Originally Posted by
Derfred
What I have always wondered is this:
If the ATIS has 15kt headwind, and when I am cleared for takeoff the wind has reduced to 5kt headwind, will the tower tell me? If not I am taking off with invalid data.
No, they will simply tell you the wind direction/intensity as with every takeoff/landing clearance as they assume (and hope) You can work yourself out the head/tail/cross wind component.