What is a tsunami cloud?

Charlie Taylor, a nine-year-old boy from LLandudno, Wales, has spotted a rare rolling "tsunami cloud" in the sky. Known as an Arcus cloud, they are spectacular low-level, long and thin clouds often associated with powerful thunderstorms.

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What does a tsunami cloud look like?

What causes a shelf cloud? (KEYC) - A shelf cloud is a long wedge shape cloud that forms on the leading edge of a squall line or multi-cluster storm system. Shelf clouds form as cold air within the storm rushes out lifting warm moist air ahead of the storm. As that warm air lifts it condenses and a shelf cloud forms.

You can also ask what does a rolling cloud mean?

Roll Clou. A low, horizontal tube-shaped arcus cloud associated with a thunderstorm gust front (or sometimes with a cold front). Roll clouds are relatively rare; they are completely detached from the thunderstorm base or other cloud features, thus differentiating them from the more familiar shelf clouds. Then, what is the rarest cloud? Kelvin Helmholtz Waves are perhaps the rarest cloud formation of all. Rumored to be the inspiration for Van Gogh's masterpiece "Starry Night", they are incredibly distinctive. They are mainly associated with cirrus, altocumulus, and stratus clouds over 5,000m.

What is the highest cloud ever recorded?

Noctilucent clouds They are the highest clouds in Earth's atmosphere, located in the mesosphere at altitudes of around 76 to 85 km (249,000 to 279,000 ft). Noctilucent cloud. Noctilucent clouds Noctilucent clouds over Kuresoo bog, Viljandimaa, Estonia Abbreviation NLC/PMC Altitude 76,000 to 85,000 m (250,000 to 280,000 ft) Classification Other 1 more row Keeping this in consideration, has australia had tsunami? There have been over fifty recorded incidents of tsunamis affecting the Australian coastline since European settlement. Most of these tsunamis have resulted in dangerous rips and currents rather than land inundation. In 1994 a tsunami travelled 300 metres inland in the Onslow-Exmouth region of WA.