National weather institute: Royal Netherlands Meteorological Institute (KNMI)
- Radar: Buienradar
- Weather warnings and alarm: Meteoalarm.eu
- Water levels, floodings and tides: GEOlution
- Earthquakes: GEOlution
- Lightning: Blitzortung
- Wild fires: EFFIS – European Forest Fire Information System
- Volcano activity: Vukanen
