A southwesterly, strong and very variable flow prevails over the whole area. For Drammen : No gale warning.
The reliability of the situation is very good.
Clear skies becoming somewhat cloudy. In the evening, skies with few clouds. NNW force 3 in the middle of the day turning WSW force 2 in the evening. Gusts reaching 12 knots in the middle of the day. Excellent visibility becoming good in the evening.