7
8
9
10
11
12
mph
mph
mph
mph
mph
73+ mph
kph
kph
kph
kph
kph
118+
kph
64+
knots
|
|
| spray. |
|
|
|
|
| |
|
|
|
|
|
|
|
| Large trees sway, |
|
|
|
|
| |
|
|
| becoming difficult to |
|
| Moderate or Near |
| walk. |
|
|
| Larger waves |
| |
| Gale |
|
| |
|
| develop, white foam |
| |
|
|
|
| |
|
|
| from breaking waves |
|
|
|
| begins to be blown. |
|
|
|
|
|
|
|
|
| Twigs and small |
|
|
|
|
| |
|
|
| branches are broken |
|
|
|
| from trees, walking is |
|
| Gale or Fresh Gale |
| difficult. |
|
|
| Moderately large |
| |
|
|
|
| |
|
|
| waves with blown |
|
|
|
| foam. |
|
|
|
|
|
|
|
| Slight damage occurs to |
| |
|
| buildings, shingles are |
| |
|
| blown off of roofs. |
| |
Strong Gale | High waves (6 meters), |
| ||
|
| rolling seas, dense |
| |
|
| foam, Blowing spray |
| |
|
| reduces visibility. |
| |
|
|
|
| |
|
| Trees are broken or |
| |
|
|
| ||
|
| uprooted, building |
| |
|
| damage is |
| |
|
| considerable. |
| |
Whole Gale or Storm | Large waves |
| ||
meters), overhanging |
| |||
|
|
| ||
|
| crests, sea becomes |
| |
|
| white with foam, heavy |
| |
|
| rolling, reduced |
| |
|
| visibility. |
| |
|
|
|
| |
|
| Extensive widespread |
| |
|
|
| ||
|
| damage. |
| |
Violent Storm | Large waves |
| ||
meters), white foam, |
| |||
|
|
| ||
|
| visibility further |
| |
|
| reduced. |
| |
|
|
|
| |
|
| Extreme destruction, |
| |
|
| devastation. |
| |
|
| Large waves over 14 |
| |
Hurricane | meters, air filled with |
| ||
|
| foam, sea white with |
| |
|
| foam and driving spray, |
| |
|
| little visibility. |
| |
|
|
|
|
|
IX. RAINFALL MEASUREMENT
If you have purchase the optional Rain Sensor, the rainfall measurement can be viewed in the WIND SPEED LCD, otherwise, the rainfall information will not be shown.
Simply press the WIND/RAIN/SNZ button to toggle between Wind and Rain display.
In the WIND SPEED LCD you can view also three kinds of rainfall measurements:
1.Rainfall volume in the past 1 hour;
2.Rainfall volume in the past 24 hours;
3.Total rainfall volume from starting the measurement
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