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 1468 NWS Storm Prediction Center Norman OK 0107 PM CDT Fri Jul 03 2026 AREAS AFFECTED...western South Dakota CONCERNING...Severe potential...Watch needed soon VALID 031807Z - 031830Z PROBABILITY OF WATCH ISSUANCE...95 percent SUMMARY...Isolated thunderstorms are expected to persist near the Black Hills and develop southeast through the afternoon into early evening. Large hail up to 2.5 inches and DAMAGING GUSTS are expected. DISCUSSION...Thunderstorms over the Black Hills have gradually intensified early this afternoon in a modest upslope flow regime. Temperatures remain somewhat cool across western South Dakota due to the influence of ....... more

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MESOSCALE DISCUSSION 1467 NWS Storm Prediction Center Norman OK 1154 AM CDT Fri Jul 03 2026 AREAS AFFECTED...Portions of Northern Alabama and Georgia into central and eastern Tennessee CONCERNING...Severe potential...Watch unlikely VALID 031654Z - 031900Z PROBABILITY OF WATCH ISSUANCE...20 percent SUMMARY...Scattered thunderstorms -- some of which may be marginally severe -- are expected to develop and increase in coverage across much of the Southeast this afternoon. The strongest storms will be capable of DAMAGING WIND GUSTS of 60 MPH. DISCUSSION...Surface temperatures across much of the Southeast have reached the low 90s F, and as heating begins to reach ....... more

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MESOSCALE DISCUSSION 1466 NWS Storm Prediction Center Norman OK 1125 AM CDT Fri Jul 03 2026 AREAS AFFECTED...Northern Pennsylvania into southwestern New York CONCERNING...Severe potential...Watch possible VALID 031625Z - 031830Z PROBABILITY OF WATCH ISSUANCE...60 percent SUMMARY...STRONG TO SEVERE thunderstorms are expected this afternoon across portions of northern Pennsylvania into southwestern New York, some of which will be capable of 55-70 MPH wind gusts. DISCUSSION...Thunderstorms have begun developing in far northwestern Pennsylvania amidst a general trend of deepening boundary layer cumulus on visible satellite. Surface temperatures have already risen ....... more