WeatherBugCA Data Exchange Center – CA Dept of Water Resources CDEC has hydrological data incl. zonal weather forecasts and text summaries.
SFSU CA Regional Weather *** – maps and images created by SF State University using Unidata Program Center software and NWS data. Great set of links!
CNN – Weather **** 4 day forecast for San Francisco (or any other city in the Bay Area such as San Rafael). Loads pretty fast and has all the facts layed out efficiently.
NWS NWS *** – Very extensive set of links to all sorts of local weather forecasts and data, like aviation, marine, radar and satellite data, current conditons and forecasts.
SF Gate – No need to wait for the weather on TV when you have it right here! Paul’s Weather – Collection of local weather info, forecasts, and images.
CBS 5 – Bay Area CBS 5 forecast, weather images, live cams, movie.
Spare the Air – Bay Area Air Quality Forecasts updated midmorning and late afternoon, M-F.
Weather ChannelWeather Channel – No. CA doppler radar shows precipitation intensity.
Weather Conditions SF – MIT Weather Gateway shows current SF weather (text only). Wind & Tides
Tide & Current Predictor
– select a west coast site.

USGSSF Bay Wind Patterns – Real time bay wind patterns on color coded chart. By USGS and San Jose State University. Has archives.

Flooding

CDEC – California Data Exchange Center access to Dept. of Water Resources operational hydrologic data
Russian/Napa River Conditions – Charts from CDEC showing river level and conditions.

SF Bay Area Links

San Francisco Weather – Handy page of links from Museum of the City of SF.