SPC MD 1397
MD 1397 CONCERNING SEVERE POTENTIAL...WATCH POSSIBLE FOR NORTH-CENTRAL UPSTATE NEW YORK Mesoscale Discussion 1397 NWS Storm Prediction Center Norman OK 1132 PM CDT Sat Jun 21 2025 Areas affected...North-central Upstate New York Concerning...Severe potential...Watch possible Valid 220432Z - 220630Z Probability of Watch Issuance...40 percent SUMMARY...Some risk for large hail and damaging winds may accompany a cluster moving into Upstate New York out of Ontario. Given limited spatial extent of a favorable environment, the need for a watch is not clear. Trends will continue to be monitored. DISCUSSION...A cluster of storms continues to move southeastward through southern Ontario towards Upstate New