EA: BEAUFORT_WIND_SCALE
EE: STRONG_GALE
Status:
STD 2005/06/07
Code:
10
EA label:
BEAUFORT_WIND_SCALE
Concept definition:
Beaufort Number 9 (strong gale): <<
WIND_SPEED
>> greater than 20,8 and up to 24,4 metres per second (between roughly 41 and 47 knots). A <
WATERBODY_SURFACE
> is characterized by high <
WATER_WAVE
>s; dense streaks of foam along the <
DIRECTION
> of the <
WIND
>; crests of <
WATER_WAVE
>s begin to roll over; spray may reduce visibility. <<
MEAN_WAVE_HEIGHT
>> of 9 metres (roughly 30 feet). On <
LAND
>, large branches break, lawn furniture is moved, and <
MOTOR_VEHICLE
>s are rocked.
Reference type:
PR
Reference:
[
WMO306
, Volume I.1, Part A, Section E: "strong gale"]
Supplemental references:
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