Foggy Google Maps Satellite Pictures?

If you check out New Delhi on Google Maps, you will see a big fog hovering over the location. Why is that?

Here is a current picture:

A Google Maps Help thread reported this issue this morning. A few hours later, Howard from the Google Maps team replied, "Thanks for the report. We will look into this."

Have you see major clouds or fog in Google Maps before?

Forum discussion at Google Maps Help.