Weather at a glance:

Flight Planning Links:

AviationWeather.gov
Digital and graphical forecasts, analyses, and observations of aviation-related weather variables.

AirNav.com
Detialed airport Information.

SkyVector.com
Interactive digital VFR and IFR charts.

FlightAware.com
Flight Tracking.

FltPlan.com
Plan flights, obtain briefings, and file flight plans all in one convienient place