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SPC Sep 21, 2026 1630 UTC Day 1 Convective Outlook

Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1125 AM CDT Mon Sep 21 2026 Valid 211630Z - 221200Z...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS FROM PARTS OF THE SOUTHEAST INTO CENTRAL APPALACHIANS...AND OVER THE TEXAS SOUTH PLAINS......SUMMARY... Isolated damaging wind gu...

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