Cumbria Police are warning people not to jump off bridges into lakes this weekend.
Earlier this week people could be seen jumping into water from the pier at Eyemouth in the Scottish Borders.
With the current hot weather, water levels are dropping.
Police say it's extremely dangerous.
More top news
Nuclear Decommissioning Authority forced to end huge contract nine years early
The iconic engine will be in Carlisle on Friday
Air ambulance paramedics pronounced biker dead at the scene