S danom 12.10.2020. od 08 UTC HKZP je uveo promjenu u izdavanju prognoza za letove na nižim nivoima. Umjesto dotadašnjeg izdavanja SWL karata za 5 (ljeti), odnosno 3 (zimi) dnevna termina, uvelo se izdavanje SWL prognoza za 6 vremenskih perioda u danu, a koji ukupno pokrivaju sva 24 sata.
Posljedica ovakve promjene je da će se AIRMET, upozorenje koja se izdaje za pojavu koja nije prognozirane LLF prognozom, izdavati samo u slučajevima nemogućnosti izdavanja SWL prognoze.
From 08 UTC on October 12th 2020 CCL introduced a change in the issuance of forecasts for low level flights. Instead of the issuance of SWL charts for 5 (summer) and 3 (winter) daily times, the issuance of SWL forecasts for 6 time periods per day, which cover a total of 24 hours, was introduced.
The consequence of such a change is that AIRMET, a warning issued for phenomena not predicted by the LLF forecast, will be issued only in cases when a SWL forecast cannot be issued.