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genus of clouds. They tend to form broad layers of individual, cell-like clumps, often separated from each other, though they sometimes can coagulate into a larger individual cloud. They often have a vertical extent of less than 500 m. Due to their formation dynamics, they are commonly associated
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859:
151:
clouds, which precipitate. Altocumulus stratiformis clouds may also form when a cold front is approaching, due to the difference in air masses.
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147:, often associated with nearby systems of low pressure, can depress the altitude of stratiformis into the lower atmosphere, often evolving into
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The presence of stratiformis clouds in the mid-levels of the atmosphere is indicative of some instability at that level; atmospheric
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and selected species, supplementary features, and other airborne
223:"Nimbostratus Clouds: dark, low-level clouds with precipitation"
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856:
Cumulus castellanus (unofficial alternative name for Cu con))
187:"Altocumulus Stratiformis Clouds - EPOD - a service of USRA"
388:
No differentiated sub-types; tends to resemble cirrostratus
1234:
862:
term for Cu con and "Cu cas" is
Towering cumulus ))
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1183:(Mother cloud)+mutatus (e.g. cumulomutatus (cumut)
1180:(Mother cloud)+genitus (e.g. cumulogenitus (cugen)
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33:Altocumulus stratiformis over Germany in 2011
8:
135:with the imminent arrival of precipitation.
111:Patchy and shallow; often semi-transparent.
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360:Nacreous polar stratospheric clouds (PSC)
281:Latin terminology except where indicated
584:Mutatus non-height specific (see below)
160:
18:
7:
1215:
1213:
986:Stratocumulus stratiformis (Sc str)
981:Stratocumulus lenticularis (Sc len)
169:"Altocumulus stratiformis (Ac str)"
971:Stratocumulus castellanus (Sc cas)
527:Cirrocumulus stratiformis (Cc str)
522:Cirrocumulus lenticularis (Cc len)
130:is the most common species of the
14:
643:Altocumulus stratiformis (Ac str)
638:Altocumulus lenticularis (Ac len)
512:Cirrocumulus castellanus (Cc cas)
1217:
748:Cumulonimbus capillatus (Cb cap)
623:Altocumulus castellanus (Ac cas)
381:polar stratospheric clouds (PSC)
927:St-only genitus cloud and other
563:Cirrostratus nebulosus (Cs neb)
996:Stratocumulus volutus (Sc vol)
976:Stratocumulus floccus (Sc flo)
757:Cb-only supplementary features
558:Cirrostratus fibratus (Cs fib)
1:
934:Stratus silvagenitus (St sil)
792:Cumulonimbus flumen ((Cb flu)
785:Cb-only accessories and other
633:Altocumulus lacunosus (Ac la)
517:Cirrocumulus floccus (Cc flo)
1233:. You can help Knowledge by
743:Cumulonimbus calvus (Cb cal)
648:Altocumulus volutus (Ac vol)
628:Altocumulus floccus (Ac flo)
322:Noctilucent type III billows
16:Species of Altocumulus cloud
697:Nimbostratus virga (Ns vir)
440:Cirrus castellanus (Ci cas)
1301:
1212:
918:Stratus nebulosus (St neb)
852:Cumulus congestus (Cu con)
846:Cumulus mediocris (Cu med)
481:Cirrus vertebratus (Ci ve)
325:Noctilucent type IV whirls
775:Cumulonimbus murus ((mur)
764:Cumulonimbus cauda ((cau)
455:Cirrus spissatus (Ci spa)
319:Noctilucent type II bands
173:International Cloud Atlas
26:
913:Stratus fractus (St fra)
841:Cumulus humilis (Cu hum)
820:Variable vertical extent
770:Cumulonimbus incus (inc)
445:Cirrus fibratus (Ci fib)
316:Noctilucent type I veils
310:Polar mesospheric clouds
128:Altocumulus stratiformis
22:Altocumulus stratiformis
991:Stratocumulus Undulatus
476:Cirrus intortus (Ci in)
460:Cirrus uncinus (Ci unc)
450:Cirrus floccus (Ci flo)
103:Family B (Medium-level)
1229:–related article is a
1131:Supplementary features
1011:supplementary features
1174:and human-made clouds
670:Altostratus undulatus
379:Nitric acid and water
