Eumetsat is the European organisation, which operates the Meteosat system.

Real-time imagery

Sarepta

Sarepta has an extensive Satellite Image Bank, Meteosat and NOAA. You have to register for this free service.

Wetterzentrale

This site gives an extensive collection of weather maps and weather satellite images. It is in German.

European Centre for Medium-Range Weather Forecasts

The location of the frontal zone showing the jet stream. Forecast for the next ten days.

List of national meteorological services

Wikepedia distributes a list with descriptions. Many sites have extensive information.

Weather maps

Weather map with fronts

Wetterzentrale shows an updated synoptic weather map with fronts from Deutscher Wetterdienst