Hundreds of people are expected to march in Flint later in a bid to save the town's community hospital.
Betsi Cadwaladr University Health Board is proposing to move services to nearby Holywell, saying it'll improve care.
"It's far quicker to come here and be seen than to travel 40 minutes to Glanllwyd hospital or only to an A&E department if you can't get on the bus to Holywell", says campaigner Jack Rees.
"If you're on a low income, it's very difficult to take that money out, that travel money, and go seven miles with your child"
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Crowds came to hear him speak this afternoon in Bangor - a seat where fewer than 100 votes could make the difference at the next election.
Scattered showers with the odd heavy burst possible but there will be plenty of sunny spells too.
A rather wet and windy evening, with rain in the north and showers elsewhere.