Moderate/strong wind fields throughout atmosphere; 850 mb wind speeds 30-60 kts common with upper-level jet stream axis aloft nearby (often north and/or west of ...

A squall line, or more accurately a quasi-linear convective system (QLCS), is a line of thunderstorms, often forming along or ahead of a cold front.

... winds, large hail, and frequent lightning. Squall lines can extend to hundreds of miles in length, simultaneously affecting several states at a time. They ...

May 16, 2022 · Squall lines can stretch for hundreds of miles and persist for many hours, producing destructive winds, hail and even tornadoes along their path.

A Squall Line contains heavy precipitation, hail, frequent lightning, strong, straight line winds, and possibly tornadoes and waterspouts.

A squall line is a group of storms arranged in a line, often accompanied by “squalls” of high wind and heavy rain. Squall lines tend to pass quickly and are ...

Presence of convergence in the lower levels can enhance the squall line potential. Cool Season and Spring. ○ Strong southerly winds present, which helps with ...

Squall lines are also triggered along coastlines, due to differential surface heating, and wind shear lines. Increasing mid- to upper-level shear marks ...

While squall lines can produce any kind of severe weather, they most prominently produce damaging straight-line winds. The convection in a squall line tends to ...