According to a spokesman of the Motorway Police, M-1 from Peshawar to Rashakai, M-2 from Lahore to Kot Muhammad, M-4 from Pindi Bhatian to Gujara have been closed.

There is also dense fog on National Highway at Patoki, Okara, Sahiwal, Multan and Bahawalpur and on GT Road at Gujranwala and Mureedkay, Private news channel reported.

Motorway officials said because of intense fog in the Punjab, several flights of private airlines and Pakistan International Airlines were delayed or diverted.

People have been asked to avoid unnecessary traveling while the drivers are directed to use fog lights during foggy conditions.

They have also been advised to call helpline in case of emergency.