Heavy Snowfall continued in the Kashmir Valley for the fourth consecutive day on Wednesday, leading to cancellation of all flights here, officials said. While the plains received light to moderate snowfall, the higher reaches of the valley and Jammu and Ladakh regionsexperienced heavy snowfall, a MET official said.

The MET Office  has forecast isolated to scattered snowfall across the valley over the next few days. The snowfall on Wednesday affected flight operations at SriNagar Airport as all flights to and fro were cancelled.

An official at the airport said, no flight was able to land at the Srinagar airport due to accumulation of snow on the runway. "All flights for the day were cancelled," he said.

Flight operations have remained affected since Sunday when all flights at the Srinagar Airport were cancelled. The flight operations did not resume on Monday as well. However, some flights operated on Tuesday.

The Jammu-Srinagar national highway have remained closed for the last three days due to landslides triggered by incessant rains at Digdol, 150 km from Jammu.

According to an official, 3,000 trucks and 84 light motor vehicles were stranded on the national highway.

"Efforts are on to clear the highway for the stranded vehicles," an official said.

Three feet of snow has accumulated near the Jawahar Tunnel on the national highway. Men and machinery were on the job to open the road.