An active thunderstorm caused a lot of nuisance in various parts of the country last night. The storm passed over the country with heavy rain, large hailstones and many flashes of light. A total of 26,006 lightning strikes were recorded. The storm caused some damage, especially in South-West Flanders and at the Graspop festival campsites in Dessel (Kempen).
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Hailstones of two centimeters in size, Graspop campsite empty and lightning strikes on homes: heavy thunderstorms causing nuisance in Flanders
Bytaketonews
Jun 21, 2026