USGS · 03309000

GREEN RIVER

USGS · 03309000LIVE

GREEN RIVER AT MAMMOTH CAVE, KY

EDMONSON COUNTY, KY37.1800°N, -86.1125°W Updated 16 hr ago

FLOW RATE

4,715cfs

GAUGE HT

17.27ft

AIR TEMP

77°F

WIND

4mph SE

FISH INDEX

75SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

4,715cfs 8.9% vs avg

Optimal band: 1,186–1,604 cfs

PERIOD HIGH

23,830cfs

PERIOD LOW

451cfs

RUNNABLE

last 30 day in band

Gauge Height

17.27ft

Precipitation History

Your History · GREEN RIVER AT MAMMOTH CAVE, KY

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Weather Conditions

WEATHER CONDITIONS

TODAY

79°

72°

MON

87°

70°

TUE

87°

70°

WED

89°

70°

THU

87°

71°

FRI

88°

71°

SAT

87°

64°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

78°

mild

78°

79°

78°

76°

74°

73°

72°

71°

70°

72°

74°

77°

80°

82°

83°

84°

85°

86°

87°

86°

85°

83°

80°

78°

77°

76°

75°

74°

73°

72°

71°

70°

72°

74°

78°

81°

83°

85°

87°

84°

82°

79°

76°

74°

73°

72°

71°

70°

73°

76°

80°

84°

86°

87°

88°

89°

88°

87°

85°

82°

77°

76°

75°

74°

73°

72°

71°

74°

77°

80°

82°

86°

85°

87°

85°

86°

82°

78°

76°

75°

74°

73°

72°

73°

76°

80°

83°

WIND

mph · gust · dir

5mph ENE

G 9 mph

ENE

G11

ENE

G11

NNE

ENE

G11

ENE

G12

G19

ENE

G17

ENE

G16

ENE

G14

G15

G16

G15

G17

G12

ENE

G11

ENE

G11

G10

ENE

G10

ENE

G11

ENE

ESE

SSE

SSW

WSW

NNW

WNW

WSW

WNW

NNW

NNE

PRECIP

chance %

21%

22%

27%

21%

11%

12%

11%

14%

16%

17%

20%

21%

15%

22%

25%

14%

12%

CLOUDS

cover %

100%

overcast

100%

61%

10%

23%

30%

35%

32%

58%

12%

44%

25%

50%

79%

15%

56%

100%

25%

22%

48%

92%

100%

34%

11%

21%

23%

14%

17%

11%

13%

41%

53%

73%

41%

13%

71%

13%

72%

77%

89%

97%

100%

99%

95%

89%

83%

77%

68%

PRESSURE

hPa · trend

1000

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Warm

Wind

Calm

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

05:34 AM

SUNSET

08:05 PM

14H 31M OF DAYLIGHT

MOON PHASE

Waning Crescent

5% illuminated

Station Location

37.1800, -86.1125

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

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