Tropical Depression in the Gulf; Severe Thunderstorms Monday

Tropical Depression Two is expected to gradually strengthen and could bring tropical storm conditions to the Florida Panhandle beginning late Monday. Areas of flash flooding will be possible through Thursday along the eastern and central Gulf Coast. Severe thunderstorms will develop and move along a cold front crossing the Upper Midwest Monday, and through the Ohio Valley/Mid-Atlantic on Tuesday. Read More >

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Automatically generated image showing areas of surface-1km vertical shear.


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Shear (0-1km)

Surface-1-km Vertical Shear is the difference between the surface wind and the wind at 1-km above ground level. These data are plotted as vectors with shear magnitudes contoured. 0-1-km shear magnitudes greater than 15-20 knots tend to favor supercell tornadoes.

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Tropical Depression in the Gulf; Severe Thunderstorms Monday

Convective Parameters Shear - 0-1km