Today in Arcachon, warning:reduced visibility early in the day.
Fog developing into low cloud during the morning, sunny in the afternoon. No precipitation. Light winds.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Temperatures will vary between 5 and 16°C, it will be 3°C below normal.
Tonight, clear skies becoming somewhat cloudy.
Light winds.