TROPICAL CYCLONES IN 2012
Table 1.4
Meaning of tropical cyclone warning signals in Hong Kong in 2012
| Signals | Symbol Display | Meaning of Signals | |
|---|---|---|---|
| Standby | 1 |  |
A tropical cyclone is centred within about 800 km of Hong Kong and may affect the territory. |
| Strong Wind | 3 |  |
Strong wind is expected or blowing generally in Hong Kong near sea level, with a sustained speed of 41-62 kilometres per hour (km/h), and gusts which may exceed 110 km/h, and the wind condition is expected to persist. |
|
NW’LY |
8NW |  |
Gale or storm force wind is expected or blowing generally in Hong Kong near sea level, with a sustained wind speed of 63-117 km/h from the quarter indicated and gusts which may exceed 180 km/h, and the wind condition is expected to persist. |
|
SW’LY |
8SW |  |
|
|
NE’LY |
8NE |  |
|
|
SE’LY Gale or Storm |
8SE |  |
|
|
Increasing |
9 |  |
Gale or storm force wind is increasing or expected to increase significantly in strength. |
| Hurricane | 10 |  |
Hurricane force wind is expected or blowing with sustained speed reaching upwards from 118 km/h and gusts that may exceed 220 km/h. |
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