Meteorology practice test

Pass mark 75% from twenty randomly chosen questions.


#1 The Geostrophic Wind flows:

#2 A METAR is a weather:

#3 Virga means:

#4 Considering the following METAR for Catania-Fontanarossa airport: LICC 231020Z 23007KT 200V280 9999 FEW060 13/04 Q1028=. Which of the following statements is not incorrect?

Location: LICC
Day of month: 23
Time: 10:20 UTC
Wind:  True direction = 230 degrees, Speed: 7 knots
Wind direction is variable between 200 and 280
Visibility: 10 km or more
Clouds: Few (1-2 oktas), at 6000 feet above aerodrome level
Temperature: 13 degrees Celsius
Dewpoint: 04 degrees Celsius
QNH (Sea-level pressure): 1028 hPa

#5 If ice forms over the static vent of an aircraft and blocks it during the climb, the altimeter will read:

#6 Clear ice occurs when:

#7 A cold front moves ________ a warm front.

#8 If flying on a hazy afternoon in Britain, in which direction will visibility be greatest?

#9 For saturated air, the lapse rate is _______________ ; this is called the Saturated Adiabatic Lapse Rate (SALR)

#10 Water has a ________ Specific Heat Capacity than land. (Fill in the missing space correctly.)

#11 The __________ is the boundary in the Earth’s atmosphere between the troposphere and the stratosphere.

#12 There is a natural tendency for air to flow to areas of ________ pressure from areas of ________ pressure. (Fill in the missing spaces correctly.)

#13 In the UK, away from exposed coasts, airmass thunderstorms are most likely to occur in:

#14 When a wind changes direction from Southerly to South-Westerly, it is said to have:

#15 What is an area of high pressure called?

#16 A TAF is a weather:

#17 In the northern hemisphere, if you stand with your back to the wind, where would you expect the low pressure region to be?

#18 When referring to alto-cumulous cloud, what does the prefix “alto” mean?

#19 A tropical maritime airstream will produce:

#20 What is the wind that flows down the side of mountain slopes at night called?