Derecho, spanish for straight

Yesterday's classic derecho, a fast moving line of severe "straight-line" winds associated with a squall of violent thunderstorms, travelled close to 700 miles in 10 hours. Read related story.

Mapping the Derecho's path towards metropolitan Washington D.C.

Sources: NOAA/National Weather Service, Storm Prediction Center. By Laris Karklis/The Washington Post. Published on June 30, 2012, 9:17 p.m.

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