Metro-02
Meteorology and Flight Planning
PROGRESS CHECK
Question 7 -- 1.1.1.5.3
Refer to the area forecast (Figure 14). Using the Area
Forecast (FA), what is the altitude of the top of the
clouds in Washington, Oregon, and the Cascades?
ANSWER: 18,000 ft
F. Winds Aloft Forecast (FD) 1.1.1.5.2
Sg 3, fr 9
Fig 15: Winds Aloft
1.
Teletype report, based on observed (balloon)
Forecast (FD)
information transmitted twice a day
a.
Teletype identifier is "FD"
b.
The total forecast is usable for 15 hrs
c.
Broken into two segments with the forecast
periods given at the beginning of each segment
(1) Valid time indicates that these conditions
should exist specifically at this time
(2) "For use" times mean that these conditions
should exist through this period as the
average conditions
2.
Wind and Temperature coding/decoding rules
a.
Wind normally given with a series of 4 digits
(1) First 2 digits indicate direction wind is from
(true)
(2) Second 2 digits depict the wind speed in
knots
b.
Temperature follows wind information in
degrees Celsius
(7-97) Original
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