Brief Description of Warning Symbols
The following warnings are issued by the Hong Kong Observatory to the public:
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Very Hot Weather Warning | ![]() |
Amber Rainstorm Warning Signal |
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Red Rainstorm Warning Signal | ![]() |
Black Rainstorm Warning Signal |
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Standby Signal No. 1 | ![]() |
Strong Wind Signal No. 3 |
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No. 8 Southeast Gale or Storm Signal | ![]() |
No. 8 Southwest Gale or Storm Signal |
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No. 8 Northeast Gale or Storm Signal | ![]() |
No. 8 Northwest Gale or Storm Signal |
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Increasing Gale or Storm Signal No. 9 | ![]() |
Hurricane Signal No. 10 |
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Thunderstorm Warning | ![]() |
Special Announcement on Flooding in Northern New Territories |
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Landslip Warning | ![]() |
Cold Weather Warning |
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Strong Monsoon Signal | ![]() |
Frost Warning |
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Red Fire Danger Warning | ![]() |
Yellow Fire Danger Warning |
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Tsunami Warning |