Weather: See the forecasts for this Tuesday
The Portuguese Institute for Sea and Atmosphere forecasts little cloud or clear skies for Tuesday, 18 August, with possible periods of greater cloud cover along the coast. Wind will be generally light from various directions, becoming predominantly south-westerly in the afternoon. There is a chance of mist or fog forming along the coast, and the maximum temperature is expected to fall.
The maximum temperature will reach 31 °C and the minimum 20 °C, with humidity at 61 % and visibility of 15 km. The wind will blow at 6 km/h from the SSE. Waves will come from the NNW with a significant height of 1.3 metres and a period of 7.8 seconds. The average sea temperature will be 21 °C. The first low tide is at 00:36 and the next at 12:50; the first high tide is at 06:55 and the next at 19:15.