Moderator: Lufthansa Miles & More, India based airlines, India, External Miles & Points Resources
Join Date: Dec 2002
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The METAR and TAF calls it smoke, haze and fog:
https://en.allmetsat.com/metar-taf/pakistan-afghanistan.php?icao=VIDP
It seems the visibility improves with the morning sun. If it's above 200m cat iiib can operate.