The predictions of the Portuguese Institute of Sea and Atmosphere point to the worsening state of time between noon on Friday and noon on Saturday.
The north coast of Madeira and the island of Porto Santo are expected to on yellow alert between 12 noon tomorrow, 5th, and 12 noon on Saturday, April 6th.
According to forecasts, in this 24-hour period there are moments of rough seas to the north, waves are expected from 4 to 4.5 meters. In Porto Santo, the northwestern swell should reach the same proportions.
There are no specific weather warnings for today.