SMHI: Class 3 warning for extremely high flow in the Nissan and Lagan rivers
SMHI has also issued a class 2 warning for very high waters on the River Viskan, River Ätran as well as River Niskan.
Form updated information go to SMHI warnings.
Definition for Warning class 3 extremely high flow: Extremely high water flows in rivers reaching a level that occurs about every 50 years. Significant flooding problems. Class 3 is the highest warning class for this type of warning.