A southwesterly, very strong and variable flow prevails over the whole area.
For Ronce-les-Bains :
No gale warning.
The reliability of the situation is assessed at 90%.
Good clear periods alternating with cloudy spells, sometimes more dense in the afternoon. No precipitation. In the evening, light cloudy spells.
SSW force 3 in the morning turning SE in the evening. Gusts reaching 16 knots in the middle of the day. Smooth sea temporarily smooth to slight in the middle of the day. Low, short swell from WNW. Poor visibility becoming excellent in the middle of the day then poor.