Heavy 2- day rains cause extensive flooding of lowlands and northern Chicago area rivers

Two- day rainfall totals ranging from 3-7 inches occurred across northern Illinois in the past couple days.  Highest total reported thus far has been 7.04 inches at Bull Valley followed by 6.39 inches at Long Lake (see list of additional sites below).

As has been reported there has been extensive flooding of lowlands and streams with rises occurring on the Des Plaines River where major flooding is forecast at Russell, Gurnee and Lincolnshire as well as additional flood warnings for segments of the Fox River and Pecatonica River. Flood Warnings/Advisories are displayed in green on the headlined map.

Following is the latest river summary issued by the Chicago National Weather Service.

Hydrologic Summary
National Weather Service Chicago/Romeoville IL
730 AM CDT Fri Sep 13 2019

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

North Branch Chicago River
Chicago (Pulaski Road 18.0    14.55  07 AM Fri   3.25



Des Plaines River
Russell                7.0     8.42  06 AM Fri   1.98 MAJOR
Gurnee                 7.0     9.24  06 AM Fri   2.25 MAJOR
Lincolnshire          12.5    13.08  07 AM Fri   3.30 MAJOR
Des Plaines           15.0    14.45  07 AM Fri   2.84 MODERATE
River Forest          16.0     9.57  07 AM Fri   3.85 ADVISORY
Riverside              7.5     4.88  07 AM Fri   2.02 ADVISORY

Fox River
Algonquin Lock & Dam t 9.5    10.34  06 AM Fri   1.54 MODERATE
Montgomery            13.0    13.12  06 AM Fri   1.07 MINOR
Dayton                12.0     8.09  07 AM Fri   1.17 ADVISORY

East Branch Du Page River
Bolingbrook           19.5    15.98  06 AM Fri   1.03

West Branch Du Page River
Warrenville           11.5     8.90  07 AM Fri   1.08

Du Page River
Plainfield            12.0     7.72  07 AM Fri   0.60
Shorewood              6.5     2.42  07 AM Fri   0.18



Iroquois River
Rensselaer            12.0     3.39  06 AM Fri   0.02
Foresman              18.0     4.52  07 AM Fri   0.00
Chebanse              16.0     2.33  07 AM Fri  -0.07
Iroquois              18.0     4.15  07 AM Fri  -0.03

Sugar Creek
Milford               18.0     2.73  07 AM Fri   0.00

Kankakee River
Dunns Bridge          10.0     2.22  07 AM Fri   0.03
Kouts                 11.0     3.07  07 AM Fri  -0.05
Shelby                 10.5     3.69  07 AM Fri   0.04
Momence                5.0     1.39  07 AM Fri  -0.01
Wilmington             6.5     1.10  07 AM Fri  -0.02

Thorn Creek
Thornton              10.0     2.81  06 AM Fri   0.10



Little Calumet River
Dyer                  12.0     2.07  07 AM Fri   0.06

Munster (H            12.0     5.75  07 AM Fri  -0.07
South Holland         16.5     5.45  07 AM Fri   0.34

Mazon River
Coal City             12.0     1.04  07 AM Fri  -0.02

Vermilion River
Pontiac               14.0     2.60  07 AM Fri   0.04
Leonore               16.0     3.31  07 AM Fri   0.06

Upper Illinois River
Morris                16.0     5.02  07 AM Fri  -0.51
Ottawa               463.0   459.42  06 AM Fri  -0.09
La Salle              20.0    12.35  07 AM Fri   0.25

S Branch Kishwaukee River
De Kalb               10.0     6.68  07 AM Fri   3.75

Kishwaukee River
Belvidere              9.0     6.50  06 AM Fri   4.42 ADVISORY
Perryville            12.0    10.78  06 AM Fri   3.91

Pecatonica River
Shirland              12.0    11.62  07 AM Fri   2.21 MINOR

Rock River
Rockton               10.0     7.96  06 AM Fri   1.80 ADVISORY
Latham Park           9.0     8.53  06 AM Fri   1.92
Rockford (Auburn Stree 6.0     4.09  06 AM Fri   0.51
Byron                 13.0    11.80  07 AM Fri   3.55
Dixon                 16.0    11.50  06 AM Fri   1.63 ADVISORY

Following are a few selected 2-day rainfall totals...
location/2-day rain (Inches)
Bull Valley.... 7.04
Long Lake...... 6.39
Mundelein...... 5.81
Buffalo Grove.. 5.57
Winthrope Harbor 5.57
Bannockburn..... 5.49
Rockford 3.3NE.. 5.39
Rockford 4.5WSW. 5.42
Lake Zurich..... 5.38
Rockford 3.8S... 4.93
Rockford 1.5ENE. 4.84
Palatine........ 4.84
Crystal Lake.... 4.83
McHenry......... 4.64
Rockford 0.7NW.. 4.63
Lake Villa...... 4.55
Marengo......... 4.51
Algonquin....... 4.36
Wonder Lake..... 4.31

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