La Crosse Technology WS-9046U Instruction Manual page 12

4. The WIND SPEED LCD will now show the maximum wind gust.
5. Press and release the WIND/RAIN/SNZ button.
6. The WIND SPEED LCD will now show the minimum wind chill.
7. Press and release the WIND/RAIN/SNZ button.
8. The WIND SPEED LCD will now show the maximum wind chill.
To reset the maximum and minimum wind/wind chill values:
1. Select the value you wish to reset by pressing and releasing the WIND/SNZ button.
2. Press and hold the SET button for 5 seconds.
3. The record will now be reset and show either 0.0 for max wind speed and wind gust or the current
wind chill in the OUTDOOR LCD.
To return to the normal viewing mode:
1. Press and release the ALM/+ button or
2. After 15 seconds the display will automatically return to the normal viewing mode.
VIII. BEAUFORT SCALE WIND SPEED
The Beaufort Scale wind meter is located at the top of the WIND
SPEED LCD. It corresponds to the average wind speed and not the
gust. On the following pages is a list of the Beaufort Scale and the
wind speeds it corresponds to.
fort Number
or Force
mph
0 <1
1-3
1
mph
4-7
2
mph
8-12
3
mph
13-18
4
mph
19-24
5
mph
25-31
6
mph
Wind Speed
km/hr knots
<1 <1
1-5 1-3
kph knots
6-11 4-6
kph knots
12-19 7-10
kph knots
20-28 11-16
kph knots
29-38 17-21
kph knots
39-49 22-27
kph knots
11
Description Effects Land / Sea
Still, calm air, smoke
will rise vertically.
Calm
Water is mirror-like.
Rising smoke drifts,
wind vane is inactive.
Light Air
Small ripples appear
on water surface.
Leaves rustle, can
feel wind on your
face, wind vanes
begin to move.
Light Breeze
Small wavelets
develop, crests are
glassy.
Leaves and small
twigs move, light
weight flags extend.
Gentle Breeze
Large wavelets,
crests start to break,
some whitecaps.
Small branches
move, raises dust,
leaves and paper.
Moderate Breeze
Small waves
develop, becoming
longer, whitecaps.
Small trees sway.
White crested
Fresh Breeze
wavelets (whitecaps)
form, some spray.
Large tree branches
move, telephone
wires begin to
"whistle", umbrellas
Strong Breeze
are difficult to keep
under control.
Larger waves form,
whitecaps prevalent,