Waterlands
Lake Washington Ship Canal River
USGS · nws:LWSC.Flow.Ave.~1Day.1Day.CENWS-COMPUTED-RAW
LAKE WASHINGTON SHIP CANAL RIVER
USGS · nws:LWSC.Flow.Ave.~1Day.1Day.CENWS-COMPUTED-RAWLIVE

Lake Washington Ship Canal

SEATTLE, WA47.6649°N, -122.3946°W
AIR TEMP
58°F
WIND
4mph N
FISH INDEX
81SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 7 DAY
—cfs
No flow data available
Precipitation History
Your History · Lake Washington Ship Canal

Track your history

Sign in to track your sessions at Lake Washington Ship Canal — best days, monthly trends, and time on the water.

Sign in
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
68°
57°
MON
73°
51°
TUE
81°
52°
WED
86°
55°
THU
77°
56°
FRI
79°
55°
SAT
80°
52°
TIME
SUN
4
NOW
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
MON
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
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
TEMP
hourly forecast
67°
mild
67°
68°
66°
64°
62°
60°
58°
57°
56°
55°
54°
53°
52°
51°
51°
55°
59°
61°
64°
66°
68°
70°
72°
73°
73°
73°
71°
70°
67°
64°
62°
61°
59°
58°
56°
54°
53°
52°
53°
57°
62°
67°
72°
76°
79°
81°
81°
80°
79°
78°
75°
73°
69°
63°
61°
58°
57°
57°
58°
58°
57°
57°
55°
57°
61°
65°
70°
74°
77°
81°
84°
86°
85°
80°
74°
72°
69°
64°
63°
61°
59°
59°
58°
58°
57°
56°
56°
57°
58°
59°
61°
66°
71°
75°
77°
77°
77°
77°
75°
73°
69°
63°
60°
59°
57°
56°
55°
55°
56°
56°
56°
56°
WIND
mph · gust · dir
11mph N
G 15 mph
11
G15
N
13
G17
N
13
G18
N
12
G18
N
10
G15
NNE
9
G17
NNE
8
G16
NNE
7
G16
NNE
7
G16
NE
5
G13
ENE
5
G13
ENE
5
G8
E
5
G7
E
5
G7
E
3
G5
ENE
1
G8
NNE
6
G13
N
8
G13
N
9
G12
N
9
G11
N
10
G12
N
10
G13
N
11
G13
N
11
G13
N
11
G14
N
12
G15
N
12
G16
N
11
G16
N
10
G16
NNE
8
G15
NNE
7
G12
NNE
6
G12
NNE
7
G14
NE
5
G10
ENE
5
G7
E
4
G6
ENE
2
G3
ENE
2
NE
2
NNE
2
NE
3
NE
3
NNE
4
N
4
N
5
N
7
N
9
N
10
NNW
9
G10
NNW
9
G13
N
9
G16
N
9
G16
N
8
G14
NNE
6
NNE
5
NE
4
ENE
2
ENE
2
G3
ENE
3
ENE
1
G2
ENE
1
WSW
2
SW
3
SW
3
G4
SSW
4
G5
SSW
4
G6
SSW
5
G6
SSW
5
SSW
5
SSW
4
SW
4
G5
SW
4
G7
W
6
G8
NW
8
G13
NNW
8
G13
NNW
7
G11
N
4
G8
N
2
G4
E
4
G5
SSE
4
G11
SSE
4
G11
S
6
G9
SSW
6
G11
S
7
G12
SSW
7
G13
S
7
G14
SSW
8
G13
S
8
G13
S
8
G13
SSW
8
G13
SSW
8
G12
SSW
8
G11
SSW
8
G11
SSW
9
G11
SSW
9
G11
SSW
10
G12
SW
10
G11
SW
10
SW
10
SW
9
SW
8
WSW
3
G4
WSW
2
G4
SE
4
G6
SE
4
G5
SE
4
SE
4
SE
3
SE
2
SSE
2
S
2
S
2
SSW
PRECIP
chance %
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%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
2%
2%
2%
2%
2%
2%
17%
17%
17%
17%
17%
17%
37%
37%
37%
37%
37%
37%
20%
20%
20%
20%
20%
20%
14%
14%
14%
14%
14%
14%
9%
9%
9%
9%
9%
9%
2%
2%
CLOUDS
cover %
0%
clear
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
3%
5%
2%
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%
6%
100%
100%
100%
100%
100%
57%
7%
6%
5%
0%
0%
0%
0%
0%
10%
37%
100%
100%
100%
0%
0%
0%
5%
11%
100%
100%
100%
100%
80%
100%
100%
100%
100%
100%
100%
30%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
3%
27%
60%
85%
96%
99%
PRESSURE
hPa · trend
1020
1020102010201020101810181020101910171018101910181015101610161017101410171019
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
81
Temperature
Ideal
Wind
Calm
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:24 AM
SUNSET
09:05 PM
15H 41M OF DAYLIGHT
MOON PHASE
Waning Crescent
5% illuminated

Station Location

47.6649, -122.3946
Loading map…
DATA · USGS · NOAA · NWS
Site #nws:LWSC.Flow.Ave.~1Day.1Day.CENWS-COMPUTED-RAW·USGS

Create a free account to save favorites, set flow alerts, and track conditions

Sign up free