usually low and darker. a good rule of thumb is the nastier and more threatening clouds look then the worse the weather will be.
Stratus clouds are not high: they are in the low or middle regions of the troposphere.
low type
High cloud, middle cloud, low cloud, and anvil heat.
stratus cloud
Fog is just a cloud that is low enough to touch the earth's surface. Yea fog is a cloud.
Unlikely, since by definition strutus is a low cloud type while Ac is a middle-level cloud type.
Cumulonimbus clouds span the entire distance from low to high altitude, and so do not fit into any of the three height classifications.
low type
low type
low greyish cloud
High cloud, middle cloud, low cloud, and anvil heat.
Stratus
Nimbo-stratus and stratus clouds form at low altitudes.
is alto cumulus a high, low are middle cloud
stratus cloud
A stratus cloud
The list of cloud types groups the main genera as high (cirrus, cirro-), middle (alto-), multi-level (nimbostratus, cumulus, cumulonimbus), and low (stratus, strato-) according to the altitude level or levels at which each cloud is normally found.
cumulus,stratus,and fog
stratus