Storm Prediction Center Mesoscale Discussion 1177
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Mesoscale Discussion 1177 | |
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Mesoscale Discussion 1177 NWS Storm Prediction Center Norman OK 0106 PM CDT Sat Jun 07 2025 Areas affected...Parts of southeast TN northern/central GA...and far western NC/SC Concerning...Severe potential...Watch likely Valid 071806Z - 072030Z Probability of Watch Issuance...95 percent SUMMARY...The risk of severe wind gusts will spread eastward into the area later this afternoon into the evening. A watch is likely for parts of the area by 19Z. DISCUSSION...An MCS is gradually organizing over northwestern AL this afternoon, and is expected to continue tracking eastward into southeastern TN, northern/central GA, and eventually the western Carolinas later this afternoon into the evening. The air mass ahead of these storms continues to diurnally destabilize, with upwards of 2000-2500 J/kg MLCAPE expected (highest over northern/central GA). This, coupled with 30-40 kt of westerly effective shear, should support the maintenance of the MCS along/south an east/west-oriented instability gradient. While exact evolution of this system is somewhat uncertain (especially with eastward extent), current thinking is that the risk of scattered damaging wind gusts will overspread the area into this evening. A watch is likely for parts of the area by 19Z. ..Weinman/Thompson.. 06/07/2025 ...Please see www.spc.noaa.gov for graphic product... ATTN...WFO...GSP...MRX...FFC...OHX...BMX... LAT...LON 33938543 35228554 35878526 36048465 36078410 35938342 35678308 35218291 34658287 33998286 33358302 32948339 32848418 32898475 33148531 33938543 MOST PROBABLE PEAK TORNADO INTENSITY...UP TO 95 MPH MOST PROBABLE PEAK WIND GUST...65-80 MPH MOST PROBABLE PEAK HAIL SIZE...1.00-1.75 IN |
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2025-06-07 18:52:03