Impressive Cloudburstparty KLKM B747 @ KL31

An impressive cloudburstparty during climbout of the KLM B747 with callsign KL31.
Flight KL691 heading for Toronto Pearson Int , YYZ, with the PH-BFV.
Just amazing...............

https://www.youtube.com/watch?v=9-amqAp__dU&t=1s