Last Updated: December 25, 2025
Snowpack levels across the state are currently 124% of normal. The deepest snowpack in Illinois was last observed at Nohrsc Atlantic Mine 3.9 Nw with a snowpack depth of 12”, about 97% of normal when compared to it's 12" average depth for this time of year. Illinois braces for modest snowfall as forecasts predict 8 inches over 5 days at Nohrsc Atlantic Mine and a lighter 3 inches near Bayfield. Current snowpack depths hover around 11-12 inches, with no fresh snowfall in the past 24 hours, ensuring stable but wintry conditions across the state.
Explore real-time snowpack depths across Illinois.
Residents of Illinois, particularly those along the Jacksonville to Paris line, and in Clay, Crawford, Jasper, Lawrence, and Richland Counties, are advised to exercise caution due to dense fog impacting the region. The National Weather Service has issued Dense Fog Advisories effective until 10 AM CST, with visibility dropping to a quarter mile or less. This low visibility can make driving conditions hazardous. Areas of fog are expected to clear by 9 AM in certain places but until then, drivers are urged to allow extra time for travel and use low-beam headlights. Stay safe and remain alert while commuting this morning.
Daily from SNOTEL and NOAA sources.
Snowpack levels across Illinois are approximately 124.0% of normal compared to previous years.
Nohrsc Atlantic Mine 3.9 Nw is experiencing frigid temperatures of 25°.
Nohrsc Atlantic Mine 3.9 Nw is expected to receive up to 8" of more snowfall over the next 5 days.
Currently at Nohrsc Atlantic Mine 3.9 Nw with 12".