Chicago area Hydrologic River summary

Weather

Rivers continue to run at high levels due to recent and forecast rains. Minor flooding is occurring on many rivers and streams south of Interstate-80 where heaviest rainfall has been reported – showers and thunderstorms should continue in that  area but decrease in northern sections during the next 24 to 36 hours.

Hydrologic Summary
National Weather Service Chicago/Romeoville IL
730 AM CDT Wed Jun 30 2021

Location             Flood    Stage  Time      24-hr   Flood
                     Stage    Today            Change  Forecast

North Branch Chicago River
Chicago (Pulaski Road 18.0    13.51  07 AM Wed   0.21

Des Plaines River
Russell                7.0     2.31  06 AM Wed  -0.10
Gurnee                 7.0     2.30  06 AM Wed  -0.31
Lincolnshire          12.5     7.51  07 AM Wed  -0.72
Des Plaines           15.0    10.22  07 AM Wed  -0.55
River Forest          16.0     8.05  07 AM Wed   0.53
Riverside              7.5     4.62  07 AM Wed  -0.06

Fox River (Illinois)
Algonquin Lock & Dam t 9.5     5.05  06 AM Wed  -0.41
Montgomery            13.5        M  M              M
Dayton                12.0     8.71  07 AM Wed   0.86

East Branch Du Page River
Bolingbrook           20.0    16.17  07 AM Wed  -0.50

West Branch Du Page River
Warrenville           11.5     9.02  07 AM Wed   0.29

Du Page River
Plainfield            12.0     8.39  07 AM Wed  -0.18
Shorewood              6.5     4.16  07 AM Wed  -0.08

Iroquois River
Rensselaer            12.0    11.88  06 AM Wed   0.10 MINOR
Foresman              18.0    18.02  07 AM Wed   0.76 MINOR
Chebanse              16.0    13.36  07 AM Wed   0.15
Iroquois              18.0    18.53  07 AM Wed   1.64 MINOR

Sugar Creek
Milford               18.0    17.77  07 AM Wed  -1.07 MINOR

Kankakee River
Dunns Bridge          10.0    10.46  07 AM Wed   0.46 MINOR
Shelby                10.5    10.95  07 AM Wed   0.23 MINOR
Momence                5.0     4.18  07 AM Wed   0.16
Wilmington             6.5     5.66  07 AM Wed   0.40 ADVISORY

Thorn Creek
Thornton              10.0     9.10  06 AM Wed   0.64

Hart Ditch
Dyer                  12.0     4.29  07 AM Wed  -0.19

Little Calumet River
Munster (H            12.0     9.98  07 AM Wed   0.11
South Holland         16.5    13.05  07 AM Wed   0.64

Mazon River
Coal City             12.0     6.01  07 AM Wed  -0.50

Vermilion River (Illinois Basin)
Pontiac               14.0    13.17  07 AM Wed  -1.82
Leonore               16.0    15.68  07 AM Wed  -0.41

Illinois River (Upper)
Morris                16.0    16.41  07 AM Wed   1.28 MINOR
Ottawa               463.0   463.96  06 AM Wed   0.63 MINOR
La Salle              20.0    24.97  07 AM Wed   0.84 MINOR

South Branch Kishwaukee River
DeKalb                10.0     5.59  06 AM Wed  -0.77

Kishwaukee River
Belvidere              9.0        M  M              M
Perryville            12.0     7.62  06 AM Wed   0.80

Pecatonica River (Lower)
Shirland              12.0     5.37  07 AM Wed  -0.03

Rock River
Rockton               10.0     5.08  06 AM Wed   1.04
Latham Park            9.0        M  M              M
Rockford (Auburn Stree 6.0        M  M              M
Byron                 13.0     6.31  07 AM Wed   0.27
Dixon                 16.0     8.98  06 AM Wed   0.00

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