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This article was first published on September 18, 2026 by SPC forecast products and curated for Storm News readers.

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This story was reported by SPC forecast products.

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SPC Sep 18, 2026 1930 UTC Day 3 Severe Thunderstorm Outlook

Summary by Storm News Editorial Desk · As published by SPC forecast products · September 18, 2026 · 1 min read

Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0226 PM CDT Fri Sep 18 2026 Valid 201200Z - 211200Z...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS FROM THE SOUTHERN PLAINS TO THE OHIO VALLEY...AND EAST OF THE COLORADO FRONT RANGE......SUMMARY... Isolated severe thunderstorms,...

Sources and story details

Summary created by	Storm News Editorial Desk — automated, rule-governed
Published by	SPC forecast products
Original story	Read at the source
Source published	Sep 18, 2026
Indexed here	Sep 18, 2026
AI assistance	Automated summary drawn from the source’s own published text
Prepublication human review	No — editorial rules, flagged-item review, and published samples

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