Waterlands
Nb Chicago River
USGS · 05536118
NB CHICAGO RIVER
USGS · 05536118LIVE

NB CHICAGO RIVER AT GRAND AVENUE AT CHICAGO, IL

CHICAGO, IL41.8923°N, -87.6424°W
AIR TEMP
72°F
WIND
8mph W
FISH INDEX
69SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
—cfs
No flow data available
Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

22.0in

≈ normal

21.97 in of precipitation so far this year — about average for this point in the season (normal 19.36 in).

YTD Total

22.0in

This year so far

Normal to Date

19.4in

30-yr average

Typical Range

13.4–25.0in

10th–90th pct YTD

Departure

+14%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 2.00" · normal 2.28" (1.2–3.8)
Jan
Feb: 0.66" · normal 2.09" (0.8–3.7)
Feb
Mar: 3.73" · normal 2.62" (1.5–4.3)
Mar
Apr: 6.45" · normal 4.08" (2.4–6.3)
Apr
May: 1.32" · normal 4.24" (1.7–6.3)
May
Jun: 7.15" · normal 3.80" (1.5–6.1)
Jun
Jul: 0.66" (so far)· normal 3.63" (2.0–5.3)
Jul
Aug: normal 3.75" (1.8–5.5)
Aug
Sep: normal 3.05" (1.2–5.5)
Sep
Oct: normal 3.38" (1.6–6.5)
Oct
Nov: normal 2.66" (1.4–4.3)
Nov
Dec: normal 2.30" (1.1–3.9)
Dec
Baseline 1991–2020 · Source: Open-Meteo07:14 AM
Your History · NB CHICAGO RIVER AT GRAND AVENUE AT CHICAGO, IL

Track your history

Sign in to track your sessions at NB CHICAGO RIVER AT GRAND AVENUE AT CHICAGO, IL — best days, monthly trends, and time on the water.

Sign in
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
85°
71°
SAT
84°
71°
SUN
86°
73°
MON
77°
68°
TUE
77°
66°
WED
88°
69°
THU
89°
75°
TIME
FRI
7
NOW
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
SAT
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
SUN
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
MON
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
TUE
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
WED
12
am
1
am
TEMP
hourly forecast
74°
mild
74°
77°
80°
83°
85°
85°
83°
79°
77°
82°
84°
81°
75°
77°
73°
72°
71°
73°
73°
72°
72°
71°
71°
71°
74°
77°
73°
72°
73°
76°
78°
81°
81°
77°
81°
83°
84°
84°
82°
81°
79°
78°
77°
75°
74°
74°
73°
74°
75°
76°
77°
80°
80°
84°
85°
83°
84°
86°
85°
83°
81°
79°
77°
76°
75°
74°
73°
72°
71°
70°
69°
68°
69°
70°
72°
74°
76°
77°
77°
76°
77°
76°
76°
74°
72°
71°
70°
69°
69°
68°
67°
67°
67°
66°
66°
66°
68°
70°
72°
74°
74°
75°
76°
77°
77°
76°
76°
75°
74°
72°
71°
70°
70°
70°
70°
WIND
mph · gust · dir
7mph SSW
G 13 mph
7
G13
SSW
8
G15
SSW
8
G16
SSW
7
G13
SW
6
G12
WSW
4
G11
W
3
G10
ENE
8
G10
ESE
14
G21
ESE
7
G9
SE
4
G8
ESE
7
G11
SE
2
G4
E
6
G22
WNW
2
G5
N
3
G7
SSE
4
G8
SSE
6
G14
SSW
4
G11
SSW
5
G10
SW
5
G11
SW
4
G10
SW
4
G8
W
4
G8
SW
1
G6
S
6
G10
SW
9
G21
NNW
3
G6
E
11
G15
SE
14
G23
SE
9
G17
SE
6
G13
SE
6
G15
SE
6
G10
E
9
G20
SSE
7
G15
SSW
7
G10
SW
9
SW
9
SW
8
G9
SW
8
G14
SW
7
G12
SSW
7
G11
SW
7
G12
SW
6
G16
SW
6
G19
WSW
5
G25
WSW
5
G31
WSW
5
G29
W
7
WNW
7
W
8
G13
WNW
9
G10
W
4
G10
W
6
G11
WNW
7
G9
W
6
G10
W
6
G11
W
9
G10
WNW
8
G11
WNW
8
G9
WNW
7
G9
WNW
6
G11
WNW
3
G15
W
5
G17
W
5
G15
WNW
5
G14
NW
4
G13
NNW
4
G10
NW
5
G9
NW
5
G10
NW
5
G13
WNW
7
G17
NW
8
G16
NW
7
G15
NW
6
G13
NNW
7
G10
N
8
G9
NNE
10
NE
11
NE
11
NNE
11
NNE
10
NNE
8
N
7
G9
NNE
6
G9
NNE
7
G10
NNE
7
G10
N
6
G11
N
5
G14
NNE
6
G11
N
6
N
5
N
5
NNW
5
G8
NW
5
G9
NNW
7
G8
NNW
9
N
9
N
10
NNE
10
NNE
9
NNE
9
NE
9
NE
9
NE
8
NE
7
NE
6
NE
5
ENE
4
ENE
3
E
3
SE
3
SE
3
SE
2
SE
PRECIP
chance %
6%
6%
8%
9%
9%
8%
7%
7%
8%
13%
13%
18%
28%
29%
24%
14%
8%
6%
5%
11%
11%
15%
12%
19%
18%
15%
13%
25%
11%
8%
9%
15%
54%
54%
54%
54%
54%
54%
42%
42%
42%
42%
42%
42%
45%
45%
45%
45%
45%
45%
17%
17%
17%
17%
17%
17%
28%
28%
28%
28%
28%
28%
17%
17%
17%
17%
17%
17%
16%
16%
16%
16%
16%
16%
7%
7%
7%
7%
7%
7%
5%
5%
5%
5%
5%
5%
5%
5%
5%
5%
5%
5%
5%
5%
5%
5%
5%
5%
6%
6%
6%
6%
6%
6%
6%
6%
6%
6%
6%
6%
4%
4%
4%
4%
4%
4%
CLOUDS
cover %
1%
clear
1%
3%
1%
3%
17%
15%
100%
48%
24%
69%
58%
1%
90%
86%
100%
100%
23%
83%
100%
100%
41%
76%
100%
6%
2%
33%
100%
100%
100%
100%
42%
100%
100%
93%
90%
100%
83%
75%
100%
100%
8%
76%
5%
5%
100%
100%
25%
98%
100%
100%
100%
100%
100%
100%
100%
100%
100%
92%
17%
22%
96%
100%
19%
86%
5%
0%
0%
0%
0%
0%
0%
0%
3%
10%
0%
0%
0%
0%
38%
63%
42%
44%
61%
86%
100%
100%
100%
100%
100%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
2%
32%
22%
8%
8%
12%
100%
100%
98%
6%
0%
0%
2%
1%
0%
0%
PRESSURE
hPa · trend
996
996997993994994992991990989992991992993993994994996996995995
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
69
Temperature
Warm
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:20 AM
SUNSET
08:29 PM
15H 9M OF DAYLIGHT13H 15M REMAINING
MOON PHASE
Waning Gibbous
88% illuminated

Station Location

41.8923, -87.6424
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-03 07:14 UTC
Site #05536118·USGS

Create a free account to save favorites, set flow alerts, and track conditions

Sign up free