The pilot’s feeling of terror would be little different between 2 meters of visibility and a quarter mile visibility...
What might get adrenaline flowing like crazy would be wind shears and turbulence, and loss of lift as headwinds turn to tailwinds.
“The pilots feeling of terror would be little different between 2 meters of visibility and a quarter mile visibility...”
BIG DIFFERENCE!
Yes, he would be focused on his instruments, anyway, but he should have diverted or, if not possible, should have scrubbed the flight before take-off.