Big River surfForecast / CAL – Mendocino County / USA

information circle48hr Weather and Surf, issued 10 pm Saturday 25 Apr 2026 PDT
Forecast update in hr  min  s Forecast update imminent
Big River surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Big River sea temperature is
12.0° C
(Which is normal for this time of year)

How big are the waves at Big River today?

The current surf forecast for Big River at 4AM is: 1.0m 16s primary swell from a West-northwest direction and 0.5m 13s secondary swell from a South direction, 1.2m 8s secondary swell from a Northwest direction (forecast issued at 10:00pm April 25). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (PDT) & DateWave HeightWave Period
Morning (26 Apr)3.5ft (1.0m)15s
Afternoon (26 Apr)3.5ft (1.1m)14s
Evening (26 Apr)3.5ft (1.1m)14s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 12°C on Sat night, min 9°C on Mon night). Wind will be generally light.

Sat
25
Sunday
26
Monday
27
Tuesday
28
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
Rating
(10 max)
2
2
2
3
3
1
1
1
2
2
3
3
2
1
1
2
2
2
2
2
2
1
0
0
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.7
WNW
16
0.9
WNW
16
0.9
WNW
16
1
WNW
16
1
WNW
15
1
WNW
14
1.1
WNW
14
1.1
WNW
14
1.1
WNW
14
1.1
WNW
14
1.1
WNW
13
1.2
WNW
13
1
WNW
13
1
WNW
13
1.3
NW
10
1.4
NW
9
1.6
NW
9
0.9
WNW
12
0.9
WNW
12
1.3
NW
8
0.8
WNW
11
0.8
WNW
11
0.9
WNW
11
1.3
NW
8
Wave Graph
Metric surfscale
Energy kJ
263
366
362
469
445
400
508
501
487
447
427
451
346
330
304
321
379
247
243
210
163
157
204
180
Wind (km/h)
5
S
0
N
10
NW
10
NNW
5
NNW
15
WNW
20
WNW
20
NW
15
NNW
10
NW
5
NNW
5
NNE
5
N
15
WNW
20
NW
20
NW
20
NNW
5
NE
10
NE
10
N
5
NNE
15
NW
15
NW
15
NW
glassy
glassy
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross
glassy
cross-off
cross-off
cross
cross
cross-off
cross-off
glassy
off
cross-off
glassy
cross
cross
cross
High Tide
8:29PM1.43m
7:50AM1.36m
9:05PM1.52m
8:59AM1.32m
9:37PM1.61m
9:59AM1.29m
Low Tide
2:07AM0.56m
2:19PM0.04m
3:06AM0.37m
3:02PM0.15m
3:56AM0.19m
3:40PM0.27m
cloud
cloud
cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:22
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:01
8:02
8:04
8:05
Temp °C
12
12
11
10
10
12
12
12
11
11
11
11
11
11
12
11
10
10
9
9
9
11
12
11
11
11
9
7
8
9
8
8
7
9
10
9
9
8
7
6
6
9
7
7
8
8
8
7
Swell 1
Height (m)
Direction
Period (s)
1.2
NW
9
1.2
NW
8
1.2
NW
8
1
WNW
16
1
WNW
15
1.2
NW
8
1.1
WNW
14
1.1
WNW
14
1.1
WNW
14
1.1
WNW
14
1.1
WNW
13
1.3
NW
9
1.3
NW
9
1.2
NW
9
1
WNW
12
1
WNW
12
1
WNW
12
0.9
WNW
12
1.2
NW
8
1.3
NW
8
1.2
NW
7
1.1
NW
7
0.9
WNW
11
1.3
NW
8
Energy kJ
210
196
191
469
445
191
508
501
487
447
427
255
255
230
304
304
299
247
182
210
156
118
204
179
Swell 2
Height (m)
Direction
Period (s)
0.7
WNW
16
0.9
WNW
16
0.9
WNW
16
0.5
S
13
0.5
S
13
1
WNW
14
0.4
S
12
0.4
S
12
0.4
S
12
0.4
S
12
0.4
S
12
1.2
WNW
13
1
WNW
13
1
WNW
13
0.4
S
12
0.4
S
12
0.4
S
12
0.8
NNW
9
0.9
WNW
12
0.8
WNW
12
0.8
WNW
11
0.8
WNW
11
0.4
SW
13
0.8
WNW
12
Energy kJ
263
366
362
85
84
400
47
46
46
46
46
451
346
330
45
46
48
103
243
174
163
157
45
180
Swell 3
Height (m)
Direction
Period (s)
0.5
S
13
0.5
S
13
0.5
S
13
0.2
WSW
13
0.2
WSW
13
0.4
S
13
0.3
SW
14
0.3
SW
15
0.3
SW
14
0.3
SW
15
0.3
SW
15
0.4
S
12
0.4
S
12
0.4
S
12
0.3
SW
15
0.3
SW
15
0.3
SW
16
0.3
SW
16
0.8
NNW
6
0.3
SW
13
0.4
SW
13
0.4
SW
13
0.3
S
11
0.3
S
11
Energy kJ
85
85
85
17
17
51
29
33
33
33
33
45
45
45
35
36
40
42
37
27
44
45
21
22
Wind waves
Height (m)
Direction
Period (s)
1.2
NW
8
1.2
NW
8
1.2
NW
8
1.2
NW
8
1.2
NW
8
1.3
NW
8
1.3
NW
9
1.3
NW
10
1.4
NW
9
1.6
NW
9
1.3
NW
6
0.8
NNW
6
0.7
NNW
6
1.2
NW
7
Energy kJ
191
191
187
187
191
227
260
296
321
379
141
38
30
152
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
3
3
2
2
2
3
3
3
3
2
2
1
1
2
2
2
2
2
1
1
1
Distance (km)
0
0
0
0
0
277
981
1005
82
23
0
0
0
111
306
944
82
0
0
0
0
111
202
304
Best forecast wave conditions in Mendocino County
Rating
(10 max)
2
3
3
3
3
3
3
3
3
2
2
3
2
Best forecast wave conditions in United States
Rating
(10 max)
2
3
3
3
4
3
3
3
3
3
4
4
3
3
3
1
2
2
3
3
2
2
1
2
Header Global
Rating
(10 max)
8
7
5
6
7
7
8
9
8
7
6
6
6
6
5
5
5
5
5
5
5
7
7
9
  • 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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