Sagami River Surf Break
Lat Long: 35.31° N 139.36° E

Sagami River 48 hour detailed Surf Forecast

Weather Forecast for Sagami River

Issued: 8 pm 02 Jun 2026 (local time)

Forecast update in  hr  min

Today's Sagami River sea temperature is
20.9° C

1.0°C colder than average for this time of year

Sagami River surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Sagami River today (03 Jun):

  • Morning surf: Morning surf (03 Jun, local time) - 6ft (1.8m), 7s period with SSE swell.
  • Afternoon surf: Afternoon surf (03 Jun, local time) - 11ft (3.5m), 14s period with S swell.
  • Evening surf: Evening surf (03 Jun, local time) - 7ft (2.1m), 12s period with S swell.

The current surf forecast for Sagami River at 3AM is: 0.8m 12s primary swell from a South-southwest direction and 0.1m 11s secondary swell from a Southeast direction, 0.7m 5s secondary swell from a Southeast direction (forecast issued at 08:00pm June 02). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (03 Jun)6ft (1.8m)7s
Afternoon (03 Jun)11ft (3.5m)14s
Evening (03 Jun)7ft (2.1m)12s

Table - waves today at Sagami River. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 188mm), heaviest during Wed morning. Warm (max 22°C on Thu afternoon, min 17°C on Tue night). Winds increasing (light winds from the SE on Tue night, strong winds from the NNW by Wed afternoon).

Tue
2
Wednesday
3
Thursday
4
Friday
5
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
Rating
(10 max)
0
0
0
0
0
2
!
!
4
4
3
1
1
0
0
0
1
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.7
SSW
12
0.9
SSW
12
0.9
SSW
12
0.8
SSW
12
0.6
SSW
12
1.8
SSE
7
5.5
S
10
3.5
S
14
2.5
S
13
2.1
S
12
1.7
S
12
1.4
S
11
1.1
S
10
1
S
10
0.8
S
9
0.4
SW
9
0.6
S
8
0.5
S
8
0.4
SSW
8
0.4
SSW
8
0.3
SSW
8
0.3
SSW
7
0.3
SSW
7
0.5
ENE
3
Wave Graph
Metric surfscale
Energy kJ
121
213
206
164
103
363
5947
4806
2576
1356
786
466
239
183
101
23
49
33
22
21
11
11
10
6
Wind (km/h)
20
SSW
10
SSE
5
SE
15
ENE
35
NE
15
NNW
35
NW
45
NNW
10
N
15
N
15
NNE
15
NNE
25
NE
25
NNE
25
NNE
25
NNE
10
NNE
10
NNW
10
NNW
10
NE
15
NNE
15
NNE
15
ENE
25
E
Wind State
cross-on
on
cross-on
cross
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross
cross
High Tide
6:56PM1.35m
5:02AM1.45m
7:33PM1.33m
5:37AM1.42m
8:12PM1.31m
6:14AM1.37m
Low Tide
11:45PM0.99m
12:21PM0.15m
00:21AM0.99m
12:57PM0.20m
1:03AM0.99m
1:35PM0.26m
cloud
light rain
mod rain
heavy rain
heavy rain
heavy rain
heavy rain
light rain
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
clear
clear
part cloud
part cloud
cloud
part cloud
clear
clear
4:28
4:28
4:28
6:52
6:52
6:52
6:52
2
8
14
22
101
38
3
Temp °C
20
18
18
17
18
19
20
20
21
20
20
20
19
19
20
22
22
20
20
18
18
20
22
22
19
18
19
16
14
19
15
13
21
19
19
18
15
15
16
17
21
19
19
16
16
17
19
18
Swell 1
Height (m)
Direction
Period (s)
0.7
SSW
12
0.9
SSW
12
0.9
SSW
12
0.8
SSW
12
0.6
SSW
12
0.4
SW
13
3.5
S
10
3.5
S
14
2.5
S
13
2.1
S
12
1.7
S
12
1.4
S
11
1.1
S
10
1
S
10
0.8
S
9
0.4
SSW
8
0.6
S
8
0.5
S
8
0.4
SSW
8
0.4
SSW
8
0.3
SSW
8
0.3
SSW
7
0.3
SSW
7
0.2
SSW
7
Energy kJ
121
213
206
164
103
42
2011
4806
2576
1356
786
466
239
183
101
23
49
33
22
21
11
11
10
5
Swell 2
Height (m)
Direction
Period (s)
0.5
SW
13
0.1
SE
11
0.1
SE
11
0.1
SE
11
0.6
SSE
5
0.3
SW
15
0.4
SSW
19
1.9
SSE
10
1.5
SSE
9
1.3
SSE
9
0.8
SE
8
0.8
SSE
8
0.6
ESE
9
0.8
SE
8
0.4
SSE
8
0.1
SE
12
0.2
ESE
8
0.1
SE
8
0.1
SE
8
0.1
SE
8
0.1
SE
8
0.1
SE
7
0.1
SE
12
Energy kJ
88
5
5
5
22
37
140
657
339
267
102
66
53
75
22
6
6
2
2
2
2
2
5
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
11
0.3
SE
11
0.1
S
14
0.1
S
13
0.1
SE
11
0.1
S
13
0.6
NNW
4
0.8
S
8
0.6
ESE
9
0.1
SE
13
0.1
SE
13
0.4
SW
9
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.1
SE
11
0.1
SE
11
0.1
SE
12
0.1
SE
12
0.1
SE
7
Energy kJ
5
20
4
4
5
4
13
91
55
7
7
21
5
6
5
5
5
5
5
2
Wind waves
Height (m)
Direction
Period (s)
0.5
S
4
0.7
SE
5
0.6
E
3
1.8
SSE
7
5.5
S
10
0.6
NNW
4
0.3
NE
2
0.4
NE
2
0.3
NNE
3
0.2
NNE
2
0.3
NE
2
0.5
NE
3
0.5
ENE
3
Energy kJ
6
23
7
363
5947
11
1
1
1
1
1
4
6
Nearest Offshore or Glassy
Rating
(10 max)
3
3
1
1
4
2
4
4
4
4
3
3
2
3
3
2
1
1
1
1
1
1
1
1
Distance (km)
72
63
10
25
740
0
471
473
0
0
0
9
122
63
132
132
0
32
32
63
122
132
740
1412
Best forecast wave conditions in Kanagawa
Rating
(10 max)
1
1
2
5
4
4
3
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
4
3
1
5
4
5
4
4
5
4
4
4
4
3
3
2
2
1
4
1
1
1
1
1
Header Global
Rating
(10 max)
5
4
5
4
5
5
5
5
4
5
5
5
5
5
5
4
5
4
5
5
5
5
5
5
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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