Monthly Archives: April 2011

When is the Severe Weather Season?

As the threat of winter snows recedes across the country, it is replaced by the threat of severe weather (i.e. thunderstorms with hail, damaging winds and tornadoes). The severe weather season, though broadly spanning March – August across the United States, is actually quite regional. Continue reading

Category: Severe Weather
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How Does Hail Form?

Hail is precipitation in the form of large balls or lumps of ice. There was a storm that produced hail early last week. Hailstones begin as small ice particles that grow primarily by accretion; to grow large, they require abundant water droplets. As the hailstone moves up and down through a storm, it collides with water droplets Continue reading

Category: Phenomena
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