A shelf cloud is NOT a tornado cloud (for the most part). You typically see them on the leading edge of a thunderstorm line segment or squall line. The drop in the clouds that forms the shelf is ...

Travel should be paused when a squall line hits. 5. Dangerous Lightning: Thousands of cloud-to-ground lightning strikes per ...

WHAT TO EXPECT: A slow-moving squall line will move through the Pine Belt during the overnight hours. This setup will mainly be a damaging wind event. This could cause trees to fall and power outages.

KUALA LUMPUR: Flash floods here Tuesday morning were caused by the movement of a squall line that brought in thunderstorms and heavy rain. According to the Malaysian Meteorological Department ...