| Level | Hours | ||||||||||
| 1-hPa (~28 miles) | 0 | 24 | 48 | 72 | 96 | 120 | 144 | 168 | 192 | 216 | 240 |
| 2-hPa (~25 miles) | 0 | 24 | 48 | 72 | 96 | 120 | 144 | 168 | 192 | 216 | 240 |
| 5-hPa (~21 miles) | 0 | 24 | 48 | 72 | 96 | 120 | 144 | 168 | 192 | 216 | 240 |
| 10-hPa (~19 miles) | 0 | 24 | 48 | 72 | 96 | 120 | 144 | 168 | 192 | 216 | 240 |
| 30-hPa (~14 miles) | 0 | 24 | 48 | 72 | 96 | 120 | 144 | 168 | 192 | 216 | 240 |
| 50-hPa (~12miles) | 0 | 24 | 48 | 72 | 96 | 120 | 144 | 168 | 192 | 216 | 240 |
| 70-hPa (~11 miles) | 0 | 24 | 48 | 72 | 96 | 120 | 144 | 168 | 192 | 216 | 240 |
| 100-hPa (~9 miles) | 0 | 24 | 48 | 72 | 96 | 120 | 144 | 168 | 192 | 216 | 240 |