SPC MD 689

MD 0689 CONCERNING SEVERE THUNDERSTORM WATCH 195... FOR NORTHEAST OHIO...NORTHWEST PENNSYLVANIA...AND FAR SOUTHWEST NY Mesoscale Discussion 0689 NWS Storm Prediction Center Norman OK 0539 PM CDT Sat May 09 2026 Areas affected...Northeast Ohio...northwest Pennsylvania...and far southwest NY Concerning...Severe Thunderstorm Watch 195... Valid 092239Z - 092345Z The severe weather threat for Severe Thunderstorm Watch 195 continues. SUMMARY...A locally favorable corridor for damaging wind gusts is evident from northeast Ohio into northwest Pennsylvania for the next 2 hours or so. DISCUSSION...A few deeper/stronger cores are evolving along the band of storms moving from Lake Erie into northeast OH and northwest PA. Within WW175, a locally favorable corridor for damaging winds gusts is evident here, given 35-40 kt of line-oblique cloud-bearing shear (per CLE VWP) and steepened pre-convective lapse rates. Damaging gusts of 55-65 mph appear most likely in this corridor over the next 2 hours or so. ..Weinman.. 05/09/2026 ...Please see www.spc.noaa.gov for graphic product... ATTN...WFO...BUF...CTP...PBZ...CLE... LAT...LON 41538190 41848131 42288011 42277962 41887940 41567970 41268047 41048176 41258205 41538190 MOST PROBABLE PEAK TORNADO INTENSITY...UP TO 90 MPH MOST PROBABLE PEAK WIND GUST...55-70 MPH MOST PROBABLE PEAK HAIL SIZE...UP TO 1.25 IN Read more