Waterlands
Gwynns Falls River
USGS · 01589300
GWYNNS FALLS RIVER
USGS · 01589300LIVE

GWYNNS FALLS AT VILLA NOVA, MD

TOWSON, MD39.3459°N, -76.7332°W Updated 4 hr ago
FLOW RATE
12cfs
AIR TEMP
71°F
WIND
2mph NNE
FISH INDEX
81SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 30 DAY
12cfs 39.2% vs avg
Optimal band: 1216 cfs
PERIOD HIGH
127cfs
PERIOD LOW
10cfs
RUNNABLE
42%
last 30 day in band
Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

20.6in

≈ normal

20.57 in of precipitation so far this year — about average for this point in the season (normal 21.62 in).

YTD Total

20.6in

This year so far

Normal to Date

21.6in

30-yr average

Typical Range

17.5–27.1in

10th–90th pct YTD

Departure

-5%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 2.98" · normal 3.18" (1.9–4.8)
Jan
Feb: 2.10" · normal 2.92" (1.9–4.6)
Feb
Mar: 3.54" · normal 4.08" (1.8–5.9)
Mar
Apr: 2.99" · normal 3.57" (2.1–5.3)
Apr
May: 4.63" · normal 3.98" (2.1–6.0)
May
Jun: 4.33" (so far)· normal 3.98" (1.8–7.0)
Jun
Jul: normal 4.60" (2.3–7.5)
Jul
Aug: normal 3.96" (2.1–6.6)
Aug
Sep: normal 4.84" (2.0–8.1)
Sep
Oct: normal 3.71" (1.5–6.0)
Oct
Nov: normal 3.05" (1.2–5.0)
Nov
Dec: normal 3.81" (1.9–5.9)
Dec
Baseline 19912020 · Source: Open-Meteo02:07 AM
Your History · GWYNNS FALLS AT VILLA NOVA, MD

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Weather Conditions
WEATHER CONDITIONS
TODAY
88°
67°
TUE
92°
68°
WED
99°
69°
THU
102°
79°
FRI
104°
81°
SAT
101°
75°
SUN
98°
74°
TIME
MON
5
NOW
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
11
pm
TEMP
hourly forecast
67°
mild
67°
67°
69°
73°
76°
78°
80°
82°
84°
86°
87°
87°
88°
87°
87°
84°
80°
75°
74°
73°
72°
71°
70°
69°
68°
68°
71°
74°
78°
81°
84°
87°
89°
91°
92°
92°
92°
92°
90°
84°
73°
71°
70°
69°
69°
69°
70°
71°
72°
72°
72°
74°
78°
84°
89°
93°
95°
97°
99°
99°
99°
98°
97°
92°
89°
86°
85°
84°
83°
82°
81°
80°
80°
79°
81°
85°
89°
92°
95°
97°
99°
101°
102°
102°
101°
100°
98°
94°
91°
90°
88°
86°
85°
83°
82°
82°
82°
81°
83°
87°
91°
95°
98°
100°
102°
103°
104°
104°
103°
99°
93°
88°
85°
84°
82°
WIND
mph · gust · dir
4mph NNE
G 5 mph
4
G5
NNE
4
G7
NNE
2
G6
NE
3
G5
NE
2
G6
ENE
3
G5
NE
2
G4
E
2
G4
E
2
G6
E
3
G7
ESE
5
G8
SE
5
G8
SE
6
G8
SE
6
G8
SE
5
G7
SSE
3
G6
SE
2
S
6
G14
SSE
6
G14
SSE
4
G13
S
3
G9
SSE
4
G10
SSE
3
G9
SSE
4
G11
SSW
3
G7
SE
3
G7
SSE
5
G13
SSW
7
G16
SSW
7
G15
SSW
7
G12
SSW
8
G12
SSW
9
G13
SSW
11
G14
SSW
10
G13
SSW
10
G13
SSW
10
G13
SSW
10
G13
SSW
10
G14
SSW
9
G14
S
10
G21
S
8
G23
SSE
7
G26
S
5
G24
S
6
G25
S
7
G27
SSW
8
G29
SSW
8
G30
SSW
8
G30
SSW
7
G26
SW
6
G21
SW
5
G17
SW
6
G12
SW
5
G10
WSW
5
G9
W
5
G8
W
5
G8
W
6
G8
WNW
7
G9
WNW
7
G10
WNW
7
G10
WNW
6
G10
NW
5
G11
WNW
4
G8
WSW
3
SW
3
G4
SSW
4
G7
SW
4
G9
SW
4
G9
SW
5
G13
WSW
6
G15
W
5
G13
WNW
5
G10
NW
4
G9
NW
4
G7
NW
4
G10
NNW
5
G12
NNW
6
G12
NNW
7
G10
NNW
6
G8
NNW
6
G8
NNW
6
G7
NNW
6
NW
6
NW
7
WNW
7
WNW
7
WNW
6
WNW
4
G6
W
3
WSW
4
G7
SW
5
G9
SW
5
G14
WSW
5
G16
W
5
G13
NW
4
G9
NW
4
G6
NW
4
G6
NW
5
G9
NNW
3
G8
NNW
3
G7
N
4
G6
N
3
G5
N
3
G4
NNW
4
G5
NNW
6
G8
NW
8
G9
NW
7
G8
NW
7
WNW
8
WNW
13
WNW
19
G20
WNW
22
G24
WNW
18
G22
W
11
G17
W
6
G12
WSW
PRECIP
chance %
2%
2%
2%
2%
2%
1%
1%
1%
1%
1%
3%
4%
3%
4%
4%
4%
4%
4%
4%
4%
3%
2%
2%
2%
2%
1%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
6%
6%
6%
6%
6%
6%
5%
5%
5%
5%
5%
5%
1%
1%
1%
1%
1%
1%
11%
11%
11%
11%
11%
11%
7%
7%
7%
7%
7%
7%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
2%
2%
2%
2%
2%
2%
17%
17%
17%
17%
17%
17%
21%
21%
21%
CLOUDS
cover %
2%
clear
2%
31%
4%
2%
6%
28%
10%
12%
12%
26%
21%
23%
52%
5%
2%
0%
0%
0%
62%
8%
2%
2%
1%
61%
55%
13%
33%
100%
100%
100%
46%
0%
100%
43%
4%
6%
1%
26%
28%
90%
29%
34%
15%
22%
13%
30%
0%
0%
100%
100%
100%
100%
27%
0%
0%
0%
0%
0%
0%
5%
5%
5%
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%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
3%
5%
4%
3%
11%
38%
75%
100%
PRESSURE
hPa · trend
1003
10031006100510061006100710031005100410031001100210021004100210021003100410011001
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
81
Temperature
Warm
Wind
Calm
Pressure
Rising — Slow
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
05:43 AM
SUNSET
08:37 PM
14H 54M OF DAYLIGHT16H 2M REMAINING
MOON PHASE
Full Moon
99% illuminated
PEAK ACTIVITY

Station Location

39.3459, -76.7332
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-29 04:35 UTC
Site #01589300·USGS

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