Most locales had lows in the 50s overnight, however a few of the high elevation valleys in Garrett County, MD had frost this morning!
— NWS Baltimore-Washington (@NWS_BaltWash) June 28, 2022
Temperatures have quickly rebounded with many locations already in the upper 50s to low 60s as of 7:30 AM. pic.twitter.com/JLIQys4aPA