USGS · 05536356

GRAND CALUMET RIVER

USGS · 05536356LIVE

GRAND CALUMET RIVER AT COLUMBIA AV AT HAMMOND, IN

HAMMOND, IN41.6186°N, -87.4998°W Updated 22 hr ago

FLOW RATE

47cfs

AIR TEMP

91°F

WIND

14mph S

FISH INDEX

63SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

47cfs 34.9% vs avg

Optimal band: 22–30 cfs

PERIOD HIGH

63cfs

PERIOD LOW

7cfs

RUNNABLE

32%

last 1 year in band

Precipitation History

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Weather Conditions

WEATHER CONDITIONS

TODAY

93°

74°

TUE

95°

77°

WED

97°

75°

THU

97°

80°

FRI

95°

78°

SAT

95°

77°

SUN

94°

68°

TIME

MON

NOW

TUE

WED

THU

FRI

SAT

TEMP

hourly forecast

80°

mild

80°

79°

78°

77°

79°

82°

85°

89°

91°

93°

94°

95°

94°

93°

91°

87°

85°

83°

81°

80°

78°

77°

76°

75°

78°

83°

87°

90°

93°

95°

96°

97°

96°

95°

93°

91°

88°

86°

85°

84°

83°

82°

81°

80°

81°

84°

88°

91°

94°

96°

97°

96°

93°

94°

92°

90°

88°

86°

83°

82°

81°

80°

79°

78°

79°

83°

86°

89°

91°

93°

94°

95°

92°

90°

89°

87°

86°

84°

83°

81°

80°

79°

78°

77°

80°

82°

86°

89°

92°

94°

95°

94°

93°

WIND

mph · gust · dir

8mph S

G 17 mph

G17

SSW

G17

SSW

G17

SSW

G19

SSW

G18

SSW

G17

SSW

G21

G22

G19

G18

G20

G22

G23

SSW

G25

SSW

G27

SSW

G28

SSW

G28

SSW

G22

G17

G18

G19

G17

G16

SSW

G15

G14

G13

G21

WSW

G20

WSW

G18

G13

WSW

G13

G15

G17

G18

G19

G21

G22

SSW

G24

SSW

G26

SSW

G28

SSW

G28

G29

G30

G26

G24

G17

WSW

G13

WSW

G12

WSW

G11

WSW

G12

WSW

G12

G13

G14

G15

G14

G15

SSW

G15

SSW

G15

G18

G20

SSW

G19

SSW

G20

SSW

G20

SSW

G20

SSW

G20

G18

G14

G13

G14

G13

G12

WSW

G13

G14

G17

G20

SSW

G21

SSW

G21

G20

G18

WSW

G14

WSW

G12

G13

G10

SSW

G14

SSW

G13

G12

G13

PRECIP

chance %

20%

35%

20%

32%

23%

29%

20%

CLOUDS

cover %

clear

100%

29%

75%

99%

100%

14%

100%

34%

44%

10%

100%

82%

100%

81%

86%

20%

100%

14%

98%

79%

83%

57%

100%

36%

100%

87%

15%

100%

10%

22%

43%

99%

42%

94%

31%

24%

25%

29%

37%

49%

62%

77%

92%

100%

PRESSURE

hPa · trend

992

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Too Hot

Wind

Moderate

Pressure

Stable

Moon Phase

Peak Activity

DAYLIGHT

SUNRISE

05:18 AM

SUNSET

08:28 PM

15H 10M OF DAYLIGHT0H 0M REMAINING

MOON PHASE

Full Moon

100% illuminated

PEAK ACTIVITY

Station Location

41.6186, -87.4998

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DATA · USGS · NOAA · NWSUPDATED 2026-06-29 22:39 UTC

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