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 1091 NWS Storm Prediction Center Norman OK 0202 PM CDT Thu Jun 11 2026 AREAS AFFECTED...the Mid-Atlantic into southern New York and southwestern New England CONCERNING...Severe potential...Watch possible VALID 111902Z - 112100Z PROBABILITY OF WATCH ISSUANCE...40 percent SUMMARY...Scattered thunderstorm development is expected this afternoon across the mid-Atlantic northward into southern New York and southwestern New England. SEVERE WIND GUSTS and hail are possible with the strongest storms. DISCUSSION...Some deeper convective attempts are underway this afternoon across portions of the mid-Atlantic, particularly in southern New York as of ....... more

MESOSCALE DISCUSSION 1090 NWS Storm Prediction Center Norman OK 0118 PM CDT Thu Jun 11 2026 AREAS AFFECTED...southeastern Kansas...western Missouri...and northeastern Oklahoma CONCERNING...Severe potential...Watch likely VALID 111818Z - 112015Z PROBABILITY OF WATCH ISSUANCE...80 percent SUMMARY...Increasing thunderstorm coverage is expected this afternoon along a cold front in southeastern Kansas, western Missouri, and Oklahoma. SEVERE WIND GUSTS and some large hail will be the primary threats. DISCUSSION...A cold front -- currently draped southwestward from central IA through northwestern OK -- is expected to serve as a focus for thunderstorm development ....... more

MESOSCALE DISCUSSION 1089 NWS Storm Prediction Center Norman OK 0108 PM CDT Thu Jun 11 2026 AREAS AFFECTED...northeast Missouri...southern into eastern Iowa...far western Illinois CONCERNING...Severe potential...Tornado Watch likely 311... VALID 111808Z - 112045Z PROBABILITY OF WATCH ISSUANCE...95 percent SUMMARY...The environment is becoming more favorable for severe storms with potential for TORNADOES, and new/updated tornado watches are likely over parts of Iowa, Missouri, and Illinois. DISCUSSION...Recent satellite and surface observations indicate a modifying/retreating outflow boundary into south-central IA where winds are now out of the south and with ....... more