stormcloudsJamestown (CSi) Thursday evening’s thunderstorm system that brought strong winds felled trees and flipped a pontoon at Lakeside Marina.

The Weather Service recorded wind gusts of 51 mph at the Jamestown Regional Airport during the storm

Marina business owner Mike Kesler, says straight-line winds came from the north combined with the rain, reduced visibility to near zero, blowing rocks across the road pelting his truck in which he sought shelter.

Meanwhile wind flipped a pontoon and the boat lift that it had been secured in, and bent the frames of some of the docks at the marina tearing off canopy tops from other boats.

Branches were broken from many trees and in some cases, entire trees were uprooted or broken off.

Damage reports as of 8 p.m. Thursday included two reports of trees down in Jamestown.

A flood warning was issued for northwest Stutsman County Thursday afternoon expired Thursday evening at 7:30.