Fog is near or on the ground.
A funnel cloud that touches the ground is a tornado.
A funnel cloud touching the ground is a tornado. This occurs when the rotation of a funnel cloud extends to the surface, resulting in destructive winds and potentially dangerous conditions. Tornadoes are characterized by their funnel-shaped cloud and intense swirling winds.
A funnel cloud that touches the ground is commonly known as a tornado.
fogfogA cloud that forms close to the ground is known as a stratus cloud.
Nimbus
rain
Fog
Yes, it must extend from cloud base to the ground.
A fog is a low travelling rain cloud that is touching the ground.
Mist or fog.
fog
Fog