Excessive Heat for the East; Excessive Rainfall for the Southwest; Severe Weather for the Center of the Nation

SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1122 AM CDT Mon Jun 23 2025 Valid 231630Z - 241200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON THROUGH LATE EVENING FROM THE CENTRAL PLAINS TO THE UPPER GREAT LAKES... ...SUMMARY... Storms with occasional damaging outflow gusts and marginally severe hail will be possible today from the southern and central Plains northeastward into the Great Lakes. ...Upper Great Lakes to the Plains this afternoon/evening... A surface cold front will make slow southeastward progress from WI to IA and KS, in the wake