These might not have anything local or current to the OP but could be handy for someone searching mudcat for 'Cheshire'.

Roger Liptrot's
Festivals
http://www.folkimages.com/WHATON.htm#fest 

Folk North West -clubs
http://www.folknorthwest.co.uk/club_page.htm 
& Facebook
https://m.facebook.com/groups/106718934422 

Folkus Folk Arts Northwest
https://m.facebook.com/folkusnorthwest/posts 

MaDFolk - Mersey and Deeside Folk(dance)
http://www.madfolk.org.uk 

There might be something on
North West Folk
but the current sessions page is empty
http://www.northwestfolk.co.uk/open_mic_list.php?start=0