Cyclone Severity Table & Cyclone Tracking Map
The severity of a tropical cyclone is described in terms of categories ranging from 1 (weakest) to 5 (strongest) related to the maximum wind gusts as shown in this table.
Please note that the descriptions of damage are indicative only, as damage may vary between localities due to factors such as building standards, surface flooding etc.
Cyclone Severity Table
| Category | Average Wind (Km/h) | Strongest Gust (Km/h) | Central Pressure (hPa) | Typical Effects |
|---|
| 1 |
63 - 90 |
Less than 125 |
Greater than 985 |
Negligible house damage. Damage to some crops, trees and caravans. Craft may drag moorings. |
|---|
| 2 |
90 - 120 |
126 - 169 |
985 - 970 |
Minor house damage. Significant damage to signs, trees and caravans. Risk of power failure. Small craft may break moorings. |
|---|
| 3 |
120 - 160 |
170 - 224 |
970 - 945 |
Some roof and structural damage. Some caravans destroyed. Power failures likely. |
|---|
| 4 |
160 - 200 |
225 - 279 |
945 - 920 |
Significant roof loss and structural damage. Many caravans destroyed and blown away. Dangerous airborne debris. Widespread power failure. |
|---|
| 5 |
More than 200 |
280 and greater |
Below 920 |
Extremely dangerous with widespread destruction. |
|---|
To view a cyclone tracking chart, click here.