Serious about your weather? The combination of the best in free and open software with the best in free and open data can be found here.
XyGrib is a leading opensource weather visualization package that now interacts with OpenGribs's Grib server providing a choice of global and large area atmospheric and wave models.
XyGrib also uses free and open pre-cut Gribs of high resolution regional models found on sister site OpenSkiron.org