Chicago Area Waterway Stages and Flows

• Click here to view NOAA river observations (AHPS). 
• Click here to view NOAA river forecasts (AHPS).

Lake Michigan

• Lake Michigan at Chicago Lock, IL
• Calumet Harbor, IL - NOAA Gage

Chicago River

• North Branch Chicago River at Deerfield
• North Branch Chicago River at Niles
• North Branch Chicago River at Pulaski Road                                   Forecast
• North Branch Chicago River at Grand Avenue
• Chicago River at Chicago (Columbus Drive)
• Chicago River at Chicago Lock

Des Plaines River

• Des Plaines River at Russell, IL                                                           Forecast
• Des Plaines River near Gurnee, IL                                                     Forecast
• Des Plaines River near Des Plaines, IL                                              Forecast
• Des Plaines River at River Forest, IL                                                  Forecast
• Des Plaines River at Riverside, IL                                                       Forecast
• Des Plaines River at Lemont, IL
• Des Plaines River near Lemont, IL                                                     Forecast

Chicago Sanitary and Ship Canal

• CSSC at Chicago, IL (Western Avenue)
• CSSC at Stickney, IL
• CSSC at Lemont (Lemont Road)
• CSSC near Lemont, IL (ADVM)
• CSSC at Romeoville, IL (Fish Barrier)
• CSSC at Lockport, IL

Little Calumet River

• Little Calumet River near Lake Station
• Little Calumet River at Gary (Grant Street), IN
• Little Calumet River at Highland (Kennedy Avenue), IN
• Little Calumet River at Munster, IN                                                    Forecast
• Little Calumet River at South Holland, IL                                          Forecast

Thorn Creek

• Thorn Creek at Thornton                                                                    Forecast

Hart Ditch

• Hart Ditch at Dyer                                                                                Forecast

Fox River

• Fox River near New Munster, WI                                                       Forecast
• Fox River at McHenry (Stratton Lock and Dam) Tailwater, IL
• Fox River at Algonquin, IL
• Fox River (Tailwater) at Algonquin, IL                                                Forecast
• Fox River above Elgin, IL
• Fox River at Montgomery, IL                                                               Forecast

Du Page River

• West Branch Du Page River near West Chicago, IL 
• West Branch Du Page River near Warrenville, IL                             Forecast
• West Branch Du Page River near Naperville, IL
• East Branch Du Page River near Downers Grove, IL
• East Branch Du Page River at Lisle, IL
• East Branch Du Page River at Bolingbrook, IL                                  Forecast
• Du Page River near Plainfield, IL                                                         Forecast
• Du Page River at Shorewood, IL

Kankakee River

• Kankakee River at Shelby, IN                                                               Forecast
• Kankakee River at Momence, IL                                                          Forecast
• Kankakee River near Wilmington, IL                                                   Forecast

Basin Precipitation

U.S. Geological Survey (USGS)

National Weather Service (NWS)

• Click here to view precipitation graphics from the NWS.
• Click here to view the last 3 days of weather data at Waukegan, IL.
• Click here to view the last 3 days of weather data at Chicago, IL.
• Click here to view the last 3 days of weather data at Romeoville, IL. 
• Click here to view the last 3 days of weather data at Gary, IN.

National Operational Hydrologic Remote Sensing Center (NOAA)

• Click here for Snow Depths from NOAA.