P400 CEEFAX 400 Sat 9 Apr 00:44/44         NATIONAL WEATHER   Maps for now and next periods 401   Forecast for next 24/48 hours 402   Air quality throughout the US 404     INTERNATIONAL WEATHER   European holiday resorts 405   European and World statistics 406     FLOOD WARNINGS   From National Rjvjrs Authority 407     SKIING INFORMATION   Scottish resorts 431   Austria/France 432 Italy/Swiss 433    Sources: Weather Check, Oceanroutes, Ski Hotlinj, the Department of the Environment, the BBC Travel Centre US Maps Forecast Skiing Statistics