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According to USA Today, hail forms when strong updrafts inside a storm blow raindrops back up into sub-freezing layers of the atmosphere. This causes the raindrops to supercool and freeze, in some cases absorbing more mo... More »

www.reference.com Science Weather & Tides Storms

Hail occurs in the summer when strong thunderstorm updrafts carry raindrops high into the atmosphere, where temperatures are below freezing, according to the Atmospheric Sciences Department of Texas A&M University. This ... More »

www.reference.com Science Weather & Tides Weather Seasons

Hail is typically associated with cumulonimbus clouds. The formation of hail is caused by the supercooling of uplifted liquid below freezing temperatures during severe thunderstorms. More »

www.reference.com Science Weather & Tides Clouds
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Thunderstorms cause hail when strong winds push raindrops upward into the atmosphere where the extremely cold air supercools the water and causes it to freeze into spheres of ice. This can occur several times, with balls... More »

www.reference.com Science Weather & Tides Storms

Hail forms as a result of water droplets being carried above the freezing level by updrafts from thunderstorms. If a hailstone falls toward warmer air at the bottom of a thunderstorm, it thaws. However, if it is caught i... More »

www.reference.com Science Weather & Tides

An isolated thunderstorm is a rain-producing storm that impacts a relatively small portion of a meteorologist's forecast territory. Aerostorms indicates that an isolated T-storm affects only 10 to 20 percent of a populat... More »

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Strong warm updrafts carrying large amounts of moisture interacting with fast-moving cool, dry winds above cause tornadoes when the two air currents begin to swirl around each other and reorient toward the ground. The mo... More »

www.reference.com Science Weather & Tides Storms