This was taken in the morning from the back garden, went out in the car shortly afterwards and I could see more than six foot in front of me, but it cleared very quickly to the sky in the third image.
Manual mode, ss 1/50, f6.3, ISO 500, 50mm focal length.
Taken yesterday, looks beautiful but it was blowing a hooly.
Manual mode, ss 1/50, f22, exp comp -1/3, ISO 100, focal length 18mm.
This was the sky approximately 2 hrs after the fog in the first image!
Manual mode, ss 1/80, f11, exp comp +2/3, ISO 100, focal length 120mm