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LEARN HOW TO IDENTIFY THE STRENGTH OF THE WIND OR EQUIP YOURSELF WITH A WIND
GAUGE BEFORE DECIDING TO GO IN THE WATER OR NOT.
WMO
Force
Classification
Calm
0
Light Air
1
Light Breeze
2
Gentle Breeze
3
Moderate Breeze
4
Fresh Breeze
5
6
Strong Breeze
Near Gale
7
Gale
8
Strong Gale
9
Storm
10
Violent Storm
11
Hurricane
12
Wind
To Wing, or not to
(Knots)
Wing?
Less
Get the SUP out!
than 1
1-3
SUP.
WING SUP or WING
4-6
FOIL with gear for light
wind and small jig.
WING SUP or WING
FOIL light wind for all
7-10
jigs with the right gear
and pumping technique.
WING SUP or WING
11-16
FOIL with a big wing.
WING SUP or
17-21
Perfect in WING FOIL!
WING SUP or WING
22-27
FOIL = WINGTASTIC!!!
WING FOIL/WING SUP
28-33
be prudent use small
Wing.
Danger !
34-40
Reserved for only the
brave.
41-47
Bad Idea...
Nice watching the
48-55
Ocean with a cup of Hot
Chocolate.
Maybe watch the
56-63
GONG Surfboards
Youtube Channel?
Stay home, board
up windows, wait for
64+
the rapture in good
company ;)
EN
On the Water
Sea surface smooth and
mirror-like.
Scaly ripples, no foam
crests.
Small wavelets, crests
glassy, no breaking.
Large wavelets, crests
begin to break, scattered
whitecaps.
Small waves 1-4 ft.
becoming longer,
numerous whitecaps.
Moderate waves 4-8 ft
taking longer form, many
whitecaps, some spray.
Larger waves 8-13 ft,
whitecaps common, more
spray.
Sea heaps up, waves 13-
19 ft, white foam streaks off
breakers.
Moderately high (18-25 ft)
waves of greater length,
edges of crests begin to
break into spindrift, foam
blown in streaks.
High waves (23-32 ft),
sea begins to roll, dense
streaks of foam, spray may
reduce visibility.
Very high waves (29-41 ft)
with overhanging crests,
sea white with densely
blown foam, heavy rolling,
lowered visibility.
Exceptionally high (37-52 ft)
waves, foam patches cover
sea, visibility more reduced.
Air filled with foam, waves
over 45 ft, sea completely
white with driving spray,
visibility greatly reduced.
- 32
On Land
Calm, smoke rises
vertically.
Smoke drift indicates
wind direction, still wind
vanes.
Wind felt on face, leaves
rustle, vanes begin to
move.
Leaves and small twigs
constantly moving, light
flags extended.
Dust, leaves, and loose
paper lifted, small tree
branches move.
Small leaves in trees
begin to sway.
Larger tree branches
moving, whistling in
wires.
Whole trees moving,
resistance felt walking
against wind.
Twigs breaking off trees,
generally impedes
progress.
Slight structural damage
occurs, slate blows off
roofs.
Lots of damage.
Seriously lots of damage,
your Insurance Agent is
crying his mama...
Apocalypse now,
Insurance Agent left the
country...
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