Graphic Weather

Question 1

Surface Analysis Chart

Answer 1

Observed
3 hrs
Locate surface fronts and pressure systems

Question 2

Weather Depiction Chart

Answer 2

Observed
3 hrs
Locate surface IFR conditions

Question 3

Radar Summary Chart

Answer 3

Observed
Hourly
Identify areas of precipitation and thunderstorms
Check intensity, coverage and movement

Question 4

Constant Pressure Analysis

Answer 4

Observed
2x daily
Locate upper level pressure systems, winds, and fronts.
Can check moisture and turbulence possibility

Question 5

Lifted Index Analysis

Answer 5

Observed
2x daily
To locate area of thunderstorm activity and thunderstorm severity potential

Question 6

Winds and Temps Aloft

Answer 6

Forecast
4x daily
Wind direction and wind speed at planned flight level
Temperature is useful for TAS and fuel flow

Question 7

Low Level Sig Prog Chart

Answer 7

Forecast
4x daily
Locate IFR areas, precipitation areas, fronts, pressure systems, inversions and freeze levels
Surface - 24000

Question 8

High Level Sig Prog Chart

Answer 8

Forecast
4x daily
Locate jet streams, CBS, CAT, TROP levels, hurricanes, severe squall lines, sand/dust storms and fronts
FL250 - FL630

Question 9

Convective Outlook

Answer 9

Forecast
5x daily
Areas which may expect general and severe thunderstorms

Question 10

ISOL
OCNL
FRQ
EMBD

Answer 10

Isolated < 4/8
Occasional 4/8 - 6/8
Frequent > 6/8

Embedded

Question 11

Answer 11

Clear Breaks in Overcast

Few OVC

SCT Sky Obscured

BKN Missing Cloud (or sky cover) observation or partial obs.

Question 12

Answer 12

Counter clockwise answers ….
Wind (top)
Temp (F)
Weather
Visibility
Sky Cover
Ceiling

Question 13

Left Side

Answer 13

Left:
Cold Front
Warm Front
Stationary Front
Occluded Front
Change of Front Type
Cold Frontogenesis
Warm Frontogenesis
Stationary Frontogenesis
Trof
Dryline
Ridge
Squall Line

Question 14

Right Side

Answer 14

Cold Frontolysis
Warm Frontolysis
Stationary Frontolysis
Occluded Frontolysis
High Pressure
Low Pressure
Tropical Depression
Tropical Storm
Hurricane

Question 15

Answer 15

Light rain (-RA)

Question 16

Answer 16

Moderate snow (SN)

Question 17

Answer 17

Heavy drizzle (+DZ)

Question 18

Answer 18

Freezing rain (FZRA)

Question 19

Answer 19

Thunderstorm w/ rain (TSRA)

Question 20

Answer 20

Rain Shower (SHRA)

Question 21

Answer 21

Snow shower (SHSN)

Question 22

Answer 22

Ice pellets (PL)

Question 23

Answer 23

Hail (GS)

Question 24

Answer 24

BR

FG

Question 25

Answer 25

FU

HZ

Question 26

Answer 26

SS/DS

DRSN

Question 27

Answer 27

Visibility (up to 5miles)
Present weather
Sky cover

Bottom:
Ceiling (hundreds of feet)

Question 28

Watch vs. Warning

Answer 28

Watch = severe weather is possible during the watch valid time
Warning = severe weather has been observed or is expected within the hour

Question 29

Type of constant pressure analysis plot (shape)

Answer 29

Filled in circle: Radiosonde
Open Square: Aircraft report
Star: Satellite

Question 30

LI
KI

Answer 30

Lifted - the lower the negative number (-8) the stronger the thunderstorm potential

KI - the higher the number, the stronger the thunderstorm probability

Question 31

Short range surface prog - Likely vs. chance

Answer 31

Chance: 25- <55%
Likely: >_ 55%

Question 32

Answer 32

Red line - IFR
Blue bubble line - MVFR
Orange Dash - Mod or greater turbulence
Aqua dash - freezing level above MSL
Aqua zig-zag - freezing level at surface

Question 33

3 types of satellite weather imagery

Answer 33

1. Visible Imagery: day only. Bigger, thicker clouds are more white
2. Infrared imagery: shows heat radiation being emitted by clouds and earth. High temp clouds are whitest
3. Water vapor: red - very dry in the summer (blue sky day), blue and green (cloudiness) *cant tell what kind of clouds/precip

Question 34

G Airmet is issued …

Answer 34

Every 6 hours