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On June 21, 2024, at around 8:30 p.m., a strong frontal thunderstorm with an average speed of 75 km/h moved in from the southwest and formed around 6:30 p.m. The focus of the thunderstorm was 3 km to the south, and it reached its peak at around 8:40 p.m. The maximum rainfall intensity was 34 mm/h, and the absolute rainfall maximum was 63 mm/h. A total of 7 mm of rainfall fell within 30 minutes. There was no hail up to 0 cm in size. The wind gusts reached speeds of up to 50 km/h, and the maximum wind gust up to 58 km/h. Lightning activity was moderate, with around 35 flashes within 10 minutes. A total of 107 lightning strikes were recorded, the strongest of which was a cloud flash with a lightning intensity of -33 kA, i.e. a strong bang. The storm was classified as a multi-cell and identified as a multi-complex. No damage was reported. The strong lightning discharges were noticeable. At around 9:00 p.m. the storm moved off to the north-northeast. The storm received an overall rating of 58 points and is therefore classified as strong. 00:00 Intro 00:05 Time lapse 00:50 Rapid build-up of the storm 04:04 Onset of heavy rain & gusts of wind 05:14 First torrential rain 09:25 Positive lightning strike (24 kA) 09:58 Second torrential rain