Crazy Squall Line Passed Over The Gulf Coast Last Night

Last night, a textbook squall line (called a quasi-linear convective system, or QLCS) marched off the coast of Texas, and moved across the northern Gulf of Mexico. The northern portion of this came ashore in southern Louisiana, and developed into what was a classic look for a strong QLCS. The red X indicates the location of […]


Every now and then a particular synoptic setup occurs in which a large complex of thunderstorms tracks hundreds of miles and causes widespread wind damage.  When these bow echoes remain fairly organized and severe over a certain distance and length of time, they are often referred to as Derechos; a Spanish word which means “direct” or “straight […]