SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0749 PM CDT Wed Oct 06 2021 Valid 070100Z - 071200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FROM NORTHERN ALABAMA THROUGH MIDDLE TENNESSEE... ...SUMMARY... Isolated severe storms capable of marginally severe hail, damaging winds and a brief tornado remain possible this evening over a part of the Tennessee Valley and nearby Southeast States and Lower Ohio Valley. ...Tennessee Valley area... Scattered showers and thunderstorms will continue developing this evening from northern AL into middle TN within the primary band of ascent associated with an upper low circulation. The atmosphere is only marginally unstable with 500-1000 J/kg MLCAPE. However, the VWP from Huntsville shows some veering in the lowest 1 km with up to 160 m2/s2 storm relative helicity. Overall threat appears marginal, but vertical wind profiles are such that a couple of storms could develop updraft rotation and produce a brief tornado or two during the next few hours. See swomcd 1807 for more information. ..Dial.. 10/07/2021 Read more LIVE: spc.noaa.gov
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