Southern Indiana Weather Spotter's Reference
Current Mesoscale Discussions for the USA
Checks for Severe Potential, Heavy Rain, Heavy Snow, and Freezing Rain
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MESOSCALE DISCUSSION 1586 NWS Storm Prediction Center Norman OK 1234 PM CDT Sat Jul 11 2026 AREAS AFFECTED...northern Arkansas into western Tennessee and northern Mississippi CONCERNING...Severe potential...Watch possible VALID 111734Z - 112000Z PROBABILITY OF WATCH ISSUANCE...60 percent SUMMARY...Scattered storms will develop this afternoon, with corridors of DAMAGING GUSTS possible. DISCUSSION...A shortwave trough over MO will move slowly east, with enhanced 30-40 kt midlevel westerlies from southern MO/northern AR into KY and TN. Also evident on area VWPs are 20-25 kt 850 mb winds, overall favoring storm clusters and a few longer-lived cells. Visible ....... more

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MESOSCALE DISCUSSION 1585 NWS Storm Prediction Center Norman OK 1157 AM CDT Sat Jul 11 2026 AREAS AFFECTED...much of South Carolina into portions of southern North Carolina and far eastern Georgia CONCERNING...Severe potential...Watch possible VALID 111657Z - 111830Z PROBABILITY OF WATCH ISSUANCE...60 percent SUMMARY...Scattered thunderstorms will evolve east-southeastward through this afternoon and evening, bringing a threat for damaging wind gusts to portions of the Carolina Piedmont and Coastal Plain. DISCUSSION...Aided by forcing for ascent from a remnant MCV embedded within deep-layer westerly flow (around 30 kts of westerly mid-level flow sampled by the ....... more