USGS · 04092677

GRAND CALUMET RIVER

USGS · 04092677LIVE

GRAND CALUMET RIVER AT INDUSTRIAL HWY AT GARY, IN

GARY, IN41.6078°N, -87.3936°W Updated 3 hr ago

FLOW RATE

620cfs

GAUGE HT

3.48ft

AIR TEMP

73°F

WIND

6mph NE

FISH INDEX

81SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

620cfs 35.9% vs avg

Optimal band: 496–672 cfs

PERIOD HIGH

736cfs

PERIOD LOW

405cfs

RUNNABLE

61%

last 30 day in band

Gauge Height

3.48ft

Precipitation History

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Weather Conditions

WEATHER CONDITIONS

TODAY

83°

69°

MON

89°

63°

TUE

93°

71°

WED

96°

76°

THU

93°

76°

FRI

94°

72°

SAT

93°

76°

TIME

MON

NOW

TUE

WED

THU

FRI

TEMP

hourly forecast

67°

mild

67°

65°

64°

63°

68°

75°

79°

82°

85°

86°

87°

88°

89°

88°

89°

88°

84°

81°

79°

78°

76°

75°

74°

73°

72°

71°

75°

80°

85°

88°

89°

91°

92°

93°

92°

90°

86°

83°

82°

81°

80°

79°

78°

77°

76°

79°

83°

87°

90°

92°

94°

93°

95°

96°

95°

94°

92°

90°

87°

84°

83°

82°

81°

80°

79°

78°

77°

76°

79°

83°

86°

89°

91°

93°

92°

89°

85°

82°

80°

78°

77°

76°

75°

74°

73°

72°

76°

81°

86°

89°

92°

94°

93°

92°

90°

87°

85°

82°

WIND

mph · gust · dir

2mph SSW

G 3 mph

SSW

WNW

WSW

NNE

ENE

SSE

G10

G11

G13

SSW

G13

G15

WSW

G11

G13

G11

WNW

NNW

NNE

SSE

G10

WNW

WSW

WNW

NNW

G10

G11

WNW

G12

G11

WNW

G11

G10

G12

WNW

G11

NNW

NNE

G10

NNE

G10

NNE

ENE

SSE

SSW

PRECIP

chance %

14%

12%

CLOUDS

cover %

clear

100%

89%

40%

55%

17%

95%

100%

68%

25%

10%

68%

27%

100%

32%

100%

24%

100%

12%

13%

100%

97%

93%

38%

70%

79%

10%

74%

28%

100%

20%

100%

99%

12%

95%

14%

100%

12%

56%

61%

59%

41%

11%

72%

12%

24%

44%

63%

78%

91%

100%

PRESSURE

hPa · trend

1000

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Warm

Wind

Light

Pressure

Stable

Moon Phase

Peak Activity

DAYLIGHT

SUNRISE

05:26 AM

SUNSET

08:24 PM

14H 58M OF DAYLIGHT

MOON PHASE

New Moon

3% illuminated

PEAK ACTIVITY

Station Location

41.6078, -87.3936

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DATA · USGS · NOAA · NWSUPDATED 2026-07-13 00:00 UTC

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