Mesoscale Discussion 1784 NWS Storm Prediction Center Norman OK 0130 PM CDT Tue Jul 28 2026 Areas affected...Southern Pennsylvania into northern New Jersey and far southern New York Concerning...Severe Thunderstorm Watch 525... Valid 281830Z - 282030Z The severe weather threat for Severe Thunderstorm Watch 525 continues. SUMMARY...A couple of corridors of relatively greater severe wind potential have emerged across portions of WW 525. Local expansions of WW 525 have been made to address this potential. ..Moore.. 07/28/2026 ...Please see www.spc.noaa.gov for graphic product... ATTN...WFO...OKX...ALY...PHI...BGM...CTP...LWX... LAT...LON 40187886 40327859 40497800 40607742 40597646 40717578 40957524 41147493 41637441 41697407 41587373 41307357 40727398 40387417 40107453 39737549 39637611 39637700 39677782 39807854 39957885 40187886 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