BBC 4

Shipping Forecast

https://www.bbc.co.uk/programmes/b006qfvv/episodes/player

1. Gale Warnings:

– Gale: Winds of at least Beaufort force 8 (34-40 knots) or gusts reaching 43-51 knots

– Severe Gale: Wind of force 9 (41-47 knots) or gusts reaching 43-51 knots

– Storm: Winds of force 10 (48-55 knots) or gusts reaching 61-68 knots

– Violent storm: Winds of force 11 (56-63 knots) or gusts of 69 knots or more

– Hurricane force: Wind of force 12 (64 knots or more)

Imminent: Expected within 6 hours of time of issue 

Soon: Expected within 6 to 12 hours of time of issue 

Later: Expected more than 12 hours from time of issue

2. Coastal Waters Forecast:

a) Wind: 

– Wind direction: North, East, South, West

– Wind speed: Beaufort Scale

b) Weather:

– Fair: No significant precipitation

– ….

c) Visibility:

– Good: > 5nm

– Moderate:  2-5nm

– Poor: 1,000m – 2nm

– Very poor or fog: < 1’000m

d) Sea state:

– Calm: < 0.1m

– Smooth:  0.1m-0.5m

– Slight: 0.5m-1.25m

– Moderate: 1.25m-2.5m

– Rough: 2.5m-4m

– Very rough: 4m-6m

– High: 6m-9m

– Very high: 9m-14m

– Phenomenal: > 14m