Before and while on holiday, here’s some links that might be of use to you
BBC weather forecast
Portuguese official weather forecast
www.meteo.pt/en/previsao/inicial.jsp
Currency Rates
www.bportugal.pt/default_e.htm
Portugal info
www.visitportugal.com
www.portugalvirtual.com
Airlines
www.flytap.com
www.easyjet.com
www.flymonarch.com
www.bmibaby.com
www.ba.com