Are thunderstorms dangerous?

All thunderstorms are dangerous.

About 10% of the thunderstorms that occur each year in the United States are classified as severe. (A thunderstorm is considered severe if it produces hail at least 3/4 inch in diameter, winds 58 mph or greater or tornadoes.)

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Current 61°F 53°F
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Record 71°F February 15, 1949 -5°F February 15, 1943