USGS · 01119001

POQUONOCK RIVER

USGS · 01119001LIVE

POQUONOCK RIVER AT LONG HILL, CT

GROTON, CT41.3489°N, -72.0381°W Updated 54 min ago

FLOW RATE

1.03cfs

GAUGE HT

4.95ft

AIR TEMP

73°F

WIND

6mph SSE

FISH INDEX

69SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

1.03cfs

Optimal band: 1–1 cfs

PERIOD HIGH

2.52cfs

PERIOD LOW

0.75cfs

RUNNABLE

last 1 day in band

Gauge Height

4.95ft

Precipitation History

Your History · POQUONOCK RIVER AT LONG HILL, CT

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Weather Conditions

WEATHER CONDITIONS

TODAY

78°

69°

MON

69°

63°

TUE

68°

62°

WED

74°

56°

THU

77°

64°

FRI

82°

70°

SAT

81°

64°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

73°

mild

73°

74°

75°

76°

78°

77°

73°

70°

69°

68°

67°

66°

65°

66°

67°

65°

64°

63°

64°

65°

66°

64°

63°

64°

68°

67°

66°

68°

65°

64°

63°

62°

61°

60°

58°

57°

56°

59°

62°

63°

67°

71°

74°

71°

70°

69°

68°

66°

65°

64°

65°

66°

68°

70°

71°

73°

74°

75°

76°

77°

76°

74°

72°

71°

WIND

mph · gust · dir

4mph N

G 9 mph

G12

NNW

G16

NNE

NNW

NNE

ESE

SSE

ESE

G12

ESE

G14

ESE

G15

G13

G15

G13

G12

ENE

G11

ENE

G17

ENE

G17

NNE

G26

ENE

G27

ENE

G24

ENE

G21

ENE

G20

G18

ENE

G22

G23

ENE

G25

ENE

G28

ENE

G28

ENE

G33

ENE

G29

ENE

G30

ENE

G28

G26

G27

G26

G25

ENE

G24

ENE

G21

G22

G24

G25

G27

G26

G20

G22

G20

G19

G21

G22

NNE

G22

NNE

G20

NNE

G18

NNE

G20

NNE

G20

NNE

G21

G17

G18

G21

G18

G17

G15

NNE

G11

NNE

G11

NNE

SSE

SSW

G10

SSW

G11

SSW

G11

SSW

G11

SSW

G11

G10

WSW

G12

G15

G14

G15

G16

SSW

G17

SSW

G21

SSW

G25

SSW

G26

SSW

G21

SSW

G12

PRECIP

chance %

19%

11%

15%

25%

16%

10%

13%

10%

11%

17%

24%

27%

33%

34%

38%

52%

61%

64%

54%

67%

56%

61%

57%

51%

48%

85%

83%

81%

79%

61%

54%

17%

13%

14%

CLOUDS

cover %

100%

overcast

100%

89%

100%

99%

100%

87%

100%

93%

91%

63%

100%

99%

44%

87%

100%

96%

100%

24%

30%

10%

100%

28%

91%

62%

32%

61%

70%

91%

82%

62%

48%

55%

64%

74%

86%

95%

99%

PRESSURE

hPa · trend

1012

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Warm

Wind

Light

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

05:20 AM

SUNSET

08:24 PM

15H 4M OF DAYLIGHT

MOON PHASE

Waning Gibbous

72% illuminated

Station Location

41.3489, -72.0381

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DATA · USGS · NOAA · NWSUPDATED 2026-07-05 04:30 UTC

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