Thunderstorms
5 questions tagged Thunderstorms — spanning every one of the seven Ws.
Why do some thunderstorms produce greenish-looking skies before they strike?
A green tint can appear when very dense storm clouds scatter light in a way that makes sunlight look greenish, often because of heavy rain and hail inside the storm. It does not always mean a tornado is coming, but it can signal severe weather.
Why do thunderstorms often build up in the afternoon instead of in the morning?
The ground heats up through the day, making warm air rise more strongly and helping clouds grow into thunderstorms. Morning air is often more stable before the sun has had time to warm the surface.
Which place is most often cited for the highest average number of thunderstorms per year in the United States?
Florida, especially around central and southern areas, leads the United States in thunderstorm frequency. Warm, humid air and sea breezes fuel frequent storms.
Why do some thunderstorms suddenly collapse into heavy rain and cool air after being so intense?
As rain and hail fall through dry air, evaporation and melting cool the air, making it denser and causing a downdraft. That cold air rushes outward at the ground as a gust front.
Which place experiences the highest annual thunderstorm frequency?
Lake Maracaibo in Venezuela is one of the world’s most thunderstorm-prone regions, with the Catatumbo Lightning phenomenon producing storms on many nights each year.