| Typy povětrnostních situací na území České republiky v roce 2021 | ||||||||||||
| DEFINITIVNÍ VERZE! | ||||||||||||
| I | II | III | IV | V | VI | VII | VIII | IX | X | XI | XII | |
| 1. | B | SWc2 | A | NWc | B | Ea | B | SWc2 | NWa | Sa | SWc1 | Bp |
| 2. | B | SWc2 | A | NWc | Bp | Ea | B | SWc2 | NWa | Sa | SWc1 | Bp |
| 3. | B | SWc2 | A | NWc | Ap2 | Ea | Ap1 | SWc2 | NWa | Sa | B | Ap1 |
| 4. | Ec | Vfz | Nc | Ap3 | Wcs | Ea | SWc1 | SWc2 | NWa | Sa | B | B |
| 5. | Ec | Vfz | Nc | Nc | Wcs | B | SWc1 | NEc | Ea | B | B | B |
| 6. | C | SEc | Ap2 | Nc | Wcs | B | SWc1 | SWc1 | Ea | B | Ap2 | B |
| 7. | C | SEc | Ap2 | NWc | Wcs | NEa | SWc1 | SWc1 | SEa | Ea | Bp | SWc1 |
| 8. | NEc | Ec | Nc | NWc | Ap1 | NEa | B | SWc1 | SEa | Ea | Bp | SWc1 |
| 9. | NEc | Ec | B | SWa | Sa | NEc | B | Wal | SEa | Ea | Ap2 | B |
| 10. | Ap2 | NEc | B | SWa | Sa | NEc | Ap1 | Wal | Bp | Ea | SWa | B |
| 11. | Ap2 | NEc | Wc | SWa | B | NEc | B | Wal | Bp | NWc | SWa | Ap1 |
| 12. | NWc | NEc | Wc | Bp | B | Bp | B | Wal | Ap3 | NWc | SWa | Wc |
| 13. | NWc | NEc | Wc | Bp | B | Ap2 | C | Wal | Ap3 | NWc | Vfz | Wc |
| 14. | NEc | Ap4 | NWc | NEc | B | Ap2 | C | Wal | Ap3 | NWc | SEa | Wc |
| 15. | NEc | SWc2 | NWc | NEc | Wcs | Ap2 | Cv | Wal | Vfz | NWc | SEa | NWc |
| 16. | NEc | SWc2 | Nc | NEc | Wcs | SEa | Cv | NWc | Vfz | Ap2 | SEa | NWc |
| 17. | NEc | SWc2 | Nc | NEc | Wcs | SEa | Cv | NWc | NEc | Ap2 | NWc | NWa |
| 18. | SWc2 | SWc2 | NEc | NEc | Wcs | SEa | NWa | NWc | NEc | Ap2 | NWc | NWa |
| 19. | SWc2 | Bp | NEc | NEc | Wcs | SEa | NWa | Wal | NEa | SWc2 | NWc | Nc |
| 20. | SWa | Sa | NWc | NEc | Wcs | SEa | NWa | Wal | NEa | SWc2 | NWc | Nc |
| 21. | SWa | Sa | NWc | Nc | SWc2 | B | NWa | Wal | Vfz | NWc | NWc | Ap4 |
| 22. | B | Sa | NWc | Nc | SWc2 | B | NWa | Vfz | Vfz | NWc | Bp | Ap4 |
| 23. | B | SWa | NWc | NWa | SWc2 | B | NWa | Vfz | Wc | Ap2 | Ap2 | SWc2 |
| 24. | B | SWa | Wa | NWa | Bp | B | B | NEc | Wc | Ap2 | Sa | SWc2 |
| 25. | B | SWa | Wa | NWa | Bp | B | B | NEc | SWa | SWa | Sa | Nc |
| 26. | NWc | Bp | Wa | NWa | B | Ap3 | SWc1 | C | SWa | SWa | B | Ap3 |
| 27. | NWc | NWa | Bp | SEa | B | Ap3 | SWc1 | C | Bp | A | B | Ap3 |
| 28. | Wcs | NWa | Wa | SEa | B | Ap3 | SWc1 | C | Bp | A | B | Bp |
| 29. | Wcs | Wa | B | Cv | B | Ap2 | NEc | Bp | Sa | B | Bp | |
| 30. | Wcs | A | B | Cv | B | SWc2 | NEc | Ap1 | Sa | NWc | SWc2 | |
| 31. | Ap3 | A | Ea | SWc2 | NEc | Sa | SWc2 | |||||