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 1029 NWS Storm Prediction Center Norman OK 0149 PM CDT Mon Jun 08 2026 AREAS AFFECTED...parts of southwestern into south central Nebraska and northwestern into north central Kansas CONCERNING...Severe potential...Watch possible VALID 081849Z - 082145Z PROBABILITY OF WATCH ISSUANCE...60 percent SUMMARY...Intensifying thunderstorm development, including a couple of evolving supercells, appears increasingly probable by 3-5 PM CDT. A severe weather watch is likely to be issued at some point, through timing remains a bit uncertain. DISCUSSION...In the wake of a subtle, weakening short wave perturbation, stronger warm advection (based around ....... more

MESOSCALE DISCUSSION 1028 NWS Storm Prediction Center Norman OK 0139 PM CDT Mon Jun 08 2026 AREAS AFFECTED...lower Ohio River Valley into the mid-Mississippi Valley CONCERNING...Severe potential...Watch unlikely VALID 081839Z - 082045Z PROBABILITY OF WATCH ISSUANCE...5 percent SUMMARY...Scattered thunderstorms may bring a risk for isolated STRONG WIND GUSTS and perhaps a BRIEF TORNADO through this afternoon. DISCUSSION...Latest visible satellite imagery depicts a well-defined MCV located southwest of St. Louis, MO. Widely scattered to scattered convection was ongoing downstream of this MCV from east-central IL southward into the mid-Mississippi Valley along ....... more

MESOSCALE DISCUSSION 1027 NWS Storm Prediction Center Norman OK 1258 PM CDT Mon Jun 08 2026 AREAS AFFECTED...portions of eastern Iowa into southwestern Wisconsin and northern Illinois CONCERNING...Severe potential...Watch unlikely VALID 081758Z - 081930Z PROBABILITY OF WATCH ISSUANCE...5 percent SUMMARY...Scattered thunderstorms will evolve northeastward through the afternoon today. A brief/weak tornado or landspout cannot be ruled out. DISCUSSION...Latest observations depict a well-defined MCV over east-central Iowa, with a weak surface reflection located near Iowa City, Iowa. A broken band of thunderstorms extends southeastward from this feature into ....... more