Multiple frontal systems will bring successive rounds of rainfall to northwestern Spain and northern Portugal over the next 5 days.

Various model guidance indicates locally up to 300 mm over the next 5 days and over 100 mm over a wider area. Some areas may well experience local flooding.

Total rainfall across the region until late on Friday. ICON-EU model guidance. Map: Wxcharts.eu.

Total rainfall across the region until late on Friday. GFS model guidance. Map: Wxcharts.eu.