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SPC Oct 28, 2026 Day 4-8 Severe Weather Outlook

Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0243 AM CDT Wed Oct 28 2026 Valid 311200Z - 051200Z...DISCUSSION......Days 6-8/Mon-Wed -- Central CONUS... A large-scale upper trough is forecast to deepen across the western U.S. on Days 4-5/Sat-Sun. Thereafter, an upper level cy...

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