Winter Storm Warning issued May 17 at 1:13PM MDT until May 18 at 3:00PM MDT by NWS Missoula MT

MD 0939 CONCERNING SEVERE POTENTIAL...WATCH UNLIKELY FOR SOUTHERN FLORIDA Mesoscale Discussion 0939 NWS Storm Prediction Center Norman OK 1109 AM CDT Fri May 23 2025 Areas affected...southern Florida Concerning...Severe potential...Watch unlikely Valid 231609Z - 231915Z Probability of Watch Issuance...20 percent SUMMARY...Strong thunderstorm development, possibly including an isolated supercell or two, may initiate during the next 1-2 hours along the Atlantic coast sea-breeze, particularly near or north-northwest of the Palm Beach vicinity, before gradually increasing through late afternoon across the interior southern peninsula. DISCUSSION...Deepening convective development is evident along the Atlantic coast sea-breeze, south of Melbourne into the Palm Beach vicinity.