Waterlands
Back River
USGS · 0158540095
BACK RIVER
USGS · 0158540095LIVE

BACK RIVER TRIBUTARY AT ROCKY POINT PARK, MD

DUNDALK, MD39.2504°N, -76.4042°W
AIR TEMP
70°F
WIND
7mph NNW
FISH INDEX
69SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 30 DAY
cfs
No flow data available
Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

20.3in

≈ normal

20.3 in of precipitation so far this year — about average for this point in the season (normal 22.19 in).

YTD Total

20.3in

This year so far

Normal to Date

22.2in

30-yr average

Typical Range

17.6–28.2in

10th–90th pct YTD

Departure

-8%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 3.15" · normal 3.58" (2.2–5.3)
Jan
Feb: 2.15" · normal 3.25" (1.9–5.1)
Feb
Mar: 3.29" · normal 4.51" (2.1–6.8)
Mar
Apr: 2.77" · normal 3.81" (2.2–5.8)
Apr
May: 5.47" · normal 4.03" (1.8–6.5)
May
Jun: 3.47" (so far)· normal 3.78" (1.8–7.0)
Jun
Jul: normal 4.18" (1.9–7.3)
Jul
Aug: normal 4.03" (1.8–7.0)
Aug
Sep: normal 4.98" (1.7–7.7)
Sep
Oct: normal 4.07" (1.7–7.1)
Oct
Nov: normal 3.48" (1.5–5.7)
Nov
Dec: normal 4.30" (2.2–6.2)
Dec
Baseline 19912020 · Source: Open-Meteo08:17 PM
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
75°
66°
WED
82°
61°
THU
84°
64°
FRI
83°
70°
SAT
79°
69°
SUN
84°
68°
MON
80°
69°
TIME
TUE
8
NOW
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
11
pm
SAT
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
SUN
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
TEMP
hourly forecast
71°
mild
71°
69°
67°
66°
65°
64°
64°
63°
62°
61°
61°
63°
67°
71°
74°
77°
78°
80°
82°
82°
82°
82°
80°
79°
76°
73°
71°
70°
69°
67°
66°
65°
64°
64°
64°
67°
71°
74°
77°
79°
80°
82°
83°
84°
82°
80°
80°
80°
78°
77°
76°
76°
74°
72°
71°
70°
71°
71°
71°
71°
74°
76°
79°
80°
83°
83°
81°
77°
78°
79°
73°
71°
71°
72°
71°
72°
72°
71°
71°
71°
71°
70°
69°
70°
69°
70°
70°
72°
75°
78°
79°
78°
79°
77°
77°
77°
76°
74°
73°
71°
71°
70°
70°
69°
68°
68°
68°
70°
73°
76°
78°
80°
80°
79°
79°
80°
WIND
mph · gust · dir
3mph NW
G 12 mph
3
G12
NW
3
G10
W
4
G9
W
5
G11
W
6
G14
WNW
5
G15
NW
5
G15
NW
5
G16
NW
6
G17
NW
6
G17
NW
7
G18
NW
7
G16
NW
7
G17
NW
7
G14
NNW
7
G11
NW
6
G10
NW
6
G10
NW
5
G11
WNW
4
G9
NW
3
G8
N
3
G8
E
5
G7
SE
8
G10
SSE
9
G15
SSE
8
G13
SSE
5
G13
SSW
5
G13
SSW
5
G13
SSW
5
G13
SW
5
G11
WSW
4
G11
WSW
4
G10
SW
4
G7
WSW
4
G6
SW
5
G8
SW
4
G14
SSW
6
G18
SSW
7
G18
SSW
7
G17
S
8
G14
S
11
G14
SSE
14
G17
SSE
15
G16
SSE
17
SSE
16
G17
SSE
17
G18
S
18
G22
S
21
G31
S
21
G30
S
20
G29
S
17
G24
S
14
G15
SSW
6
G7
WSW
6
G8
NNW
6
G9
NNW
9
G12
NNW
7
G9
NNW
5
N
4
N
6
G7
N
5
G6
NNW
6
G7
NNW
4
G5
N
4
G5
N
4
G6
NNE
5
G6
NE
6
G7
ENE
5
G9
E
7
G11
NNE
13
G15
NNE
15
G20
NNE
11
G17
NE
12
G21
ENE
12
G20
E
9
G15
E
6
G9
SE
5
SE
5
G6
S
4
G5
SSW
4
G6
W
5
G8
WNW
3
NNW
5
NNW
5
G6
N
5
N
6
N
7
N
7
G8
N
7
G8
N
7
G8
NNE
8
NNE
10
NNE
10
NNE
9
G10
NE
8
G9
NE
6
G9
ENE
6
G7
ENE
6
E
5
G6
SE
3
G4
ESE
2
NE
3
N
4
NNW
5
NNW
4
NNW
5
N
5
NNW
4
G5
NNE
4
NE
3
G4
NE
2
G4
E
2
G4
SE
3
G5
SSE
6
SSE
6
SSE
4
G5
SSE
PRECIP
chance %
2%
2%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
3%
3%
3%
3%
3%
3%
7%
7%
7%
7%
7%
7%
5%
5%
5%
5%
5%
5%
10%
10%
10%
10%
10%
10%
47%
47%
47%
47%
47%
47%
63%
63%
63%
63%
63%
63%
66%
66%
66%
66%
66%
66%
49%
49%
49%
49%
49%
49%
42%
42%
42%
42%
42%
42%
21%
21%
21%
21%
21%
21%
6%
6%
6%
6%
6%
6%
4%
4%
4%
4%
4%
4%
4%
CLOUDS
cover %
0%
clear
0%
0%
0%
81%
16%
16%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
2%
3%
5%
8%
10%
9%
1%
1%
3%
2%
0%
0%
0%
0%
0%
0%
1%
100%
100%
100%
100%
70%
68%
0%
3%
32%
68%
30%
88%
100%
43%
100%
100%
100%
100%
100%
39%
100%
100%
100%
100%
100%
100%
100%
91%
82%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
98%
98%
75%
91%
100%
100%
100%
100%
100%
100%
100%
100%
100%
0%
6%
6%
6%
5%
7%
8%
6%
95%
90%
70%
56%
54%
58%
65%
76%
PRESSURE
hPa · trend
1014
10141014101710161016101710181015101310141016101610151014101510151015101610171016
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
69
Temperature
Warm
Wind
Light
Pressure
Rising — Slow
Moon Phase
Good
DAYLIGHT
SUNRISE
05:40 AM
SUNSET
08:35 PM
14H 55M OF DAYLIGHT0H 18M REMAINING
MOON PHASE
First Quarter
63% illuminated

Station Location

39.2504, -76.4042
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-23 20:17 UTC
Site #0158540095·USGS

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