Waterlands
Rock River
USGS · 05443500
ROCK RIVER
USGS · 05443500LIVE

ROCK RIVER AT COMO, IL

WHITESIDE COUNTY, IL41.7722°N, -89.7456°W Updated 1 hr ago
FLOW RATE
8,305cfs
AIR TEMP
77°F
WIND
9mph ENE
FISH INDEX
69SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 30 DAY
8,305cfs 2.5% vs avg
Optimal band: 7,502–10,150 cfs
PERIOD HIGH
20,085cfs
PERIOD LOW
4,772cfs
RUNNABLE
39%
last 30 day in band
Precipitation History
Your History · ROCK RIVER AT COMO, IL

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Weather Conditions
WEATHER CONDITIONS
TODAY
83°
67°
MON
84°
66°
TUE
82°
63°
WED
84°
67°
THU
83°
70°
FRI
82°
69°
SAT
82°
66°
TIME
MON
1
NOW
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
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
TEMP
hourly forecast
70°
mild
70°
69°
68°
67°
66°
66°
68°
71°
73°
76°
79°
81°
82°
83°
83°
84°
84°
83°
81°
78°
74°
72°
70°
69°
67°
66°
65°
64°
63°
63°
66°
70°
74°
78°
80°
81°
81°
81°
82°
82°
82°
82°
81°
76°
72°
71°
70°
70°
69°
68°
67°
67°
67°
67°
69°
72°
74°
77°
79°
81°
83°
83°
81°
84°
84°
82°
80°
77°
74°
73°
71°
72°
70°
71°
70°
70°
70°
70°
72°
74°
77°
77°
78°
80°
80°
82°
83°
78°
78°
79°
78°
76°
74°
72°
72°
71°
71°
71°
71°
69°
69°
69°
71°
73°
75°
76°
76°
77°
80°
81°
82°
82°
81°
79°
77°
WIND
mph · gust · dir
4mph NE
G 10 mph
4
G10
NE
4
G9
N
4
G10
NNE
5
G11
NNE
5
G12
NNE
4
G10
NNE
7
G16
NNE
7
G13
NE
7
G13
NE
8
G12
NE
10
G13
NE
10
G13
NE
10
G12
ENE
9
G11
ENE
9
G11
ENE
8
G10
NE
7
G9
NE
7
G8
NE
6
G9
NE
5
G10
ENE
5
G11
NE
5
G11
ENE
5
G11
E
4
G10
ENE
4
G8
ENE
4
G7
NE
5
G8
E
3
G4
NNE
3
G4
NNE
2
G3
NNE
2
G3
N
2
NNW
2
NNW
2
G4
N
3
G6
NE
3
G6
NE
4
G6
WNW
3
G5
N
1
G5
NNE
1
SSW
1
SW
1
WSW
2
SW
3
SSW
3
SSW
3
S
3
S
2
SSE
3
SSE
3
G4
S
3
SW
5
S
5
SW
4
G5
SSW
4
G8
SSW
6
G9
SSW
6
G11
SSW
8
G11
SSW
7
G10
WSW
7
G11
SW
7
G12
SW
8
G13
SW
7
G14
SSW
10
G15
SSW
8
G15
SW
9
G16
SW
7
G17
SW
7
G17
SW
6
G19
SSW
7
G17
SSW
8
G17
S
7
G19
S
7
G22
SSW
7
G25
SSW
8
G22
SSW
9
G14
SSW
8
G13
SSW
7
G18
SSW
8
G20
S
7
G20
SSW
9
G19
SSW
12
G23
SW
13
G22
WSW
12
G17
WSW
8
WSW
5
G13
SSW
6
G10
SW
8
G9
SW
8
G9
SW
7
G11
WSW
6
G10
WSW
4
SW
3
G4
WNW
4
W
3
G9
W
4
G17
NW
4
G17
WNW
2
G14
NW
5
G19
NNW
3
G15
NNW
2
G10
NW
1
G13
NNW
3
G14
NE
4
G12
NE
7
G10
NNE
9
NE
12
NE
10
ENE
8
G11
ENE
7
G11
ENE
5
G11
NE
5
G13
NE
6
G16
NE
8
G20
ENE
10
G23
ENE
PRECIP
chance %
1%
1%
1%
1%
1%
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%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
2%
2%
2%
2%
2%
2%
20%
20%
20%
20%
20%
20%
20%
20%
20%
20%
20%
20%
38%
38%
38%
38%
38%
38%
32%
32%
32%
32%
32%
32%
38%
38%
38%
38%
38%
38%
16%
16%
16%
16%
16%
16%
12%
12%
12%
12%
12%
12%
CLOUDS
cover %
0%
clear
0%
0%
3%
1%
0%
1%
0%
1%
7%
5%
2%
1%
17%
21%
21%
10%
5%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
3%
2%
6%
1%
0%
0%
0%
0%
6%
4%
5%
0%
0%
0%
0%
1%
0%
0%
0%
0%
0%
0%
87%
11%
10%
10%
100%
48%
6%
100%
7%
54%
37%
27%
80%
100%
63%
6%
5%
6%
5%
77%
93%
9%
100%
6%
85%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
57%
15%
100%
100%
100%
81%
7%
100%
65%
100%
10%
97%
100%
94%
100%
100%
100%
92%
100%
49%
56%
72%
86%
93%
97%
100%
PRESSURE
hPa · trend
994
994995996996996998997995995995994991989989988989989990991992
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
69
Temperature
Warm
Wind
Light
Pressure
Rising — Slow
Moon Phase
Good
DAYLIGHT
SUNRISE
05:30 AM
SUNSET
08:36 PM
15H 6M OF DAYLIGHT
MOON PHASE
Last Quarter
64% illuminated

Station Location

41.7722, -89.7456
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-06 00:00 UTC
Site #05443500·USGS

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