Dark rain Clouds are clouds that are black when it rains
OBSCURUS = Dark imber = rain cloud Obscurus Imber = Dark Rain Cloud
No
Dark rain Clouds are clouds that are black when it rains
When a cloud is this thick and big, the chance of it producing rain is a lot greater. So colloquially it's not unfair to say that dark clouds produce rain.
cirrus clouds are dark and usally bring rain
cirrus
cirrus
If there is DARK clouds and there is cold air then there is a good chance of rain.
Dark rain clouds are typically low-lying clouds that appear dark and heavy due to their high water content. These clouds often indicate the presence of precipitation, such as rain or storms, and can create overcast and gloomy weather conditions.
cumulanimbus: rain cloud.
nimbostratus
rain clouds