Fog

Question 1

Fog produced by frontal activity is a result of saturation due to

Answer 1

evaporation of precipitation.

Question 2

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

Answer 2

Precipitation-Induced fog.

Question 3

A situation most conducive to the formation of advection fog is

Answer 3

an air mass moving inland from the coastline during the winter.

Question 4

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 4

Wind 15 knots or stronger.

Question 5

What lifts advection fog into low stratus clouds?

Answer 5

Surface winds of approximately 15 knots or stronger.

Question 6

Which conditions are favorable for the formation of a surface based temperature inversion?

Answer 6

Clear, cool nights with calm or light wind.

Question 7

In what ways do advection fog, radiation fog, and steam fog differ in their formation or location?

Answer 7

Radiation fog is restricted to land areas; advection fog is most common along coastal areas; steam fog forms over a water surface.

Question 8

With respect to advection fog, which statement is true?

Answer 8

It can appear suddenly during day or night, and it is more persistent than radiation fog.