The Fox River Status Update for September 30, 2026 is available at https://dnr.illinois.gov/waterresources/strattonoperationsupdate.html
SUMMARY
This update is being released due to the current rain forecast and already elevated water levels. There is currently near 2.5” of rain forecasted for the system over the next 7 Days, (Figure 4). Inflows are forecasted to peak on Sunday at 4200 cfs (Figure 1). Fox Lake is currently forecasted to peak near 5.5’ on Tuesday and Wednesday of next week and the Upper River at 5.12’ during the same time (Figure 2). The Lower River is forecasted to peak near 4.00’ on Wednesday of next week (Figure 3).
Aaron Rotherham
Project Engineer
IDNR Office of Water Resources
