Frost Advisory issued May 17 at 9:06PM CDT until May 18 at 9:00AM CDT by NWS Sioux Falls SD

MD 1054 CONCERNING SEVERE POTENTIAL...WATCH POSSIBLE FOR PARTS OF THE COASTAL MID-ATLANTIC Mesoscale Discussion 1054 NWS Storm Prediction Center Norman OK 1052 AM CDT Sat May 31 2025 Areas affected...Parts of the coastal Mid-Atlantic Concerning...Severe potential...Watch possible Valid 311552Z - 311815Z Probability of Watch Issuance...40 percent SUMMARY...Thunderstorms capable of producing locally damaging wind gusts and marginally severe hail will spread/develop east-southeastward across the coastal Mid-Atlantic states through this afternoon. Watch issuance is uncertain, though trends are being monitored. DISCUSSION...In the wake of a lead midlevel impulse tracking northeastward across the Northeast, water-vapor imagery and VWP data show a trailing impulse