Other Aviation Weather Reports Flashcards
GFAs
Graphical area forecasts
Describe most likely meteorological conditions expected between surface and 24000ft during specific time frame
Issued at specific times
2 types of GFA charts used together
CLDS, WX (clouds & weather)
ICG, TURB, and FZLVL (icing, turbulence, and freezing level)
FDs
Alphanumeric forecast of wind and temperature at certain altitudes
Low altitude FD
FL030 - FL180
High altitude FD
FL240 - FL530
- sign omitted for temp above FL240 (all temp is negative)
SIGMETs
Weather advisory on significant weather phenomena
Only the most serious hazards to aviation
3 types of SIGMET
WS
WV
WC
WS
TS
TURB
ICG
MTW
LLWS
RDOACT CLD
SQLN
WV
VA (Volcanic ash)
WC
TC (tropical cyclone)
TS
Thunderstorm
TURB
Turbulence
ICG
Icing
MTW
Mountain waves
LLWS
Low level wind shear j
DS
Dust storm
RDOACT CLD
Radioactive cloud
SQLN
Squall line
AIRMETs
WA
Short term weather advisories for all aircraft on areas where weather conditions pose a safety risk
Particularly importance to smaller aircraft
PIREPs
Weather report given by pilots while in flight
PIREPs must include
Location
Time of observation
Flight level/ altitude ASL
Type of aircraft
/OV
Location
/TM
Time of observation
/FL
Flight level/ altitude ASL
/TP
Type of aircraft
/SK
Sky cover
/TA
Air temperature
/WV
Wind velocity
/TB
Turbulence
/IC
Icing
/RM
Remarks
