Waterlands
Iowa River
USGS · 05453100
IOWA RIVER
USGS · 05453100LIVE

Iowa River at Marengo, IA

IOWA COUNTY, IA41.8127°N, -92.0648°W Updated 55 min ago
FLOW RATE
5,200cfs
GAUGE HT
12.55ft
AIR TEMP
65°F
WIND
3mph NNE
FISH INDEX
75SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
5,200cfs 92.3% vs avg
Optimal band: 4,752–6,428 cfs
PERIOD HIGH
6,230cfs
PERIOD LOW
5,200cfs
RUNNABLE
100%
last 1 day in band

Gauge Height

12.55ft
Precipitation History
Your History · Iowa River at Marengo, IA

Track your history

Sign in to track your sessions at Iowa River at Marengo, IA — best days, monthly trends, and time on the water.

Sign in
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
89°
63°
MON
93°
67°
TUE
87°
68°
WED
88°
70°
THU
87°
72°
FRI
88°
71°
SAT
83°
71°
TIME
SUN
9
NOW
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
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
TEMP
hourly forecast
76°
mild
76°
80°
82°
84°
86°
87°
88°
89°
89°
88°
87°
83°
79°
76°
74°
73°
72°
71°
69°
68°
68°
67°
69°
74°
80°
85°
88°
90°
91°
92°
93°
93°
93°
92°
91°
88°
84°
80°
77°
74°
72°
70°
69°
69°
68°
68°
71°
74°
76°
79°
82°
83°
85°
86°
87°
87°
87°
86°
86°
81°
77°
76°
75°
74°
73°
73°
72°
72°
71°
70°
72°
75°
78°
80°
82°
84°
86°
87°
88°
88°
88°
88°
87°
82°
79°
77°
76°
75°
74°
74°
73°
73°
72°
72°
74°
77°
80°
82°
84°
85°
86°
87°
87°
87°
87°
86°
84°
82°
79°
76°
75°
75°
74°
73°
WIND
mph · gust · dir
3mph E
G 6 mph
3
G6
E
5
G8
E
5
G8
E
5
G10
E
5
G9
E
5
G9
E
5
G8
E
4
G9
E
4
G9
ESE
6
G10
SE
5
G7
ESE
3
G5
E
3
NNE
5
G6
NNE
4
G5
NNE
4
G5
N
3
N
2
G3
NNE
1
G2
SE
1
N
1
N
2
N
1
N
1
WNW
1
G2
W
2
G3
W
3
G4
W
2
G3
WSW
1
G5
SSE
4
G5
SE
4
G5
SE
5
SE
6
G7
SE
5
G7
SE
3
G5
ESE
1
ESE
3
N
4
G7
NNE
3
G5
ENE
2
G4
ESE
3
G4
W
5
SSW
5
SW
4
WSW
4
W
3
G4
W
3
WSW
3
G4
WNW
4
G5
NW
4
NNW
2
NNW
0
NW
2
SSW
3
SSW
3
SW
2
WSW
2
W
1
WSW
2
W
2
WSW
2
WSW
2
W
3
W
2
G3
W
3
W
3
WSW
3
WSW
4
W
4
W
4
WNW
4
G5
WNW
3
G4
WNW
3
G4
WNW
4
WNW
4
W
4
WNW
3
WNW
3
NW
2
NW
1
W
1
WNW
1
NW
1
N
1
NE
1
G2
SSW
1
G2
SW
1
G2
SW
2
G3
SW
2
G3
SSW
3
G4
SSW
3
SSW
5
SSW
3
SW
4
SW
4
SW
3
G5
SW
6
G8
SSW
6
G8
SW
6
G7
SW
7
SW
7
WSW
8
WSW
7
G8
WSW
8
G9
SW
7
G9
SW
6
G8
WSW
5
G6
W
3
G4
W
2
WSW
1
SSW
3
SSE
5
SSE
6
SSE
6
G8
S
PRECIP
chance %
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%
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%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
CLOUDS
cover %
0%
clear
0%
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%
4%
0%
0%
6%
10%
9%
9%
8%
11%
11%
12%
100%
75%
6%
0%
5%
0%
0%
6%
7%
7%
6%
6%
5%
6%
52%
5%
14%
8%
19%
12%
27%
11%
12%
80%
100%
100%
81%
5%
6%
0%
2%
18%
5%
13%
11%
7%
7%
0%
7%
7%
8%
8%
7%
5%
5%
8%
7%
10%
15%
20%
33%
26%
100%
100%
100%
100%
75%
42%
16%
6%
3%
6%
13%
PRESSURE
hPa · trend
997
997996995995998996995996997995993993994992990991991990989
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
75
Temperature
Ideal
Wind
Calm
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
05:44 AM
SUNSET
08:43 PM
14H 59M OF DAYLIGHT
MOON PHASE
Waning Crescent
6% illuminated

Station Location

41.8127, -92.0648
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 08:00 UTC
Site #05453100·USGS

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

Sign up free