Down to 4” snow depth at RFD and 5” at ORD, with outlying areas across N IL still in the 6-9” range. That should all vanish the next two days, with temps into the 50’s, and also DP’s into the 40’s today and even the 50’s for a time tomorrow. .
With no additional snowfall accumulation expected in the final days of the month, February 2021 will finish as the 9th snowiest February on record for Chicago...
Top 10 snowiest February's...
1. 29.0" - 2011
2. 27.8" - 1896
3. 26.8" - 2015
4. 26.2" - 1994
5. 22.6" - 1900
6. 22.5" - 2010
6. 22.5" - 1967
8. 21.8" - 2008
9. 21.6" - 2021
10. 21.1" - 1901
The -AO has been around since the start of Dec.
The main driver in the flip to cold sustained cold was the NAO, and then the PNA not being well + helped keep the active storm pattern going at the same time.
Just south of Little Rock had 14-18” of snow yesterday/last night. Officially, Little Rock has had 20.3” the past 4 days. However, areas just south of town are closer to 30” in the same 4 day span. .