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SPC Sep 21, 2026 0600 UTC Day 1 Convective Outlook

Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1235 AM CDT Mon Sep 21 2026 Valid 211200Z - 221200Z...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS FROM PARTS OF THE SOUTHEAST INTO THE SOUTHERN AND CENTRAL APPALACHIANS......SUMMARY... Thunderstorms with isolated severe wind gu...

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