pl23_nssl0041.jpg
Description
Approaching thunderstorm with lead gust front.Rain-cooled air from the storm moves out ahead of the storm.It ploughs under the warm moist air forming a flatshelf cloud.
Credit
NOAA Photo Library, NOAA Central Library; OAR/ERL/National Severe Storms Laboratory (NSSL)
Display Date
1982
Category
NSSL
Sky Scenes
Keywords
Sky Scenes
Clouds