DAve Haughton’s side picked up their first three points in the league since before Christmas.
Ahead of kick-off, Coppull were without leading scorer Greg Brickell through a hernia problem but they did not affect them.
Coppull had been working on their good short passing in difficult conditions.
The visitors also struggled to make some gilt edged chances playing with the wind in the first half,
Within five minutes of the break, Dale Scurr fired wide.
Then came the game-changing moment, Lee Gelder broke up a Fleetwood attack and drove forward from inside his own half.
He had a stroke of luck after a shot was save and he fired home after 15 minutes of the second half.
The win was wrapped up when Lee Cooper found Scurr who slotted the ball in the bottom corner. Coppull: King, Bennett, Hartley, Taylor, Gelder, Smyth, Cooper, Thornton, Scurr, Cooper.
Elsewhere, Charnock Richard, Euxton Villa and Lostock St Gerards were frustrated as their games were called off due to the weather
On Saturday, Charnock face Fleetwood Hesketh, Euxton take on Vickerstown and St Gerards host Blackpool Wren Rovers.