USGS · 01379500

PASSAIC RIVER

USGS · 01379500LIVE

Passaic River near Chatham NJ

SUMMIT, NJ40.7261°N, -74.3897°W Updated 14 hr ago

FLOW RATE

23cfs

AIR TEMP

92°F

WIND

9mph WNW

FISH INDEX

56SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

23cfs 69.9% vs avg

Optimal band: 25–33 cfs

PERIOD HIGH

61cfs

PERIOD LOW

20cfs

RUNNABLE

58%

last 30 day in band

Precipitation History

Your History · Passaic River near Chatham NJ

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Weather Conditions

WEATHER CONDITIONS

TODAY

99°

72°

SUN

91°

71°

MON

71°

63°

TUE

63°

60°

WED

86°

57°

THU

89°

65°

FRI

92°

68°

TIME

SAT

NOW

SUN

MON

TUE

WED

THU

TEMP

hourly forecast

98°

mild

98°

99°

98°

94°

90°

88°

83°

74°

75°

74°

76°

77°

80°

82°

85°

88°

89°

90°

91°

81°

77°

75°

74°

73°

71°

70°

69°

67°

66°

65°

64°

63°

62°

63°

62°

63°

62°

61°

60°

59°

58°

57°

58°

61°

65°

70°

74°

78°

81°

83°

85°

86°

83°

81°

78°

75°

72°

70°

69°

68°

67°

66°

65°

66°

68°

70°

74°

WIND

mph · gust · dir

11mph NW

G 20 mph

G20

G19

G17

G16

WSW

G18

WSW

G14

WSW

NNW

G10

NNW

G24

WNW

SSE

NNE

SSE

G11

SSW

NNW

NNE

ESE

SSE

G13

G14

NNE

G19

NNE

G20

ENE

G17

NNW

G12

G10

ESE

G13

ESE

G19

ESE

G15

G10

NNE

G14

ESE

G17

G16

G18

G19

ESE

G20

ESE

G21

G20

G16

ENE

G17

NNE

G22

NNE

G25

NNE

G25

G28

G29

NNE

G28

NNE

G29

G30

G29

G27

NNE

G27

NNE

G28

NNE

G28

NNE

G27

G26

NNE

G26

NNE

G26

NNE

G27

NNE

G27

NNE

G28

NNE

G29

NNE

G29

NNE

G28

NNE

G25

NNE

G24

NNE

G24

NNE

G25

NNE

G26

NNE

G24

NNE

G12

NNE

NNW

NNE

NNW

WNW

G14

G15

G14

SSW

G16

G10

G12

G17

WSW

G17

WSW

G17

WSW

G18

WSW

G20

WSW

G20

G19

PRECIP

chance %

16%

19%

26%

24%

30%

39%

34%

20%

24%

10%

11%

14%

16%

24%

32%

41%

40%

35%

50%

89%

90%

88%

85%

73%

62%

28%

23%

16%

CLOUDS

cover %

clear

52%

79%

100%

96%

76%

100%

10%

15%

11%

12%

10%

11%

PRESSURE

hPa · trend

1000

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Too Hot

Wind

Light

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

05:31 AM

SUNSET

08:32 PM

15H 1M OF DAYLIGHT

MOON PHASE

Waning Gibbous

78% illuminated

Station Location

40.7261, -74.3897

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DATA · USGS · NOAA · NWSUPDATED 2026-07-04 00:00 UTC

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