A passing cold front allowed for the change over to snow during the late evening hours of the 19th and into the early morning hours of the 20th. Snowfall in most locations generally ranged from 1 to 3 inches, with locally higher amounts near the I-64 corridor.
See the image below with the estimated snowfall along with the public information statement for further details.
NOUS43 KJKL 201626 PNSJKL KYZ044-050>052-058>060-068-069-079-080-083>088-104-106>120-210426- Public Information Statement National Weather Service Jackson KY 1126 AM EST Thu Jan 20 2022 ...SNOWFALL REPORTS... Location Amount Time/Date Lat/Lon ...Kentucky... ...Bath County... 1 NNW Owingsville 3.5 in 0800 AM 01/20 38.14N/83.76W Owingsville 0.6 NNW 3.5 in 0800 AM 01/20 38.14N/83.76W ...Breathitt County... NWS Office/Julian Carroll Ai 1.1 in 0700 AM 01/20 37.59N/83.31W Inverness 1.0 in 0930 AM 01/20 37.53N/83.36W Campton 9.3 SE 0.8 in 0800 AM 01/20 37.66N/83.41W 1 N Quicksand 0.5 in 0800 AM 01/20 37.54N/83.34W ...Clay County... Oneida 0.5 in 0715 AM 01/20 37.27N/83.65W ...Estill County... Cressy 2.4 in 0800 AM 01/20 37.83N/84.03W ...Fleming County... Elizaville 1.2 in 0830 AM 01/20 38.42N/83.83W ...Floyd County... Ligon 1.0 in 1000 AM 01/20 37.38N/82.67W Prestonsburg 3 WSW 0.8 in 0700 AM 01/20 37.66N/82.83W 1 W Minnie 0.5 in 1000 AM 01/20 37.47N/82.78W ...Harlan County... 1 E Big Black Mountain 2.5 in 1000 AM 01/20 36.91N/82.87W 1 NW Rosspoint 2.5 in 1000 AM 01/20 36.90N/83.31W Baxter 0.6 in 1000 AM 01/20 36.86N/83.33W Harlan 1 S T in 0600 AM 01/20 36.83N/83.33W ...Jackson County... 2 NNW Loam 1.0 in 0800 AM 01/20 37.43N/84.14W ...Johnson County... 3 N Barnetts Creek 1.0 in 0529 AM 01/20 37.87N/82.87W Whitehouse 1.0 in 0900 AM 01/20 37.87N/82.70W Paintsville 1 E 0.9 in 0700 AM 01/20 37.82N/82.78W Paintsville 1 E 0.9 in 0700 AM 01/20 37.82N/82.78W ...Knott County... Carrie T in 0725 AM 01/20 37.33N/83.03W ...Lee County... Beattyville 4n 1.0 in 0900 AM 01/20 37.63N/83.72W ...Leslie County... Thousandsticks 0.3 in 0852 AM 01/20 37.19N/83.43W ...Letcher County... 1 E Payne Gap 1.0 in 1000 AM 01/20 37.16N/82.64W 1 N Oven Fork 1.0 in 1000 AM 01/20 37.08N/82.81W 1 SW Carcassonne 0.8 in 0730 AM 01/20 37.16N/83.00W Skyline T in 0700 AM 01/20 37.07N/82.97W ...Magoffin County... Salyersville T in 0945 AM 01/20 37.74N/83.07W ...Martin County... Inez 2 E 0.9 in 0700 AM 01/20 37.87N/82.52W ...Menifee County... 1 NW Mariba 2.5 in 0800 AM 01/20 37.92N/83.59W ...Montgomery County... 1 S Oggs Station 3.6 in 0940 AM 01/20 38.01N/83.82W Judy 3.5 in 0700 AM 01/20 38.13N/83.96W Mount Sterling 3.5 in 0700 AM 01/20 38.07N/83.95W 1 SW Oggs Station 2.0 in 0837 AM 01/20 38.01N/83.84W ...Owsley County... Booneville 3.6 ENE 0.7 in 0700 AM 01/20 37.50N/83.62W 2 NNW Lerose 0.7 in 0834 AM 01/20 37.50N/83.62W ...Pike County... 3 W Coleman 0.5 in 1030 AM 01/20 37.49N/82.24W Fedscreek 1 SE T in 0800 AM 01/20 37.40N/82.23W ...Powell County... Stanton 2 W 1.7 in 0800 AM 01/20 37.86N/83.90W Clay City 1.2 in 0145 AM 01/20 37.86N/83.93W Nada 1.1 in 0325 AM 01/20 37.81N/83.72W ...Pulaski County... 1 NNE Somerset 0.3 in 0905 AM 01/20 37.09N/84.60W ...Rockcastle County... 1 S Mount Vernon 1.5 in 0800 AM 01/20 37.35N/84.34W ...Rowan County... 1 ENE Gates 2.7 in 0700 AM 01/20 38.24N/83.34W Morehead 6.4 NE 2.7 in 0701 AM 01/20 38.24N/83.34W ...Whitley County... Corbin 0.5 in 1030 AM 01/20 36.94N/84.11W