Dense fog and cold weather delayed train and flight departures in several parts of northern India, including its capital New Delhi, on Wednesday. India's weather office issued an orange alert for Delhi,

The dense fog that enveloped Delhi in the early morning on Friday resulted in the delay of several trains and flights as the weather department issued a yellow alert for Saturday.

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Trains running late due to dense layer of fog. Weather updates: A total of 27 trains are experiencing delays as a result of reduced visibility caused by fog, as reported by Indian Railways on Friday (January 17).

A dense fog lowered the visibility to zero in the national capital and surrounding areas early this morning, delaying dozens of flights and trains. At least seven flights have been cancelled and 184 others delayed so far.

The IMD has issued an orange alert for Delhi, warning of dense to very dense fog affecting not only airports but also highways and railway routes

There were 349 flights delayed and 42 canceled at San Diego airport as of 3:30 p.m. on Friday, according to FlightAware. A ground delay had been in effect earlier Friday morning due to the fog, said Nicole Hall, spokesperson for the San Diego International Airport.

While dense fog and snow flurries were seen at the Denver International Airport on Saturday morning, hundreds of flights have been delayed and more than a dozen have been canceled.

Several parts of Delhi-NCR, especially Noida and Ghaziabad experienced zero visibility amid dense fog conditions on Wednesday.

Dense fog in Delhi causes major travel disruptions, flight cancellations, and train delays. IMD issues an orange alert. Check flight status before travelling.

Six flights were diverted, more than 300 flights delayed and departures were briefly put on hold at the Delhi airport early morning on Wednesday as low visibility conditions due to dense fog significa