Big River surfForecast / CAL – Mendocino County / USA

information circle48hr Weather and Surf, issued 4 am Tuesday 05 May 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
11.8° 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 12PM is: 1.2m 12s primary swell from a West-northwest direction and 0.8m 17s secondary swell from a South-southwest direction (forecast issued at 04:00am May 05). The wind direction is predicted to be cross-shore.

Time (PDT) & DateWave HeightWave Period
Morning (05 May)4.5ft (1.3m)12s
Afternoon (05 May)4ft (1.2m)12s
Evening (05 May)3.5ft (1.0m)12s

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 13°C on Tue morning, min 9°C on Thu night). Wind will be generally light.

Tuesday
5
Wednesday
6
Thursday
7
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
8 PM
11 PM
Rating
(10 max)
3
3
3
2
2
1
1
2
1
1
2
1
1
1
3
3
3
3
3
1
2
1
2
2
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>
Wave
Height (m)
Direction
Period (s)
1.4
WNW
13
1.4
WNW
12
1.3
WNW
12
1.2
WNW
12
1.2
WNW
12
1.2
WNW
12
1.1
WNW
12
1
WNW
12
0.7
SW
15
0.8
SSW
15
0.8
SSW
16
0.8
SSW
16
1
WNW
14
1.2
WNW
13
1.2
WNW
13
1.3
WNW
12
1.3
WNW
12
1.3
WNW
12
1.3
WNW
12
1.2
WNW
12
1.2
WNW
12
1.2
WNW
12
1.2
WNW
11
1.1
WNW
11
Wave Graph
Metric surfscale
Energy kJ
659
608
477
405
405
399
317
256
226
302
310
310
352
468
469
493
485
485
477
405
399
392
366
302
Wind (km/h)
5
NNW
5
N
5
N
10
WNW
15
WNW
20
NW
15
NNW
10
NNW
10
NW
5
NW
5
WNW
10
WNW
15
NW
20
NW
15
NNW
10
NNW
0
SSW
5
NE
5
WNW
10
WNW
15
WNW
15
NW
15
NNW
5
NNW
glassy
glassy
glassy
cross
cross
cross
cross-off
cross-off
cross
cross
glassy
cross-on
cross
cross
cross-off
cross-off
glassy
glassy
glassy
cross-on
cross
cross
cross-off
glassy
High Tide
1:00AM1.62m
3:46PM1.11m
1:37AM1.55m
4:46PM1.10m
2:21AM1.48m
5:47PM1.12m
Low Tide
8:28AM-0.14m
7:34PM0.88m
9:15AM-0.09m
8:22PM0.93m
10:05AM-0.03m
9:29PM0.95m
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:11
6:11
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:12
8:13
8:14
Temp °C
12
12
12
13
13
13
11
11
11
10
11
12
11
11
10
10
10
10
10
11
12
11
10
10
12
12
12
11
11
10
8
9
10
9
11
10
8
8
7
8
10
10
9
9
9
8
8
9
Swell 1
Height (m)
Direction
Period (s)
1.4
WNW
13
1.4
WNW
12
1.3
WNW
12
1.2
WNW
12
1.2
WNW
12
1.2
WNW
12
1.1
WNW
12
1
WNW
12
0.9
WNW
11
0.9
WNW
11
0.8
SSW
16
1
WNW
11
1
WNW
14
1.2
WNW
13
1.2
WNW
13
1.3
WNW
12
1.3
WNW
12
1.3
WNW
12
1.3
WNW
12
1.2
WNW
12
1.2
WNW
12
1.2
WNW
12
1.2
WNW
11
1.1
WNW
11
Energy kJ
659
608
477
405
405
399
317
256
197
173
310
230
352
468
469
493
485
485
477
405
399
392
366
302
Swell 2
Height (m)
Direction
Period (s)
0.6
NNW
8
0.5
SW
16
0.6
SSW
17
0.8
SSW
17
0.7
SW
14
0.8
SSW
14
0.7
SW
15
0.7
SW
15
0.7
SW
15
0.8
SSW
15
0.8
WNW
11
0.8
SSW
16
0.8
SSW
16
0.7
SW
15
0.7
SW
14
1.1
NW
7
1
NW
7
1.1
NW
7
1
NW
7
1
NW
7
0.6
SW
14
0.6
SW
14
0.6
SSW
14
0.6
SSW
14
Energy kJ
46
129
184
377
211
268
217
220
226
302
135
310
306
229
211
132
88
102
88
85
160
158
125
121
Swell 3
Height (m)
Direction
Period (s)
0.5
SW
16
0.5
NNW
8
0.5
SSW
14
0.4
NNW
8
0.6
NW
8
0.2
S
12
0.2
S
12
0.3
NNW
8
0.3
NNW
8
0.3
NNW
8
0.7
NW
5
0.7
WNW
14
0.3
NNW
8
0.3
NNW
8
0.1
SW
20
0.7
SW
14
0.7
SW
14
0.7
SW
14
0.7
SW
14
0.7
SW
14
0.1
SW
20
0.2
SSW
19
0.2
SSW
18
0.2
SSW
18
Energy kJ
127
36
104
25
53
11
11
13
13
13
23
186
13
13
15
208
208
208
206
206
15
37
32
31
Wind waves
Height (m)
Direction
Period (s)
0.4
NNW
8
0.8
NW
4
0.9
NW
5
0.8
NW
5
0.7
NW
5
1
WNW
11
0.9
WNW
7
1
NW
7
1.1
NW
7
1.1
NW
7
1.1
NW
7
1.1
NW
6
Energy kJ
28
27
40
30
23
222
90
107
97
99
99
100
Nearest Offshore or Glassy
Rating
(10 max)
3
3
3
1
2
2
2
2
2
2
2
1
2
2
3
3
3
3
3
2
2
1
2
2
Distance (km)
0
0
0
160
202
277
183
0
19
13
0
160
277
277
0
0
0
0
0
183
277
277
0
0
Best forecast wave conditions in Mendocino County
Rating
(10 max)
3
3
3
3
2
2
3
3
3
3
3
3
3
2
Best forecast wave conditions in United States
Rating
(10 max)
3
3
3
3
2
4
3
3
3
3
3
2
3
2
3
3
3
3
3
4
4
1
3
4
Header Global
Rating
(10 max)
5
5
5
4
5
5
6
5
5
9
7
7
6
5
6
6
5
5
5
6
5
6
5
6
  • 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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