USCG Meteorology and Weather 3

Question 1

What is the primary purpose of checking weather forecasts before departure?

Accepted Answer

To plan the voyage for safety and efficiency

Answer

To satisfy insurance requirements

Answer

To meet USCG documentation requirements

Answer

To log the information in the deck log

Question 2

Wind speed is measured using which instrument?

Accepted Answer

Anemometer

Answer

Barometer

Answer

Hygrometer

Answer

Psychrometer

Question 3

What does a veering wind (clockwise shift) in the Northern Hemisphere generally indicate?

Accepted Answer

Improving weather as a high pressure system builds

Answer

An approaching cold front

Answer

A tropical cyclone forming nearby

Answer

Fog developing overnight

Question 4

What is the recommended action when a vessel receives a severe thunderstorm warning?

Accepted Answer

Seek shelter in a protected anchorage or harbor if possible

Answer

Continue on course at reduced speed

Answer

Increase speed to outrun the storm

Answer

Anchor in open water immediately

Question 5

What is the dew point temperature?

Accepted Answer

The temperature at which air becomes saturated and condensation forms

Answer

The lowest temperature reached at night

Answer

The average daily temperature

Answer

The temperature of the sea surface

Question 6

A vessel observing a sudden shift in wind direction and a rapid pressure drop should?

Accepted Answer

Prepare for severe weather and consider altering course

Answer

Increase speed and head for open water

Answer

Log the observation and continue passage

Answer

Signal nearby vessels with one prolonged blast