Metro-03
Meteorology Review
IV. Weather minimums (OPNAVINST 3710.7) 1.1.1.1,
Sg 4, fr 3
1.1.1.1.1.1
Lesson Organization
NOTE: Weather at ETA +/- 1 hr dictates alternate weather
Sg 4, fr 4
Fig 11: Weather
requirements.
Minimums Required
IAW OPNAVINST
A.
If destination is 0-0, up to but not including published
3710.7
minimums, then alternate must be 3,000-3 or better
B.
If destination is at published minimums, up to but not
including 3,000-3 (single-piloted absolute minimums
200-1/2)
1.
Then for non-precision, alternate must be published
minimums plus 300-1
2.
Then for precision, alternate must be published
minimums plus 200-1/2
NOTE: For a single-piloted, single radio aircraft, the
only precision approach available is an ILS.
C.
If destination is 3,000-3 or better, no alternate is required
NOTE: CNATRA requires an alternate be filed for all
cross-country flights.
?
The weather at your destination is forecast to be
greater than published minimums but less than
3,000-3. For a precision approach, what are your
alternate airport weather requirements?
ANSWER: 200-1/2 above precision approach minimums
(7-97) Original
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