USGS · 01209700

NORWALK RIVER

USGS · 01209700LIVE

NORWALK RIVER AT SOUTH WILTON, CT

WILTON, CT41.1638°N, -73.4195°W Updated 7 hr ago

FLOW RATE

10cfs

AIR TEMP

73°F

WIND

4mph WSW

FISH INDEX

69SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

10cfs 50.8% vs avg

Optimal band: 12–16 cfs

PERIOD HIGH

509cfs

PERIOD LOW

3cfs

RUNNABLE

18%

last 1 year in band

Precipitation History

Your History · NORWALK RIVER AT SOUTH WILTON, CT

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Weather Conditions

WEATHER CONDITIONS

TODAY

85°

72°

MON

73°

63°

TUE

72°

61°

WED

75°

57°

THU

80°

61°

FRI

84°

67°

SAT

82°

59°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

73°

mild

73°

76°

77°

78°

82°

84°

85°

83°

81°

79°

77°

74°

73°

72°

71°

70°

69°

68°

67°

68°

69°

68°

67°

65°

64°

63°

62°

61°

62°

63°

66°

71°

72°

70°

69°

68°

66°

65°

64°

62°

60°

58°

57°

58°

61°

63°

64°

67°

71°

74°

75°

74°

75°

74°

71°

66°

63°

62°

61°

62°

66°

70°

72°

74°

75°

76°

79°

78°

80°

79°

76°

77°

74°

72°

70°

68°

69°

WIND

mph · gust · dir

1mph NW

G 14 mph

G14

G13

G10

ENE

G10

ESE

G11

ESE

G11

G13

G12

G22

ESE

G14

ESE

G16

G17

G18

ENE

G18

G19

G20

ENE

G21

ENE

G22

ENE

G20

ENE

G24

ENE

G26

ENE

G27

ENE

G32

ENE

G33

ENE

G29

G27

G25

G24

G23

G22

G21

G22

NNE

G24

NNE

G25

NNE

G25

NNE

G25

NNE

G24

G20

G15

G13

G14

G15

G14

G15

NNE

G17

G16

NNE

G17

NNE

G17

NNE

G16

NNE

G16

NNE

G14

NNE

G15

NNE

G14

G11

SSE

ESE

G11

ESE

G10

SSE

ENE

ESE

SSE

SSW

G10

G11

G14

SSW

G17

G16

SSW

G15

SSW

G12

SSW

G10

PRECIP

chance %

12%

15%

13%

18%

16%

15%

24%

26%

34%

45%

34%

32%

34%

39%

58%

66%

59%

60%

77%

76%

60%

64%

63%

67%

66%

62%

61%

90%

85%

72%

56%

39%

22%

20%

12%

23%

CLOUDS

cover %

100%

overcast

100%

96%

100%

99%

100%

87%

100%

95%

79%

100%

85%

90%

100%

12%

24%

38%

45%

53%

78%

43%

51%

53%

48%

59%

97%

100%

92%

100%

84%

100%

48%

32%

19%

17%

36%

67%

89%

PRESSURE

hPa · trend

1009

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Warm

Wind

Calm

Pressure

Rising — Slow

Moon Phase

Average

DAYLIGHT

SUNRISE

05:27 AM

SUNSET

08:29 PM

15H 2M OF DAYLIGHT

MOON PHASE

Waning Gibbous

72% illuminated

Station Location

41.1638, -73.4195

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DATA · USGS · NOAA · NWSUPDATED 2026-07-05 00:00 UTC

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