Weather : Synoptics

BBC Weather > Atlantic Pressure Charts: Forecast charts for 5 days ahead.
BBC Weather > UK > Surface Pressure + Fronts: Updated twice daily.
Koeln University > UKMO Charts > Animation 0-120 hr: Weather Charts.
Met Office > Aviation > European Synoptic Chart Animation: Forecasts up to 60 hours ahead in 12-hour steps, updated daily at about 0630 UTC.
Meteonet.nl > UKMO Charts > All One Page 0-132 hr: Weather Charts.
Meteorologica: Free Weather Data for UK & Europe. UK: Sea Level Pressure and Fronts; Humidity; Temperatures; Dewpoints; Wind Speeds; Wind Streamlines; Weather Overview. Europe: Sea Level Pressure and Fronts; Humidity; Temperatures; Dewpoints; Wind Speeds; Wind Streamlines.
NOAA > GFS Model Forecast Animation: GFSX MSLP, 1000-500mb Thickness, & 6hr Precipitation. Analysis to 180 hr in 6 hour steps.
SatRep: "The word SATREP is a link-up of the two words: Satellite and Report." "In the SATREP-method a combination of Satellite imagery and Conceptual Models (CMs) is used to make a proper diagnoses of the weather phenomena's and to obtain a qualitative view of the further developments, up to twelve hours ahead, by using the knowledge of lifecycles of the CMs involved."
USAFE Operational Weather Squadron.: USAFE OWS > Weather Charts.
Westwind.ch > UKMO Charts: SLP, Fronts etc. Single charts + animations.
Wetter3.de > UKMO Charts > Animation 0-132 hr: Surface Pressure + Fronts.