Chicago area Hydrologic River stage/flood forecasts

Chicago area Hydrologic River stage/flood forecasts

With the additional rains this Thursday morning, flood forecasts have been updated – no significant changes were made, although some rivers will likely have the time in flood extended somewhat. Major flooding is still forecast for Morris, Ottawa and LaSalle on the Illinois River and Shelby on the Kankakee River. Rivers in flood or under Advisory (running near bankfull) are denoted in light green on the headlined map.

Following is the Hydrologic Summary prepared by the Chicago National Weather Service:

Hydrologic Summary
National Weather Service Chicago/Romeoville IL
730 AM CDT Thu May 2 2019

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

North Branch Chicago River
Chicago (Pulaski Road 18.0    16.00  07 AM Thu   0.38



Des Plaines River
Russell                7.0     5.98  06 AM Thu   0.54
Gurnee                 7.0     6.32  06 AM Thu   0.51
Lincolnshire          12.5    11.70  07 AM Thu   0.59 ADVISORY
Des Plaines           15.0    15.16  07 AM Thu  -0.01 MINOR
River Forest          16.0    14.10  07 AM Thu   0.93 ADVISORY
Riverside              7.5     8.04  07 AM Thu   0.22 MINOR

Fox River
Algonquin Lock & Dam t 9.5     8.80  06 AM Thu   0.23 MINOR
Montgomery            13.0    13.29  07 AM Thu  -0.34 MINOR
Dayton                12.0    14.54  07 AM Thu  -0.84 MODERATE

East Branch Du Page River
Bolingbrook           19.5    20.91  06 AM Thu  -0.26 MINOR

West Branch Du Page River
Warrenville           11.5    12.52  06 AM Thu   0.40 MINOR

Du Page River
Plainfield            12.0    13.08  07 AM Thu   0.37 MINOR
Shorewood              6.5     8.46  07 AM Thu   0.64 MODERATE



Iroquois River
Rensselaer            12.0    12.48  06 AM Thu   0.88 MINOR
Foresman              18.0    18.44  07 AM Thu   1.85 MINOR
Chebanse              16.0    15.04  07 AM Thu   2.47 MINOR
Iroquois              18.0    19.92  07 AM Thu   2.64 MINOR

Sugar Creek
Milford               18.0    18.84  07 AM Thu   2.55 MINOR

Kankakee River
Dunns Bridge          10.0    10.05  07 AM Thu   1.00 MODERATE
Kouts                 11.0    11.20  07 AM Thu   1.02 MODERATE
Shelby                 9.0    11.82  07 AM Thu   1.32 MAJOR
Momence                5.0     6.01  07 AM Thu   0.50 MINOR
Wilmington             6.5     7.66  07 AM Thu   1.62 MINOR

Thorn Creek
Thornton              10.0    11.37  06 AM Thu  -0.36 MINOR



Little Calumet River
Dyer                  12.0     7.04  07 AM Thu  -2.31

Munster               12.0    13.69  07 AM Thu  -0.32 MINOR
South Holland         16.5    16.32  07 AM Thu   0.47

Mazon River
Coal City             12.0    16.24  07 AM Thu   5.33 MODERATE

Vermilion River
Pontiac               14.0    16.55  07 AM Thu   4.11 MODERATE
Leonore               16.0    23.89  07 AM Thu   5.61 MODERATE

Upper Illinois River
Morris                16.0    22.84  07 AM Thu   5.93 MAJOR
Ottawa               463.0   469.70  06 AM Thu   3.71 MAJOR
La Salle              20.0    29.54  07 AM Thu   4.21 MAJOR

S Branch Kishwaukee River
De Kalb               10.0     7.37  06 AM Thu  -0.50

Kishwaukee River
Belvidere              9.0        M  M              M ADVISORY
Perryville            12.0    12.24  06 AM Thu   0.82 MINOR

Pecatonica River
Shirland              12.0    10.75  07 AM Thu   0.41 ADVISORY

Rock River
Rockton               10.0     7.47  06 AM Thu   0.18
Latham Park           9.0        M  M              M
Rockford (Auburn St)   6.0     3.21  07 AM Thu  -0.12
Byron                 13.0    11.84  07 AM Thu      M ADVISORY
Dixon                 16.0    13.87  06 AM Thu   0.31 ADVISORY
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