Delhi-NCR is bracing for harsher winter conditions in early January. IMD forecasts cold wave spells and dense fog at night and early mornings, affecting visibility, travel, and daily life across the region.

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• IMD predicts cold wave at isolated Delhi locations from Jan 2–5
• Cold wave defined as 4.5–6.5°C below seasonal minimum
• Dense to very dense fog likely till January 6
• Similar cold conditions expected in Rajasthan, Punjab, Haryana
• Fog and smog reduced visibility across several city areas
• Airlines issued advisories over possible flight disruptions
• Air India and IndiGo warned of delays and cancellations
• Some flights pre-cancelled to reduce passenger inconvenience
• Indira Gandhi International Airport reported CAT I operations, no diversions
• December 31 marked Delhi’s coldest December day since 2019