Metro-02
Meteorology and Flight Planning
3.
Issuance and Valid Times
a.
Prepared 3 times a day in the contiguous states
and Alaska, 4 times a day in Hawaii
b.
Valid beginning the hour after the scheduled
issue time
c.
The Gulf FA is prepared twice daily
4.
Preparation of the Area Forecast
Sg 3, fr 8
Fig 14: Area
a.
Only authorized contractions (see FAA
Forecast (FA)
Handbook 7340.1) should be used
NOTE: Observed weather abbreviations (R, S,
F, etc.), 2-letter state and Great Lake design-
ators and location identifiers should be used.
b.
All times stated in whole hours (2 digits), using
UCT and qualifiers such as BY, UNTIL, AFT,
THRU, BYD
c.
Visibilities in statute miles, all other distances in
nautical miles, speeds in knots
d.
Commas or colons in a sentence indicated by
three dots (...)
5.
Hazards/Flight Precautions section
a.
Covers 12-hour period beginning with one valid
time
b.
Section depicts weather impacting the area or a
negative report
c.
Section serves only as a flag alerting user that
conditions are meeting, or are expected to
meet, AIRMET, SIGMET, or convective
SIGMET criteria
NOTE: Detail needed for preflight or flight
resides in the appropriate in-flight advisory.
(7-97) Original
Page 2-44
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