Summary

Mesoscale Discussion 2301 NWS Storm Prediction Center Norman OK 0235 PM CDT Tue Sep 15 2026 Areas affected...northeast KS into northern/central MO and central IL Concerning...Severe potential...Watch unlikely Valid 151935Z - 152130Z Probability of Watch Issuance...20 percent SUMMARY...Thunderstorm activity will increase through late afternoon. Sporadic strong wind gusts may accompany this activity through the evening hours. A severe thunderstorm watch is not currently expected. DISCUSSION...Initial thunderstorms are developing along a pre-frontal trough and residual outflow from eastern KS through north-central MO into IL this afternoon.

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