Category: San Francisco

by Mike Godsey, mikeATiwindsurf.com On the California coast we are used to seeing lots of weird fog phenomenon fog falls, razor-thin fog banks, hard-topped fog banks, fast appearing and disappearing fog masses. But is rare to see a star like …

West Coast Wind Blog: Star like fog pattern. Read More »

by Mike Godsey, mikeATiwindsurf.com At the end of last season Ben installed a new sensor at Ventana Windsports. We did this because the old sensor at Baja Joe’s is sometimes in a partial wind shadow. Longtime Weatherflow customer John S. …

West Coast Wind Blog: La Ventana, Baja Sur sensors. Read More »

by Mike Godsey, mike@iwindsurf.com Here is the story of this massive wind event in imagery and animations.  

by Mike Godsey, mikeATiwindsurf.com Did you get wildly excited early this morning when you saw San Francisco’s Point Blunt winds averaging 28 and Berkeley already 22 while Crissy was 23? It looked like the classic Bay Area marine surge end …

West Coast Wind Blog: Why abrupt fade of strong marine surge winds after dawn. Read More »

by Mike Godsey, mikeATiwindsurf.com   Pismo Beach saw strong winds today but Isla Vista to Ledbetter only had weak winds as 3 different wind masses battled over the area this afternoon. This animation shows the story and an upcoming blog …

West Coast Wind Blog: Wind battle spoils the Isla Vista to Ledbetter winds while Pismo benefits. Read More »

by Mike Godsey, mikeATiwindsurf.com The forecast was for scattered showers as a wintry cold front moved over the Bay Area and then broke up. While the afternoon saw upper-teens to maybe 2o clearing winds. But the actual winds barely reached …

West Coast Wind Blog: Wintry Cold Front advances the stalls over Bay so clearing winds milder than forecast Read More »

by Mike Godsey Hurricane Dorian is bearing down on our hundred+ hardened weather stations along the eastern seaboard. As you can see in the attached photos these stations are massive and designed to survive at least 140 mph winds. This …

West Coast Wind Blog: Live: Hurricane Dorian hits Weatherflow HurrNet sensors Read More »

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 so many Bay Area eddies this season. Part One Read More »

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: Why are eddy forecasts so hard Read More »