USGS · 05451500

IOWA RIVER

USGS · 05451500LIVE

Iowa River at Marshalltown, IA

MARSHALLTOWN, IA42.0658°N, -92.9077°W Updated 13 min ago

FLOW RATE

2,300cfs

GAUGE HT

12.78ft

AIR TEMP

84°F

WIND

3mph SE

FISH INDEX

63SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

2,300cfs 38.7% vs avg

Optimal band: 2,151–2,910 cfs

PERIOD HIGH

2,720cfs

PERIOD LOW

2,280cfs

RUNNABLE

100%

last 1 day in band

Gauge Height

12.78ft

Precipitation History

Your History · Iowa River at Marshalltown, IA

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Weather Conditions

WEATHER CONDITIONS

TODAY

87°

62°

MON

91°

66°

TUE

86°

68°

WED

86°

67°

THU

87°

69°

FRI

86°

70°

SAT

89°

70°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

87°

mild

87°

84°

81°

77°

74°

72°

71°

70°

69°

68°

67°

66°

67°

72°

78°

83°

85°

87°

88°

89°

90°

91°

89°

85°

81°

79°

77°

76°

74°

73°

72°

71°

69°

68°

69°

72°

75°

78°

80°

82°

84°

85°

86°

85°

84°

79°

75°

73°

72°

71°

70°

69°

68°

67°

70°

73°

76°

78°

80°

82°

83°

84°

85°

86°

85°

80°

76°

75°

74°

72°

71°

70°

69°

72°

75°

78°

80°

83°

84°

86°

87°

82°

78°

75°

74°

73°

72°

71°

70°

72°

74°

77°

80°

82°

84°

WIND

mph · gust · dir

5mph ENE

G 7 mph

ENE

G10

ENE

ESE

SSW

WSW

SSW

WSW

SSE

NNE

ESE

SSE

WSW

SSW

WSW

WNW

SSW

SSE

SSW

WSW

WNW

NNW

ENE

ESE

G10

ESE

G10

G11

G13

G11

SSE

PRECIP

chance %

CLOUDS

cover %

clear

55%

100%

22%

77%

100%

36%

84%

18%

10%

29%

100%

64%

100%

12%

10%

13%

93%

31%

41%

100%

10%

27%

10%

100%

33%

51%

44%

PRESSURE

hPa · trend

990

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Too Hot

Wind

Calm

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

05:47 AM

SUNSET

08:47 PM

15H 0M OF DAYLIGHT

MOON PHASE

Waning Crescent

5% illuminated

Station Location

42.0658, -92.9077

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DATA · USGS · NOAA · NWSUPDATED 2026-07-12 18:00 UTC

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