A24 (Warning—Side wind) is a Swedish road sign belonging to the category of warning signs (group A). Closer provisions are given in the road sign ordinance (SFS 2007:90): The sign indicates a stretch of road where strong side wind is a common occurrence. The symbol shall be adjusted according to the local conditions of whichever place the sign has been mounted at. The variant A24-1 indicates that potential side wind would come from the right.
transportstyrelsen.se
Government of Sweden