HWO Mon, May 11, 2015 hazardous weather outlook national weather service cleveland oh 422 am edt mon may 11 2015 for lake erie...north central ohio...northeast ohio...northwest ohio and northwest pennsylvania. .day one...today and tonight. there is a slight risk for severe thunderstorms today and early tonight. the primary threat will be strong damaging winds and large hail. .days two through seven...tuesday through sunday. no hazardous weather is expected at this time. .spotter information statement... spotter activation is not expected at this time. $$