Waterlands
Mazon River
USGS · 05542000
MAZON RIVER
USGS · 05542000LIVE

MAZON RIVER NEAR COAL CITY, IL

GRUNDY COUNTY, IL41.2862°N, -88.3599°W Updated 15 hr ago
FLOW RATE
139cfs
GAUGE HT
1.96ft
AIR TEMP
82°F
WIND
6mph NE
FISH INDEX
56SCORE / 100
GOOD · 3 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 YEAR
139cfs 39.8% vs avg
Optimal band: 17–23 cfs
PERIOD HIGH
6,283cfs
PERIOD LOW
1cfs
RUNNABLE
12%
last 1 year in band

Gauge Height

1.96ft
Precipitation History
Your History · MAZON RIVER NEAR COAL CITY, IL

Track your history

Sign in to track your sessions at MAZON RIVER NEAR COAL CITY, IL — best days, monthly trends, and time on the water.

Sign in
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
87°
64°
MON
91°
63°
TUE
87°
69°
WED
87°
72°
THU
85°
66°
FRI
80°
62°
SAT
81°
62°
TIME
SUN
4
NOW
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
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
THU
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
FRI
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
TEMP
hourly forecast
87°
mild
87°
86°
85°
82°
79°
75°
72°
70°
68°
66°
65°
64°
64°
63°
63°
65°
71°
76°
81°
84°
87°
89°
90°
91°
91°
91°
90°
88°
86°
82°
79°
77°
75°
74°
73°
71°
70°
69°
69°
72°
75°
78°
80°
82°
84°
86°
87°
87°
87°
87°
86°
85°
81°
78°
77°
76°
75°
74°
74°
73°
73°
72°
72°
74°
77°
79°
82°
83°
85°
86°
87°
87°
87°
87°
85°
83°
80°
77°
76°
75°
75°
74°
73°
73°
72°
71°
71°
73°
75°
77°
79°
81°
83°
84°
85°
84°
84°
84°
82°
79°
74°
69°
70°
66°
68°
65°
63°
62°
62°
62°
62°
64°
66°
70°
WIND
mph · gust · dir
12mph ENE
G 14 mph
12
G14
ENE
10
G13
E
9
G11
ENE
6
G10
E
4
G8
ENE
6
G9
ENE
5
G10
ENE
5
G10
ENE
4
G10
SE
1
G8
NW
1
G7
N
1
G7
NNW
4
NW
1
G4
NE
2
G3
N
2
G4
N
1
NW
1
WNW
2
G3
WNW
3
G5
NNW
3
G5
NNW
2
G6
N
2
G7
NNW
1
G5
WNW
1
G5
SW
3
G4
WSW
4
G6
NW
2
G5
NW
2
WSW
3
SW
5
WSW
5
G7
SW
5
G9
SW
4
G9
WSW
2
G9
W
3
G6
SSE
5
S
4
G5
SW
4
WSW
4
G5
WNW
5
G7
NNW
4
G5
NNW
5
G6
NNW
4
G5
N
1
G2
N
2
NW
1
W
2
WSW
3
W
4
W
4
WNW
4
G6
NW
3
WNW
3
W
3
W
5
W
5
W
5
W
5
WSW
5
WSW
6
G7
W
5
G6
WNW
5
G6
WNW
4
G8
WNW
5
G8
WNW
6
G8
WNW
6
G8
WNW
7
G8
NW
7
WNW
7
WNW
7
WNW
7
WNW
8
NW
7
G8
NW
8
G11
NW
6
G11
NW
6
WNW
6
WNW
6
W
7
WNW
5
WNW
4
NW
4
W
5
NW
5
G7
NW
5
NW
4
G6
NW
5
G8
NW
5
G9
NNW
4
G6
N
6
G7
N
6
G8
N
5
G6
NNW
7
G8
NNW
10
N
10
NNE
8
N
8
G9
N
8
G10
N
6
G13
NNE
9
G17
ENE
8
G21
NE
9
G21
NE
7
G13
NE
5
G16
NE
4
G11
NNE
4
G9
NE
5
G6
NE
5
NE
5
G6
NE
5
G7
ENE
5
G8
ENE
6
G9
ENE
6
G9
ENE
PRECIP
chance %
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
2%
2%
2%
2%
2%
2%
4%
4%
4%
4%
4%
4%
5%
5%
5%
5%
5%
5%
1%
1%
1%
1%
1%
1%
3%
3%
CLOUDS
cover %
8%
clear
8%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
3%
3%
0%
0%
0%
0%
0%
0%
3%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
0%
0%
0%
0%
2%
3%
6%
46%
100%
100%
100%
100%
6%
5%
5%
5%
0%
11%
10%
15%
19%
12%
5%
6%
25%
100%
100%
39%
12%
5%
6%
7%
5%
6%
12%
25%
27%
27%
5%
6%
8%
5%
5%
0%
21%
100%
50%
65%
11%
7%
6%
87%
100%
100%
29%
75%
100%
58%
67%
76%
86%
64%
94%
100%
34%
42%
11%
11%
17%
100%
12%
100%
51%
44%
40%
36%
28%
21%
20%
32%
52%
PRESSURE
hPa · trend
1001
1001100110021003100210011001100310011000999100099799799799899810001001
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
56
Temperature
Too Hot
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:31 AM
SUNSET
08:26 PM
14H 55M OF DAYLIGHT
MOON PHASE
Waning Crescent
5% illuminated

Station Location

41.2862, -88.3599
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #05542000·USGS

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

Sign up free