CCF%20RN%20-%20Weather%20Tides%20Currents

The key aim of the lecture on Weather, Tides, and Currents is to give you a better understanding of __________.

the Weather, Tides, and Currents which you may come across whilst in the Combined Cadet Force (CCF).

__________ are the two types of tides discussed, characterized by the positions of the moon.

Spring and Neap Tides.

According to the Beaufort Wind Scale, a wind speed of 0 knots is classified as __________.

Calm.

A __________ is defined as the horizontal movement of water affected by the flow of water in rivers and estuaries.

Current.

When the tide is at its 'Highest' during a Full or New Moon, it is called __________.

Spring Tides.

The __________ is the difference (in metres) between successive high and low waters.

Tidal Range.

At the 'Last Quarter' or 'First Quarter', high water is at its __________ and low water is at its __________.

Lowest; Highest.

A wind speed of 22-27 knots is classified as a __________ according to the Beaufort Wind Scale.

Strong breeze.

The __________ is a point to which the tide will rarely if ever fall below.

Chart Datum.

When the tidal stream changes direction, this period is known as __________.

Slack water.

The Beaufort Wind Scale specifies that a wind speed of 41-47 knots is categorized as a __________.

Severe gale.

Summary topics include Types of Weather, __________, Currents, Tidal and Chart Definitions, and Questions.

Tides, Neaps and Springs.

The maximum effect of the horizontal flow of water (current) occurs around the __________ of high and low water.

peak.

A wind speed classified as a 'Hurricane force' is greater than __________ knots.

Gale Warnings indicate imminent conditions occurring within __________ hours.

6 hours.

At High Water, the tide will be at its __________.

Highest.

Sea Conditions are categorized by wind speed, for example, a wind speed of 3-4 knots results in __________.

wave height of 2-3 ft.