Rivers in Illinois

Rock River at Latham Park

Winnebago County, IllinoisNWS LATI2USGS 05437610Romeoville office

Below flood stage
6.15ftStage

Observed Tue, Sep 22, 2:30 AM CDT

Flood stage
9.00 ft
Record crest
14.70 ft1975

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood13.50 ft
Moderate flood11.00 ft
Minor flood9.00 ft
Action8.00 ft
  1. 21.00 ftBauer Parkway is threatened in Machesney Park. Riverside Boulevard is threatened in Loves Park.
  2. 18.50 ftRalston Road/Latham Road is threatened near the river in Machesney Park. Widespread inundation of structures and roadways reaches up to half mile from the river in Machesney Park.
  3. 17.00 ftGleasman Road is threatened east of Old River Road north of Machesney Park. Evelyn Avenue and Forest Grove Street are threatened in Loves Park.
  4. 16.00 ftNumerous structures are threatened along Park Ridge Road in Loves Park.
  5. 15.50 ftPark Ridge Road is threatened in Loves Park.
  6. 14.50 ftNumerous residences are threatened along Queen Oaks Drive in Machesney Park.
  7. 13.50 ftNumerous residences are threatened along Ritter Drive, along Ventura Boulevard north of Ralston Road, and along Shore Drive south of Bauer Parkway in Machesney Park. Residences are threatened along Browns Beach Road in north Rockford. Low-lying structures are threatened along Park Ridge Road in Loves Park.
  8. 13.00 ftVentura Boulevard is threatened north of Ralston Road in Machesney Park.
  9. 12.50 ftResidences threatened along Harbor Oaks Drive north of Machesney Park. Numerous residences are threatened near the river and Shore Drive. Low-lying sections of Rockford Country Club are inundated.
  10. 12.00 ftLow-lying sections of Shorewood Park are inundated in Loves Park.
  11. 11.50 ftQueen Oaks Drive is threatened in Machesney Park. Lower-level of elevated structures threatened along Harbor Lights Court west of Machesney Park. Ritter Drive is threatened north of Baldwin Drive in Machesney Park.
  12. 11.00 ftLow-lying sections of Harbor Oaks Drive are threatened in north Machesney Park. Low-lying residences are threatened along Queen Oaks Drive in Machesney Park. Browns Beach Road is threatened in north Rockford. Lower parking lot of Sportscore One is inundated in north Rockford.
  13. 10.50 ftLow-lying sections of Shore Drive are threatened between Wilson Avenue and Park Road in Machesney Park. Water overflows low-lying river banks along East Drive in Loves Park. Low-lying areas of Martin Memorial Park are inundated.
  14. 10.00 ftProperty and trails near the boat ramp at Bauer Parkway are threatened. Illinois DNR considers closure of the Rock River.
  15. 9.50 ftLow-lying areas of Sportscore One are inundated in north Rockford.
  16. 9.00 ftBoathouses threatened along the river in Machesney Park.
  17. 8.00 ftWater overflows low-lying river banks along Baldwin Drive and North Pier Drive in Machesney Park. Winnebago County considers "no wake" order for the Rock River.
  18. 7.50 ftLow-lying agricultural land is inundated in north Machesney Park.
  19. 7.00 ftWater overflows low-lying river banks along Ventura Boulevard in Machesney Park.

Flood outlook

Chance of flooding, September to November

CategoryChance
Minor flooding10%
Moderate flooding7%
Major floodingUnder 5%

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued August 28, 2026.

Crest history

37 crests on NOAA’s list since 1959.

#DateStage
1March 26, 197514.70 ft
2March 17, 201914.46 ft
3June 18, 200814.30 ft
4April 23, 197313.30 ft
5October 7, 201813.22 ft
6July 29, 201012.91 ft
7April 22, 201312.82 ft
8February 26, 201812.80 ft
9July 28, 201712.55 ft
10April 3, 197912.30 ft
11October 7, 201912.23 ft
12April 5, 195912.10 ft
13January 14, 201611.83 ft
14June 27, 201311.55 ft
15September 9, 201811.48 ft
16March 29, 200910.90 ft
17August 26, 200710.74 ft
18June 4, 200410.61 ft
19July 17, 202410.27 ft
20February 5, 201910.22 ft
21September 13, 20199.58 ft
22March 29, 20209.29 ft
23April 9, 20249.20 ft
24May 30, 20198.93 ft
25February 19, 20058.91 ft

Most recent crests

  • July 17, 2024: 10.27 ft
  • June 23, 2024: 8.78 ft
  • June 6, 2024: 8.12 ft
  • April 9, 2024: 9.20 ft
  • April 5, 2023: 8.08 ft
  • December 29, 2022: 8.50 ft
  • May 24, 2020: 8.34 ft
  • March 29, 2020: 9.29 ft
  • October 7, 2019: 12.23 ft
  • September 13, 2019: 9.58 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the North Central River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. River forecasts for this location take into account past and future precipitation. The stages/flows that will occur may be different if future rainfall is different than forecast.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.