Waterlands
Hackensack River
USGS · 01377000
HACKENSACK RIVER
USGS · 01377000LIVE

Hackensack River at Rivervale NJ

OLD TAPPAN, NJ40.9992°N, -73.9892°W Updated 1 hr ago
FLOW RATE
51cfs
GAUGE HT
1.77ft
AIR TEMP
71°F
WIND
3mph S
FISH INDEX
81SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
51cfs 26.2% vs avg
Optimal band: 4865 cfs
PERIOD HIGH
61.5cfs
PERIOD LOW
51cfs
RUNNABLE
100%
last 1 day in band

Gauge Height

1.77ft
Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

19.3in

≈ normal

19.31 in of precipitation so far this year — about average for this point in the season (normal 21.63 in).

YTD Total

19.3in

This year so far

Normal to Date

21.6in

30-yr average

Typical Range

17.9–26.9in

10th–90th pct YTD

Departure

-11%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 2.55" · normal 3.36" (2.0–5.2)
Jan
Feb: 1.79" · normal 3.00" (1.8–5.0)
Feb
Mar: 4.59" · normal 4.19" (2.3–6.4)
Mar
Apr: 3.46" · normal 3.69" (2.0–6.0)
Apr
May: 3.31" · normal 3.53" (1.8–4.9)
May
Jun: 3.61" (so far)· normal 4.00" (2.0–6.7)
Jun
Jul: normal 4.19" (1.9–6.2)
Jul
Aug: normal 4.04" (1.7–7.1)
Aug
Sep: normal 4.08" (1.3–7.2)
Sep
Oct: normal 4.06" (1.4–6.3)
Oct
Nov: normal 3.16" (1.4–4.7)
Nov
Dec: normal 4.03" (1.8–6.0)
Dec
Baseline 19912020 · Source: Open-Meteo02:04 AM
Your History · Hackensack River at Rivervale NJ

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Weather Conditions
WEATHER CONDITIONS
TODAY
86°
67°
MON
91°
66°
TUE
92°
67°
WED
100°
72°
THU
104°
79°
FRI
106°
78°
SAT
92°
75°
TIME
MON
3
NOW
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
TUE
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
WED
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
THU
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
FRI
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
TEMP
hourly forecast
69°
mild
69°
68°
67°
66°
69°
72°
75°
79°
83°
86°
88°
90°
90°
91°
90°
90°
88°
82°
78°
76°
74°
73°
71°
70°
69°
68°
67°
67°
69°
73°
77°
82°
86°
88°
91°
92°
92°
92°
82°
79°
81°
83°
84°
82°
81°
80°
78°
76°
73°
73°
72°
72°
74°
78°
82°
87°
92°
96°
98°
100°
93°
93°
94°
95°
80°
83°
83°
82°
82°
81°
81°
80°
80°
79°
79°
79°
81°
84°
88°
92°
94°
97°
100°
102°
104°
104°
104°
103°
100°
96°
93°
91°
90°
89°
87°
86°
85°
84°
83°
83°
84°
87°
91°
94°
97°
100°
102°
104°
105°
106°
105°
103°
100°
96°
90°
84°
WIND
mph · gust · dir
2mph S
G 5 mph
2
G5
S
3
G4
S
2
G4
S
1
G2
SSE
1
G2
WSW
1
G6
W
2
G7
N
4
G7
NNE
5
G6
N
5
G7
NNE
6
G8
N
7
G9
N
8
G10
N
7
G9
N
5
G6
NNE
5
G6
NE
4
G5
NE
8
G13
SSE
5
G15
S
2
G7
SSW
3
G8
S
3
G7
SSW
4
G5
S
4
G5
SSE
4
G7
ESE
3
G7
SE
1
G5
W
2
G4
NW
4
G10
S
5
G11
S
6
G16
S
8
G16
SSW
9
G15
SSW
10
G15
SW
10
G14
SSW
10
G14
SW
9
G13
SW
9
G14
SW
22
G37
W
5
G13
WNW
7
G13
SSE
7
G14
SW
9
G21
WSW
9
G24
WSW
8
G23
WSW
8
G22
SW
9
G27
SW
9
G28
SW
9
G29
SW
9
G27
SW
9
G24
SW
9
G22
SW
9
G20
WSW
9
G15
WSW
9
G13
WSW
8
G13
W
8
G12
W
8
G13
W
8
G14
WSW
9
G14
WSW
6
G9
WSW
8
G14
SW
4
G9
SSW
5
G14
W
6
G11
SE
8
G14
SSW
2
NNW
2
NNE
2
SSW
2
W
3
G4
WNW
5
G23
WNW
5
G21
W
6
G22
W
7
G24
WNW
7
G25
WNW
8
G23
NW
9
G18
NW
8
G12
NNW
7
G11
NNW
7
G11
NW
8
G12
NW
7
G13
NW
9
G14
NW
11
G15
NW
11
G15
NW
11
G15
NNW
11
G15
NNW
8
G13
NNW
5
G8
NNW
3
G4
NW
4
G7
WNW
6
G22
NW
7
G24
NW
7
G22
NW
8
G23
NW
8
G24
NW
8
G26
NW
7
G25
NW
7
G24
NW
7
G23
NW
9
G22
NNW
9
G20
NW
10
G17
NW
10
G16
NW
10
G16
NW
10
G17
NW
11
G17
NW
11
G17
NW
12
G16
NW
12
G16
NW
12
G17
NNW
11
G19
NNW
10
G20
NNW
7
G18
NNE
8
G15
ENE
PRECIP
chance %
0%
0%
0%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
3%
2%
2%
2%
2%
1%
1%
1%
1%
0%
0%
0%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
3%
3%
3%
3%
3%
3%
7%
7%
7%
7%
7%
7%
14%
14%
14%
14%
14%
14%
3%
3%
3%
3%
3%
3%
11%
11%
11%
11%
11%
11%
13%
13%
13%
13%
13%
13%
2%
2%
2%
2%
2%
2%
1%
1%
1%
1%
1%
1%
5%
5%
5%
5%
5%
5%
3%
3%
3%
3%
3%
3%
1%
1%
1%
1%
1%
1%
2%
2%
2%
2%
2%
2%
21%
21%
21%
21%
21%
21%
26%
26%
CLOUDS
cover %
35%
few
35%
3%
80%
9%
13%
3%
2%
0%
0%
3%
12%
0%
0%
0%
0%
0%
0%
2%
0%
100%
100%
97%
0%
4%
0%
0%
0%
0%
0%
0%
1%
4%
33%
100%
55%
100%
100%
100%
100%
100%
93%
83%
12%
100%
100%
100%
6%
95%
100%
100%
27%
6%
6%
10%
12%
13%
43%
100%
12%
32%
100%
100%
100%
19%
100%
100%
100%
100%
100%
6%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
7%
9%
9%
8%
26%
100%
100%
81%
41%
13%
8%
15%
25%
39%
57%
PRESSURE
hPa · trend
1015
10151016101610171017101710141013101410121009101010101012101010101012101210101010
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
81
Temperature
Warm
Wind
Calm
Pressure
Rising — Slow
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
05:26 AM
SUNSET
08:32 PM
15H 6M OF DAYLIGHT17H 12M REMAINING
MOON PHASE
Full Moon
99% illuminated
PEAK ACTIVITY

Station Location

40.9992, -73.9892
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-29 03:20 UTC
Site #01377000·USGS

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