SPC MD 2371

MD 2371 CONCERNING SEVERE THUNDERSTORM WATCH 683... FOR PARTS OF SOUTHWESTERN INTO CENTRAL OKLAHOMA Mesoscale Discussion 2371 NWS Storm Prediction Center Norman OK 0847 PM CDT Tue Oct 13 2026 Areas affected...parts of southwestern into central Oklahoma Concerning...Severe Thunderstorm Watch 683... Valid 140147Z - 140345Z The severe weather threat for Severe Thunderstorm Watch 683 continues. SUMMARY...Strong to severe wind gusts could increase a bit further for a period this evening, into the 9-11 PM CDT time frame, in association with an organizing cluster of storms across southwestern into central Oklahoma. DISCUSSION...In the presence of favorable deep-layer shear, convection has grown upscale into at least a modestly organizing cluster, along the leading edge of a cold pool spreading northeast of the Texas South Plains/eastern Panhandle into southwestern Oklahoma. Recent satellite imagery indicates continued cooling of cloud tops, and frequent lightning flash rates have been maintaining intensity. The environment ahead of this activity is slowly cooling and inhibition for boundary-layer parcels is increasing. However, CAPE for potential updraft inflow may still be on the orde...