Blyth went down to their first defeat off the season when Tillside won a tight game at Plessey Road.
The home side won the toss and put Tillside in with R Hindmarsh and Bagness opening the innings.
Silva and Dave Ebdale, making his first start off the season, opened the bowling.
Tillside had 30 on the board before Blyth finally made the breakthrough in the ninth over, Hindmarsh caught by Clark off Silva for 13.
Reed came in but was caught by Lawrence off Ebdale for two.
Ebdale then removed L Hindmarsh lbw without scoring, and with the score on 51 he struck again, trapping Bagness lbw for 22.
Skipper Lawrence brought himself into the attack and with his final two balls of his first over he struck. Birkett went lbw for five and next ball Bullen was dismissed for a duck.
Ian Sim joined McGregor and what followed was carnage. In just 50 minutes, Sim and McGregor added 108 runs.
McGregor played second fiddle as Sim smashed the ball all around the ground and down the local streets as Singh and Lawrence were taken apart.
Sim brought his 50 from 30 balls in just 43 minutes hitting one four and six sixes.
Finally, Blyth broke the partnership with the total on 164 as McGregor was run out for 31.
Sim followed two runs later, Clarke caught him off Singh for 79 with nine sixes and two fours.
Singh followed this up in his next over when he trapped A Hindmarsh lbw without scoring then, three balls later Robertson was caught by Kirkup also without scoring as Tillside totalled 166.
Blyth’s bowling figures were RS Silva 1-27, D Ebdale 3-32, M Lawrence 2-58 and S Singh 3-48.
With Dave Dent away for the weekend, Chan Purma and Peter Roberts, playing his first game of the season after injury, opened for the home side.
But Blyth could not have made a worst start. L Hindmarsh sent Roberts back third ball for four, then with the last ball of the over he trapped Smith lbw without scoring.
Birkett opened the bowling from the Plessey Road end and sent Purma back lbw first ball.
Blyth were three wickets down for just four runs.
This brought Clark and Lawrence together and the pair dug in and slowly pulled things round for the home side.
The pair brought up the 50 partnership in the 13th over. But the game turned when A Hindmarsh came into the attack.
In his third over he trapped Lawrence lbw for 27 with the score on 84. Clark and Lawrence had put on 80 for the fourth wicket.
Kirkup came in but Hindmarsh also trapped him lbw for ten. Rowell was next in but Blyth’s sixth wicket went down with the score on 100, Rowell was caught by Birkett off Hindmarsh for one.
Singh and Clark put on a useful stand together as the latter brought up his 50 from 123 balls in 143 minutes including seven fours.
With the score on 131, Hindmarsh finally bowled Singh for 16.
Ebdale came in and became Robertson’s first wicket when he was trapped lbw without scoring.
Blyth were edging ever closer to the winning post, however, a lot fell on the last two batsmen to hang around and support Clark. This proved a bit too much to ask. Walker was caught and bowled by Robertson for five.
Then Robertson bowled Silva for four, leaving Blyth ten runs short as Andy Clark remained 60 not out,.
Tillside bowling figures were L Hindmarsh 2-24, J Birket 1-30, D Sim 0-21, A Hindmarsh 4-23, C McGregor 0-24 and C Robertson 3-24.
Blyth 7 points
Tillside 28 points
Next weekend Blyth are away to Clara Vale with a 1pm start.