Weather 3

Question 1

The bringing of rain indicates _______ stage of the thunderstorm

Answer 1

mature

Question 2

What minimum distance should exist between intense radar echoes before any attempt is made
to fly between these thunderstorms?

Answer 2

40 miles

Question 3

Airborne weather avoidance radar is, as its name implies, for avoiding ________ - not for penetrating it.

Answer 3

severe weather

Question 4

Which in-flight hazard is most commonly associated with warm fronts?

Answer 4

Precipitation-induced fog .

Question 5

TRUE/FALSE The Radarscope provides no assurance of avoiding instrument weather conditions

Answer 5

TRUE

Question 6

Advection fog has drifted over a coastal airport during the day. What may tend to dissipate or
lift this fog into low stratus clouds?

Answer 6

Wind 15 knots or stronger

Question 7

Advection fog above a speed of 15 knots,clouds

Answer 7

the fog usually lifts and forms low stratus

Question 8

TRUE/FALSe Advection fog can appear suddenly during day or night and it is more persistent then radiation fog

Answer 8

TRUE

Question 9

A common location of clear air turbulence is

Answer 9

in an upper trough on the polar side of a jet stream

Question 10

The jet stream and associated clear air turbulence can sometimes be visually identified in flight by

Answer 10

long streaks of cirrus clouds

Question 11

During the winter months in the middle latitudes, the jet stream shifts toward the

Answer 11

south and speed increases.

Question 12

jet streams are the strongest for both the _________________ Hemisphere winters.

Answer 12

Northern and Southern

Question 13

When flying klw over hilly terrain, ridges, or mountain ranges, the greatest potential danger
from turbulent air currents will usually be encountered on the

Answer 13

downwind side when flying into the wind

Question 14

Terminal Aerodrome Forecasts (TAF) are issued how many times a day and cover what period
ot time?

Answer 14

Four times daily and are usually valid for a 24 hour period

Question 15

Which in formation section is contained in the Aviation Area Forecast (FA)?

Answer 15

VFR Clouds and Weather (VFR CLDS,WX).

Question 16

The section of the Aviation Area Forecast (FA) entitled VFR Clouds and Weather contains a
summary of

Answer 16

1) sky condition,
2) cloud heights,
3) visibility,
4) obstructions to vision,
5) precipitation,
6) sustained
surface winds of 20 knots or greater

Question 17

7.1.6 Area Forecast Format - Conterminous U.S. (CONUS)

Answer 17

Question: 431

Question 18

In-Flight Aviation Weather Advisories include what type of information?

Answer 18

Forecasts Of potential hazardous flying conditions for enroute aircraft

Question 19

What type of Inf light Weather Advisories provides an en route pilot with information regarding
the possibility of moderate icing, moderate turbulence, winds of 30 knots or more at the
surface and extensive mountain obscurement?

Answer 19

AIRMETs and center weather advisories (CWA)

Question 20

AIRMET Sierra

Answer 20

IFR conditions and/or extensive mountain obscurations.

Question 21

AIRMET Tango

Answer 21

moderate turbulence, sustained surface winds of 30 knots or greater, and/or
non convective low-level wind shear.

Question 22

AIRMET Zulu

Answer 22

describes moderate icing and provides freezing level heights.

Question 23

are issued on a scheduled basis every __________ beginning at 0245 UTC

Answer 23

6 hours

Question 24

single reference contains information regarding expected volcanic eruption?

Answer 24

In-Flight Weather Advisories

Question 25

The Aviation Weather< Center< (AWC) prepares FA’s for the contiguous U.S.

Answer 25

three times each day.

Question 26

Which forecast provides specific information concerning expected sky cover, cloud tops, visibility, weather and obstructions to vision in a route format

Answer 26

Area Forecast

Question 27

Dashed lines on a Surface Analysis Chart, if depicted, indicate that the pressure gradient is

Answer 27

weak

Question 28

On & Surface Analysis Chart, close spacing of the isobars indicates

Answer 28

strong pressure gradient

Question 29

The Surface Analysis Chart depicts

Answer 29

actual frontal positions, pressure patterns, temperature, dewpoint, wind, weather, and
obstructions to vision at the valid time of the chart.

Question 30

Which provides a graphic display of both VFR and IFR weather?

Answer 30

Weather Depiction Chart.