Scattered to numerous thunderstorms will develop across much of state this afternoon with the highest concentration over the northern half of Alabama. A few damaging wind gusts and hail are the main threats. All storms should dissipate between 9 pm and 12 am.

From Saturday through at least Monday, the state will be affected by a number of Mesoscale Convective Systems (MCS) or clusters of strong to severe thunderstorms. There is much uncertainty with both timing and specific locations more than 12-24 hours in advance for each event. Very heavy rain with localized flooding, damaging wind gusts and hail in spots are the main threats.

On Saturday, a MCS is expected to move from north to south across much of the state during the afternoon and evening hours. The SPC considered upgrading po

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