kiter? see iKitesurf.com
myiW Current Conditions and Forecasts Forums Videos Buy and Sell Services
We're curious: Are you a windsurfer or a kiter?         
Important Notice: You are viewing our classic website (www.iWindsurf.com).
You can also now check our new website (Global.iWindsurf.com). Both are available to you! More info
Hi guest · Get your free membership now · Log In ·
Alcatraz
 > Current Wind Graph
 > Meteogram
 > Onsite Report
 > Wind Yesterday
 > Last 7 Days
 > Wind Archive
 > Tides
 > Local Info
 > Sensor Notes
CA- sf north bay

Human Forecasts
 > Daily Briefing
 > Baja Guide
 > Forecast Blog
 > Extended Disc.

Real-Time Data
 > Dynamic Map
 > Wind Obs Map
 > Radar + Satellite Map
 > Wind Obs Summary
 > Pressure Report

Computer Forecasts
 > Model Tables
 > Wind Vector Fx Map
 > Wind FlowViz Fx Map
 > Tidal Currents Map

More Maps

Other Resources
>Wind Cams

Watches/Warnings
>None Active




Global iWindsurf: Select your region for wind observations & forecasts:
North America | Europe | South America | Australia & Oceania | Asia | Africa

Human Meteorologist Forecasts:   Today's Briefing Extended Discussion
Computer Model Data: 4/16 | 4/17 | 4/18 | 4/19 | 4/20 | 4/21 | 4/22   |  >>Wind Obs Map<<

Alcatraz Computer Forecast Table - Meteogram

Help us improve this product by taking the survey!

   Quick Look  
More Hours
 WRAMS 1km - San Francisco WRAMS 8km - California NAM 12km GFS 0.5 Deg  Help
DateWednesday, April 16Thursday, April 17
Time 11am2pm5pm8pm11pm2am5am8am11am2pm5pm8pm11pm
Wind (mph) 26543445710131010
Direction 
Temperature (F) 60626461575554545860595657
Additional DataShow Additional Data
DateFriday, April 18Saturday, April 19
Time2am5am8am11am2pm5pm8pm11pm2am5am8am11am2pm5pm8pm11pm
Wind (mph)74571011967668131498
Direction
Temperature (F)54535459606056545048546268655653
Additional DataShow Additional Data
DateSunday, April 20Monday, April 21
Time2am5am8am11am2pm5pm8pm11pm2am5am8am11am2pm5pm8pm11pm
Wind (mph)865381187776810955
Direction
Temperature (F)51485565717058535153566365615553
Additional DataShow Additional Data
DateTuesday, April 22Wednesday, April 23
Time2am5am8am11am2pm5pm8pm11pm2am5am8am11am2pm5pm 
Wind (mph)57916222618151198122017 
Direction 
Temperature (F)5351535960575250494852586059 
Additional DataShow Additional Data


 myiW | Wind & Forecasts | Forums | Videos | Classifieds | Membership | Support
like us on facebook 
© Copyright 1999-2014 WeatherFlow, Inc · Contact Us · Ad Marketplace