| Category | Weight of the flooding due to marine upwelling | Weight of flooding due to rains |
| Tropical Wave | ≤0.25 | ≥0.76 |
| Disturbance | ≤0.25 | ≥0.76 |
| Depression | ≤0.25 | ≥0.76 |
| Tropical storm | ≤0.25 | ≥0.76 |
| Hurricane | ||
| Category 1 | ≤0.25 | ≥0.76 |
| Category 2 | From 2 6 - 0.50 | From 0.5 1 - 0.75 |
| Category 3 | 0.50 | 0.50 |
| Category 4 | From 0.5 1 - 0.75 | From 2 6 - 0.50 |
| Category 5 | ≥0.76 | ≤0.25 |