Waarschuwingen, Pirupshvarre

Heavy rainfall. Risk of flash flood, flooding of low-lying areas, flooding of basements, water on roads and viaducts (aquaplaning), and reduced visibility. Heavy thunderstorms involve a risk of fires, failure in electric systems, and many false alarms from automatic systems. Category 1: Continuous rain and thunderstorms with 30 to 50 mm rain. Valid for: Brønderslev, Frederikshavn, Læsø, Mariagerfjord, Rebild and Storaalborg.