Brendan Rodgers is in the market for a short-term replacement for Craig Gordon after the club’s No.1 was injured in Saturday’s 1-0 victory over Hibs.
Celtic have had two bids for Motherwell stopper Trevor Carson knocked back. The Steelmen have turned down offers of £200,000 and £375,000, as they hold out for double that amount.
The Scottish Sun are reporting that Westwood, 33, is one of the names on a long-list of goalkeeping targets.
The ex-Manchester City youth product currently plays for English Championship side Sheffield Wednesday.