BendixKing KAC 503 - Supplemental System FIS - Manual (Page 6)

2
Rev 1 Oct. 2003
7. Significant Present Weather: TSRA
TS is a two letter designation for thunderstorm. Other possible desig-
nations could be as follows:
BC Patches
BL Blowing
DR Low Drifting
FZ Supercooled/Freezing
MI Shallow
PR Partial
SH Showers
The second two letter designator, RA, indicates moderate rain.
Moderate is indicated by the absence of a “+”, “-” or “VC” preceding the
designation. These preceding designations represent the following:
+ Heavy
-Light
VC
In the vicinity
Other possible designations could be as follows:
BR Mist
DS Dust Storm
DU Widespread Dust
DZ Drizzle
FC Funnel Cloud
+FC Tornado/Water Spout
FG
Fog
FU Smoke
GR Hail
GS Small Hail/Snow Pellets
HZ Haze
IC Ice Crystals
PE Ice Pellets
PO Dust/Sand Whirls
PY Spray
SA Sand
SG Snow Grains
SN Snow
SQ Squall
SS Sandstorm
UP Unknown Precipitation (Automated Observations)
VA Volcanic Ash
8. Sky Condition: OVC010CB
OVC indicates the sky is overcast. Cloud cover is based on the sky
being divided into eighths or octas. Overcast means the sky is 8 octas
covered. The cloud cover designators are as follows:
SKC Sky Clear