This charts basically show us the position of low and high pressure areas, and the wind flow, about 5000m above sea level (the Jet Stream), for up to 6 days ahead. Forecast for today and next 12, 24, 36, 48, 72, 96, 120 and 144 hours, supplied by INM (Instituto Nacional de Meteorología, Ministerio de Medio Ambiente).
For more information on this charts click here:
