EGU25-16774, upda ed on 21 No 2025
h ps://doi.o g/10.5194/egusphe e-egu25-16774
EGU Gene al Assembly 2025
© Au ho (s) 2025. This wo k is dis ibu ed unde
he C ea i e Commons A ibu ion 4.0 License.
Analysis o Cloud Types and hei Geome ical P ope ies o e he
Medi e anean using CloudSa Obse a ions
Iliana Kou soupi1,2, Eleni Ma inou1, Kalliopi A emis Voudou i1,3, Ioanna Tsikoudi1,2, Pe is e a
Paschou1,3, Vassilis Ami idis1, Alessand o Ba aglia4, Pa los Kollias5, and Eleni Giannakaki2
1Ins i u e o As onomy, As ophysics, Space Applica ions and Remo e Sensing, Na ional Obse a o y o A hens, A hens,
G eece ([email p o ec ed])
2Depa men o Physics, Sec ion o En i onmen al Physics-Me eo ology, Na ional and Kapodis ian Uni e si y o A hens,
A hens, G eece
3Depa men o Physics, A is o le Uni e si y o Thessaloniki, Thessaloniki, G eece
4Depa men o En i onmen , Land and In as uc u e Enginee ing, Poli ecnico di To ino, Tu in, I aly
5School o Ma ine and A mosphe ic Sciences, S ony B ook Uni e si y, New Yo k, USA
Ea h's clima e sys em and wea he a e a ec ed by clouds, as hey egula e he global adia i e
budge , depending on hei al i ude, s uc u e and composi ion. The e o e, accu a e cloud
in o ma ion is c ucial, pa icula ly abo e he Medi e anean, which is conside ed as a clima e
ho spo .
In his wo k we u ilize space-based ada p oduc s om he CloudSa mission o p o ide s a is ics
on he p ope ies o he clouds obse ed abo e he Medi e anean du ing he pe iod 2007 – 2017.
CloudSa ’s payload, he Cloud P o iling Rada (CPR), is he i s spacebo ne 94-GHz (W-band) ada
p oducing e ical cloud p o iles o e he globe. Th ee domains a e selec ed in he Medi e anean
o s udy he geome ical p ope ies and he cloud ypes by mon h and al i ude.
Ou esul s e eal ha low-le el clouds a e dominan abo e he Medi e anean egion especially
du ing win e and sp ing pe iods, mainly appea ing a al i ude up o 4 km, while high clouds
p e ail h oughou he yea a al i udes be ween 9 and 14 km, excep in July and Augus abo e he
Eas Medi e anean, whe e hey a e nea ly absen . In he Eas Medi e anean, a highe equency
o low-le el clouds is obse ed du ing he summe pe iod. The majo i y o he deep con ec i e
clouds a e obse ed abo e he Wes and Cen al Medi e anean, indica ing he in luence o he
A lan ic sys ems and he mid-la i ude cyclones on he Medi e anean wea he condi ions.
Addi ionally, a cloud clima ology is cons uc ed in o de o examine ends in each cloud ype.
The esul s om his in e compa ison will be used o de i e a be e unde s anding o he model's
limi a ions o accu a ely p edic cloud geome ical and mic ophysical p ope ies in he egion, and
o imp o e he ae osol-cloud in e ac ion model ep esen a ion.
The esea ch wo k was suppo ed by he Hellenic Founda ion o Resea ch
and Inno a ion (H.F.R.I.) unde he “Basic Resea ch Financing
(Ho izon al suppo o all Sciences), Na ional Reco e y and Resilience
Plan (G eece 2.0)” (P ojec Numbe : 015144)
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