The kids learn the upside of a rainy day – rainbows. They learn how the rainbows form. They also come up with a song to help them remember the colors of the rainbow.

Hank explains how tropical storms occur and goes in to depth about the Great Lakes Tropical Storm of 1996, Hurricane Huron.

Hurricanes can cause extreme destruction. Hurricane forecasters are trying to develop ways to improve forecasting a storm's intensity and path.

Forecasters can predict when they believe tornadoes may form with radar research in severe storms. Tornadoes can be extremely devasting ripping through towns and occuring very quickly sometimes with little warning.

Strong stormy weather can cause flash floods. This is when heavy rain pours down on a region and very quickly floods an area. Scientists are trying to find ways to warn people before flooding hits by studying weather patterns.