USGS · 04116000

GRAND RIVER

USGS · 04116000LIVE

GRAND RIVER AT IONIA, MI

IONIA TOWNSHIP, MI42.9720°N, -85.0692°W Updated 52 min ago

FLOW RATE

1,210cfs

GAUGE HT

9.19ft

AIR TEMP

80°F

WIND

4mph NE

FISH INDEX

63SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

1,210cfs 27.0% vs avg

Optimal band: 1,037–1,403 cfs

PERIOD HIGH

1,340cfs

PERIOD LOW

1,120cfs

RUNNABLE

100%

last 1 day in band

Gauge Height

9.19ft

Precipitation History

Your History · GRAND RIVER AT IONIA, MI

Track your history

SPONSORED

Weather Conditions

WEATHER CONDITIONS

TODAY

89°

59°

MON

96°

63°

TUE

96°

70°

WED

93°

70°

THU

89°

62°

FRI

79°

54°

SAT

69°

60°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

88°

mild

88°

89°

88°

87°

86°

81°

77°

75°

72°

70°

69°

67°

66°

65°

63°

64°

71°

77°

84°

87°

90°

93°

95°

96°

95°

93°

91°

87°

83°

80°

78°

76°

74°

73°

72°

70°

73°

77°

82°

86°

90°

92°

94°

96°

95°

94°

91°

87°

83°

77°

74°

73°

71°

70°

71°

70°

71°

74°

78°

82°

85°

88°

90°

92°

93°

92°

91°

88°

83°

76°

73°

71°

74°

73°

72°

70°

66°

68°

73°

76°

80°

83°

86°

87°

88°

89°

85°

80°

75°

70°

67°

62°

60°

58°

57°

56°

54°

55°

56°

59°

63°

68°

WIND

mph · gust · dir

6mph NE

G 10 mph

G10

ENE

ESE

WSW

SSW

WSW

G14

WSW

G12

WSW

G10

G16

G15

G14

G11

WSW

G10

WSW

G11

WSW

G12

WSW

G12

WSW

G12

WSW

G13

WSW

G14

WSW

G16

WSW

G19

WSW

G18

G15

G13

G11

G16

G21

G23

WSW

G21

WSW

G20

WSW

G20

WSW

G22

WSW

G22

G23

WSW

G22

WSW

G20

WSW

G18

G16

G15

WNW

G13

WNW

G11

WNW

G11

G13

WNW

G16

G17

G19

G20

G23

WNW

G23

NNE

G13

NNE

G12

NNW

G15

G10

G14

G13

NNW

G11

G10

NNW

G11

WNW

G15

G17

NNW

G18

NNW

G17

NNW

G17

G19

NNE

G25

NNE

G29

G26

G17

NNE

G11

NNE

ENE

PRECIP

chance %

13%

CLOUDS

cover %

clear

84%

100%

88%

37%

100%

69%

26%

52%

75%

100%

25%

30%

100%

34%

44%

100%

74%

100%

17%

19%

12%

61%

100%

86%

40%

17%

21%

100%

77%

100%

14%

100%

92%

12%

10%

100%

11%

PRESSURE

hPa · trend

1000

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Too Hot

Wind

Calm

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

06:12 AM

SUNSET

09:19 PM

15H 7M OF DAYLIGHT

MOON PHASE

Waning Crescent

5% illuminated

Station Location

42.9720, -85.0692

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-07-12 14:45 UTC

Site #04116000·USGS

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