SPC MD 642
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MD 0642 CONCERNING SEVERE THUNDERSTORM WATCH 208… FOR MUCH OF SOUTHERN AND CENTRAL OKLAHOMA…FAR NORTHERN TEXAS
Mesoscale Discussion 0642 NWS Storm Prediction Center Norman OK 0203 AM CDT Fri May 02 2025 Areas affected...much of southern and central Oklahoma...far northern Texas Concerning...Severe Thunderstorm Watch 208... Valid 020703Z - 020900Z The severe weather threat for Severe Thunderstorm Watch 208 continues. SUMMARY...The threat of severe gusts and hail remains over the entire watch area, with brief tornadoes, sporadic very large hail, and perhaps locally significant gusts over southern Oklahoma and along the Red River Valley. DISCUSSION...Storms have rapidly increased in coverage across much of western through southern OK, as the influence of the upper trough and cooling aloft overspread the moist and unstable air mass. The greatest threat area should continue to be over southern parts of the watch, in proximity to the stationary front. Here, both moisture, instability and convergence are maximized. Very large storms have evolved out of this developing cluster, with new cells just east of the primary supercell. Given the strong instability, low-level shear may be sufficient to support periodic mesocyclones and brief tornadoes. The primary risk will more likely be damaging wind and hail, both of which could be locally significant. For northern areas, the storms associated with the cold pool surge out of the west may continue to produce at least near-severe gusts. Although the low-level jet is not strong this evening, a very slow northward push of elevated moisture, coupled with steep lapse rates aloft, could conceivably aid some strengthening over time. ..Jewell.. 05/02/2025 ...Please see www.spc.noaa.gov for graphic product... ATTN...WFO...TSA...FWD...OUN... LAT...LON 33829828 33899865 33999885 34189891 34409871 34569771 34589721 34669616 34499590 34159578 33819605 33659635 33739762 33829828 MOST PROBABLE PEAK TORNADO INTENSITY...85-115 MPH MOST PROBABLE PEAK WIND GUST...65-80 MPH MOST PROBABLE PEAK HAIL SIZE...1.50-2.50 IN
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2025-05-02 07:34:03