Motorists in the Portadown area have been urged to exercise caution in icy conditions that have already resulted in one crash on Monday morning.
A road traffic accident on Gosford Road, Markethill saw police advise motorists to take an alternative route.
A police spokesman said, “Motorists are advised to avoid the main Armagh to Newry road. Diversions are in place. Motorists are advised to exercise extreme caution due to icy conditions on roads.”