Time lapse of white fluffy cumulonimbus clouds forming before thunderstorm on summer blue sky. Moving and changing cloudscape weather. White big fluffy cumulonimbus clouds and blue sky. Cumulus ...

Time lapse of white fluffy cumulonimbus clouds forming before thunderstorm on summer blue sky. Moving and changing cloudscape weather. White clouds in the blue sky. Cloudscape motion freedom. Energy ...

Cumulonimbus clouds shoot up through the atmosphere, creating a tower known as an anvil - a clear sign thunderstorms are in the forecast. Their pouch-like appearance will make you do a double take ...

The new system is designed to foresee the formation of linear rainbands, which comprise rows of cumulonimbus clouds stretching ... of the line-shaped rainbands forming, it can issue earlier ...

However, if the air is particularly warm and humid, and the atmosphere above is much colder, cumulus clouds can rapidly grow vertically into cumulonimbus. When the edges of these clouds look ...

Minimum temperatures will be from 7 to 12°, in Sofia – around 9°, BNR reported. It will be sunny in the first half of the day. Around and after noon, cumulus and cumulonimbus clouds will develop, and ...

In the morning hours, visibility will be reduced in places in the plains and lowlands. Before noon, it will be sunny in most of the country, with scattered clouds over the northeastern regions.

Middle or mid-level clouds usually are around 10,000 feet in altitude and are associated with the ‘alto-’ prefix. High clouds are often 20,000 feet or higher and have a ‘cirro-’ prefix. Cumulonimbus: ...

These clouds usually signal fair weather. However, when the air is especially warm and humid, and much colder air sits above it, cumulus clouds can grow taller and turn into cumulonimbus clouds – the ...