SIGWX
European Supplement
urn:aero:ses:eurocontrol:airm:1.0.0:ConceptualModel:Subjects:AirTrafficOperations:InformationServicesProducts:MeteorologicalInformationProduct:SIGWX
Forecasts of significant en-route weather phenomena prepared as SIGWX forecasts four times a day by a WAFC.
Source:
SESAR,