Heavy rain runoff fueling river rises, minor flooding across Chicago area

Saturday rainfall totaled over 3-inches at several locations across northeast Illinois with 1 to 2-inches commonplace. The resulting runoff has caused rivers to rise area-wide with minor flooding observed/forecast for segments of the Fox, DuPage, East Branch of the DuPage, Thorn Creek, Illinois and Rock Rivers. Many river segments were rising to near bankfull and under Advisories. Segments in or forecast Flood warnings or Flood Advisories are shown in green on the highlighted map.

Greatest rainfall reported thus far was 4.22-inches at Streator in LaSalle County.  Lockport in Will County and Minooka in Grundy Counties reported 3.65 and 3.61-inches respectively.

Below is a list of some of the greater rainfall reports as well as the latest Hydrologic  Summary.

Location/Rainfall (inches)
Streator….4.22
Lockport….3.65
Minooka….3.61
Morris….3.56
Channahon….3.49
Midway…..3.45
Coal City….3.39
Darien….3.35
Countryside….3.30
Palos Park….3.28
Romeoville….3.26
Wilmington….3.22
Mazon….3.19
Joliet….3.19
Bridgeport….3.14
Plainfield….3.04
Oswego….3.03
Dwight….3.03
Oaklawn….2.90
Pontiac….2.90
Riverside….2.90
Homer Glen….2.88
Harwood Hts…..2.87
New Lenox….2.87
LaGrange Park….2.85
Bridgeview….2.85
Bollingbrook….2.83

Hydrologic River Stages/Forecasts

Hydrologic Summary
National Weather Service Chicago/Romeoville IL
730 AM CDT Sun Oct 27 2019



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

North Branch Chicago River
Chicago (Pulaski Road 18.0    14.70  07 AM Sun   3.72

Des Plaines River
Russell                7.0     5.15  06 AM Sun   1.92 Advisory
Gurnee                 7.0     5.26  06 AM Sun   2.29 Advisory
Lincolnshire          12.5     9.96  07 AM Sun   2.52
Des Plaines           15.0    12.98  07 AM Sun   4.08 Advisory
River Forest          16.0    10.66  07 AM Sun   5.72
Riverside              7.5     6.16  07 AM Sun   3.58

Fox River
Algonquin Lock & Dam t 9.5     8.24  06 AM Sun   0.69 Minor
Montgomery            13.0    12.96  06 AM Sun   0.88 Minor
Dayton                12.0    10.98  07 AM Sun   3.21 Minor

East Branch Du Page River
Bolingbrook           19.5    20.05  06 AM Sun   5.09 Advisory



West Branch Du Page River
Warrenville           11.5    10.60  07 AM Sun   2.85

Du Page River
Plainfield            12.0    10.45  07 AM Sun   3.51 Advisory
Shorewood              6.5     5.85  07 AM Sun   3.42 Minor

Iroquois River
Rensselaer            12.0     6.61  06 AM Sun   2.69
Foresman              18.0     9.46  07 AM Sun   4.17
Chebanse              16.0     5.24  07 AM Sun   2.40
Iroquois              18.0     6.35  07 AM Sun   1.36

Sugar Creek
Milford               18.0     3.50  07 AM Sun   0.69



Kankakee River
Dunns Bridge          10.0     3.85  07 AM Sun   0.51
Kouts                 11.0     4.80  07 AM Sun   0.48
Shelby                 10.5     5.93  07 AM Sun   0.77
Momence                5.0     3.25  07 AM Sun   1.29
Wilmington             6.5     3.40  07 AM Sun   1.92

Thorn Creek
Thornton              10.0     9.76  06 AM Sun   7.00 Minor

Little Calumet River
Dyer                  12.0     5.50  07 AM Sun   3.36

Munster (H            12.0    10.76  07 AM Sun   5.32
South Holland         16.5    13.10  07 AM Sun   7.74

Mazon River
Coal City             12.0     9.09  07 AM Sun   7.66 Advisory

Vermilion River
Pontiac               14.0     4.68  07 AM Sun   2.05
Leonore               16.0     9.77  07 AM Sun   6.13

Upper Illinois River
Morris                16.0    12.53  07 AM Sun   7.24 Minor
Ottawa               463.0   461.61  06 AM Sun   2.35 Minor
La Salle              20.0    16.87  07 AM Sun   4.29 Minor

S Branch Kishwaukee River
De Kalb               10.0     6.88  07 AM Sun   3.09

Kishwaukee River
Belvidere              9.0     4.15  06 AM Sun   1.76 Advisory
Perryville            12.0     8.45  06 AM Sun   1.57

Pecatonica River
Shirland              12.0    11.56  07 AM Sun  -0.06 Advisory

Rock River
Rockton               10.0     8.74  06 AM Sun   0.17 Advisory
Latham Park           9.0     8.82  06 AM Sun    0.17 Minor
Rockford (Auburn Stree 6.0     3.65  06 AM Sun   0.11
Byron                 13.0    10.79  07 AM Sun   0.29 Advisory
Dixon                 16.0    12.48  06 AM Sun   0.06 Advisory

 

 

Notice: you are using an outdated browser. Microsoft does not recommend using IE as your default browser. Some features on this website, like video and images, might not work properly. For the best experience, please upgrade your browser.