This is a good advance, IMO. Here's a link to the full release which shows that RAOB and commercial aircraft data will be added as well: https://www.weather.gov/media/notification/pdf2/scn20-46rapv5_hrrr_v4aab.pdf
*Time Sensitive*
Rt. 30 @ MD line in NE Carroll County has steady snow: https://chart.maryland.gov/video/video.php?feed=a5ffabd8008200d30050fa36c4235c0a
Ever so slightly optimistic about December. This time last year it was looking like lights out through January. Even seasonable conditions would be an improvement.