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 1924 NWS Storm Prediction Center Norman OK 1112 AM CDT Tue Aug 11 2026 AREAS AFFECTED...southeast Indiana into west-central and southwest Ohio CONCERNING...Severe potential...Watch likely VALID 111612Z - 111715Z PROBABILITY OF WATCH ISSUANCE...80 percent SUMMARY...The threat for severe weather is expected to increase by early afternoon, likely requiring a new severe thunderstorm watch. DISCUSSION...Recent trends in base velocity data indicate a strengthening cold pool with the leading edge of thunderstorms near Marion, IN. That convection is located to the north of an outflow boundary stretching from northwest through southeast IN. ....... more