.w 94103
San Francisco, CA (94103) - Light Rain @ 48.1F (8.9C) - Humidity: 90%, Winds: From the South at 3.0 MPH Gusting to 4.0 MPH
Work using wunderground.com. Ideally that it lists the weather station its using too.
API: http://www.wunderground.com/weather/api/
Maybe .wf for forecast, but not required.
It'd be nice to have: