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Theory
Tests
Judge the wind speed from a visual description of the sea
Error Submitting Test
"Exceptionally high waves. Very large patches of foam, driven before the wind, cover much of the sea surface. Very large amounts of airborne spray severely reduce visibility" best describes the sea conditions for which beaufort wind scale number?
"Long waves begin to form. White foam crests are very frequent. Some airborne spray is present" best describes the sea conditions for which beaufort wind scale number?
"Moderately high waves with breaking crests forming spindrift. Well-marked streaks of foam are blown along wind direction. Considerable airborne spray" best describes the sea conditions for which beaufort wind scale number?