227:ww2010.atmos.uiuc.edu
205:"Altocumulus clouds"
1192:Homomutatus (homut)
1188:Homogenitus (hogen)
1158:Praecipitatio (pra)
370:Lenticular nacreous
93:(6,500 - 20,000 ft)
954:Stratocumulus (Sc)
941:(Fg) Surface level
882:Trade wind cumulus
367:Cirriform nacreous
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1198:
1117:Translucidus (tr)
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1004:
1003:
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889:
811:
810:
727:Towering vertical
724:Cumulonimbus (Cb)
709:
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705:
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680:Nimbostratus (Ns)
656:
655:
591:
590:
571:
570:
541:Cirrostratus (Cs)
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495:Cirrocumulus (Cc)
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469:Ci-only varieties
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1062:Actinoform cloud
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824:
798:Overshooting top
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662:Altostratus (As)
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606:Altocumulus (Ac)
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1138:Asperitas (asp)
1126:
1107:Perlucidus (pe)
1092:Duplicatus (du)
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1064:(Stratocumulus)
1037:accessory cloud
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576:High-level-only
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350:Very high-level
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91:2,000 - 6,000 m
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1172:Mother clouds
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1122:Undulatus (un)
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1097:Lacunosus (la)
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1034:Low-level-only
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1009:Low-level-only
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145:pressure falls
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99:Classification
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1148:Fluctus (flu)
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1112:Radiatus (ra)
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1026:Funnel cloud)
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578:mutatus cloud
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342:Stratospheric
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296:Extreme-level
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117:Precipitation
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52:Altocumulus (
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37:
30:
25:
20:
1235:expanding it
1224:
1209:
1056:Pannus (pan)
1046:Pileus (pil)
1018:Arcus ((arc)
896:Stratus (St)
817:Cumulus (Cu)
794:Beaver tail)
642:
596:Medium-level
405:Tropospheric
275:hydrometeors
226:
217:
208:
199:
190:
181:
172:
163:
149:Nimbostratus
142:
127:
126:
66:stratiformis
54:high, heaped
53:
39:Abbreviation
1285:Cloud stubs
1163:Virga (vir)
1153:Mamma (mam)
1143:Cavum (cav)
1102:Opacus (op)
1051:Velum (vel)
1024:Tuba ((tub)
777:Wall cloud)
766:Tail cloud)
683:Multi-level
423:Cirrus (Ci)
306:Noctilucent
288:Mesospheric
132:Altocumulus
1274:Categories
1076:Non-height
413:High-level
209:Met Office
155:References
108:Appearance
78:perlucidus
1085:Varieties
1039:and other
877:Horseshoe
803:Hot tower
714:Low-level
690:Varieties
139:Formation
81:undulatus
1078:specific
352:15–30 km
298:80–85 km
121:Uncommon
88:Altitude
1280:Cumulus
1060:Other-
963:Species
905:Species
836:Fractus
828:Species
735:Species
615:Species
550:Species
504:Species
432:Species
415:3–18 km
72:Variety
62:Species
1020:Shelf)
716:0–2 km
598:2–8 km
271:genera
42:Ac str
1227:cloud
1225:This
870:Other
308:(NLC)
268:Cloud
48:Genus
1231:stub
860:ICAO
939:Fog
279:WMO
1276::
277:-
225:.
207:.
189:.
171:.
1262:e
1255:t
1248:v
1237:.
858:(
854:(
850:(
260:e
253:t
246:v
229:.
211:.
193:.
175:.
56:)
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