Category: San Francisco

West Coast Wind Blog: Why so many Bay Area eddies this season. Part One

Part one of this blog below is about the smaller eddies mostly in the Bodega to Golden Gate area that have been so common during the 2019 summer season. These eddies often totally or partially die in the afternoon making

West Coast Wind Blog: Why are eddy forecasts so hard

by Mike Godsey, mike@iwindsurf.com Backcast: ┬áPt. Isabel low to mid 20’s was clearly stronger than the mid to upper-teens I forecast! Why can’t we forecast such strong eddy winds reliably? Just take a look at this hourly animation of the

West Coast Wind Blog: Elongated eddy from San Diego to past San Francisco

West Coast Wind Blog: Eddy what eddy? Trying to forecast the invisible.

by Mike Godsey, mike@iwindsurf.com As you all know the location, thickness and movement of the marine layer clouds are critical in making the winds at every site in the San Francisco Bay Area. The same is true in forecasting. The

West Coast Wind Blog: Inside Golden Gate wind rages while calm just outside.

by Mike Godsey, iwindsurf.com/ikitesurf.com, mikeATwindsurf.com I took the helicopter photo in my banner above on a day when it was nearly calm at Pt. Diablo just outside the Golden Gate’s north tower. But the strong NW aloft were buffeting the

West Coast Wind Blog: Customer asks a leading question about the San Francisco gusty 2019 season.

by Mike Godsey, mikeATiwindsurf.com mac wrote: “So why is this the gustiest season of memory? NW winds have always been gusty, but now the SW winds are as well.” Hi Mac, Simple answer… This season we have often had: 1.

West Coast Wind Blog: Weird things happen to marine layer clouds when there is no inversion… but no chicken little forecast here!

by Mike Godsey, mike@iwindsurf.com So it was mid-day and hour after my 11:30 AM forecast update for the San Francisco Bay Area when the messages from customers started arriving: The first was from boggsman1 From: boggsman1 To: windfind Posted: 26

West Coast Wind Blog: Battle Royale… North Pacific High’s surface NW winds vs. Southerly eddy winds!

by Mike Godsey, mikeATiwindsurf.com The battle is on! There is a tiny eddy near Stinson and a larger ribbon like eddy running from the Golden Gate to Santa Cruz creating southerly ocean winds near shore. Meanwhile, very strong NW winds

West Coast Wind Blog: Eddy dies, North Pacific High rules…briefly.

by Mike Godsey, mikeATiwindsurf.com In this El Nino year, the average storm track is further southward and this more southerly pathway of the upper-level winds has often caused the isobars of the North Pacific High to move and often anchor

West Coast Wind Blog: San Francisco’s Elongated Eddy Pattern

by Mike Godsey, mikeATiwindsurf.com Perhaps you noticed that our wind patterns keep on changing as the pattern of upper-level winds change. One new feature that is appearing is nagging long thin eddies that run along the coast creating southerly flow

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