to the mid-80s Thursday and Friday.
Persistent northwesterly (onshore) winds will allow night and morning marine low clouds to develop along the coastline this weekend. This condition will produce cooler daytime temperatures and warmer overnight lows. The marine layer will deepen Sunday night into next Monday producing mist, drizzle and overcast skies.
This morning’s 6- to 8-foot northwesterly (315-degree, deep-water) sea and swell (with a 5- to 11-second period) will decrease to 4- to 6-feet (with a 5- to 17-second period) this afternoon and will remain at this level but with a gradually shorter period through Wednesday.
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A 3- to 5-foot northwesterly (300-degree, deep-water) swell (with an 11- to 13-second period is forecast along our coastline Thursday into Friday morning. A 3- to 5-foot northwesterly (315-degree, deep-water) sea and swell (with a 5- to 11-second period) will develop along our coastline Friday afternoon and will remain at that level through next Monday.
Hurricane Vance off the coast of Mexico is forecast to move toward Baja California. At this time, it will be too far east to produce any swell along the Central Coast.
Super Typhoon Nuri, 750 miles southeast of Japan, is forecast to become extratropical as it moves toward the Aleutian Islands by next Monday.
If the storm develops as advertised, a high-energy swell event can be expected to arrive along the Central Coast on Nov 12.
Seawater temperatures will range from 57 to 61 degrees through the weekend.
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PG&E safety tip: Prepare and maintain an emergency kit with enough supplies to be self-sufficient for at least three days and preferably up to one week.