Areas of Severe Thunderstorms and Excessive Rainfall through This Weekend

Several rounds of severe thunderstorms are ongoing and expected from the central and southern High Plains to the Southeast U.S. through Sunday. Large hail, damaging winds, and a few tornadoes will be possible. Thunderstorms may also bring areas of excessive rainfall which could bring flooding to parts of the aforementioned areas through Sunday. Read More >

WFO DLH SA Display-Short Term Winter Diagnostics

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SPC Mesoanalysis

925mb T	850mb T	SFC Tw	925-850mb Fn	850-700mb Fn	Mid Level L.R	Diff. Vort Advection	Jet Circulation
800-750bmb EPVg	650-500mb EPVg	Dendritic Growth Zone Depth	Dendritic RH and Omega	MaxTw Lowest 400mb	Snow Squall Parameter	LES 1	LES 2

Dendritic Layer (Omega * PW * RH) OPRH

The product of vertical motion, precipitable water, and relative humidity in the dendritic growth layer. Values will be most negative (favorable for snow growth) where strong ascent coincides with saturation in the dendritic growth layer.

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Areas of Severe Thunderstorms and Excessive Rainfall through This Weekend

NWS Duluth Situational Awareness