Standing tall at 11,250 feet, Mount Hood usually has the sky to itself. That wasn’t the case last week when, during an already-stunning sunrise, a giant lenticular cloud formed over the peak ...

Lenticular clouds are stationary lens-shaped clouds that form at high altitudes, and are normally aligned perpendicular to the wind direction.

The formal name of this cloud is an altocumulus standing lenticular cloud.

They say the Altocumulus Standing Lenticular clouds (that's their official name) were seen just inland from the North Bay and over the western Central Valley this evening as the sun set.

There are three main types of lenticular clouds: altocumulus standing lenticular (ACSL), stratocumulus standing lenticular (SCSL), and cirrocumulus standing lenticular (CCSL), varying in altitude ...

Lenticular clouds — officially known as Altocumulus Standing Lenticular clouds and often resembling flying saucers — are formed when an “optimal flow” of fast moving, and roughly ...

The wispy oblong, known by locals as the "Taieri Pet," is an elongated altocumulus standing lenticular cloud (ASLC) that frequently appears between the towns Middlemarch and Hyde in the Otago ...

The peculiar cigar-shaped cloud is called an altocumulus standing lenticular cloud (ASLC) and is created when winds encounter a steep barrier such as a mountain range, Nasa explained in a statement.

Though it sounds like alien sci-fi, there's a perfectly reasonable explanation: the peculiar cloud is an altocumulus standing lenticular cloud (ASLC), according to NASA, which is created when ...

Brittain said the clouds are called mountain wave clouds, or, technically, altocumulus standing lenticular. Check out these images captured by Calgarians: ...