To _ IFR WEATHER must met _ weather ____
File
Predominant
Published minimums at ETA through 1 hour after
When can you not reduce visibility by 50%
Flying faster than 90 knots
Copter approaches
Approach plate says “visibility reduction by helicopters NA”
No reduction less than quarter mile
When is an alternate required
Predominant weather is less than Wx planning mins plus 400 and 1 at eta through 1 hour after