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Surf Forecasts:

Gualala Rivermouth surfForecast / CAL – Mendocino County / USA

information circle12 Day Weather and Surf, issued 3 pm Tuesday 27 Jan 2026 PST
Forecast update in hr  min  s Forecast update imminent
Gualala Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Gualala Rivermouth sea temperature is
13.0° C
 (Which is 1.1°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Gualala Rivermouth this week:

The surf forecast for Gualala Rivermouth over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Jan 27) at 10PM. The primary swell is predicted to be 1.7m and 8s period with a secondary swell of 0.6m and 11s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Gualala Rivermouth in the next 12 days are 3.5m 16s and forecast to arrive on Sunday (Feb 01) at 7PM. Winds are predicted to be cross-shore at the time the swell arrives.

Wave TypeTime (PST) & Date Wave Height & Period
Next good surf (1 star+)10PM (Tue 27th Jan)5.5ft (1.7m) 8s
Best Surf 7AM (Thu 29th Jan)10ft (3.0m) 16s
Most Powerful 7PM (Sun 1st Feb)11ft (3.5m) 16s

Table - best surf conditions forecast for Gualala Rivermouth over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast Moderate rain (total 13mm), heaviest on Tue afternoon. Very mild (max 15°C on Thu morning, min 11°C on Tue night). Wind will be generally light.

Days 3-6 Weather Summary Mostly dry. Very mild (max 16°C on Fri afternoon, min 10°C on Sun night). Wind will be generally light.

Tue
27
Wednesday
28
Thursday
29
Friday
30
Saturday
31
Sunday
01
Monday
02
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
0
4
4
2
4
!
!
4
4
3
4
4
4
5
5
!
!
!
0
3
4
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.3
S
2
WSW
2.1
W
2.3
W
2.3
W
3
WNW
3.5
WNW
2.5
W
2.1
W
2.1
W
2.3
W
1.2
W
1.5
W
2.5
W
2.5
W
3
W
3.5
W
3
W
3
W
2.5
W
2.1
W
Period(s) (?)61110141315141313121218161517161615141413
Wave
Graph
(?)Metric surfscale
Energy kJ (?)10087193620331726445643632655146813131472909121929874066486952164467352126941468
Wind
(km/h)
25
SSE
5
E
5
E
10
WNW
5
NE
0
NE
10
NW
5
NNE
5
ENE
10
WNW
5
ENE
10
SE
5
S
10
ESE
5
ESE
15
NW
15
N
15
NNW
20
NNW
10
N
5
NNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		glassoffcross-
on		cross-
off		glasscross-
on		cross-
off		glasscross-
on		offcross-
off		glasscross-
off		offcross-
on		crosscrosscross-
on		crossglass
High Tide
/ height (m)
7:33PM
1.47
5:55AM
2.36
8:48PM
1.57
6:58AM
2.43
9:41PM
1.67
7:58AM
2.51
10:24PM
1.76
8:54AM
2.55
11:03PM
1.84
9:47AM
2.54
11:40PM
1.91
10:37AM
2.47
12:15AM
1.98
11:26AM
2.33
Low Tide
/ height (m)
11:08PM
1.31
1:46PM
0.27
12:28AM
1.36
2:42PM
0.11
1:42AM
1.35
3:32PM
0.01
2:46AM
1.28
4:18PM
-0.04
3:44AM
1.20
5:00PM
-0.01
4:38AM
1.11
5:40PM
0.08
5:31AM
1.03
Tue
27
Wednesday
28
Thursday
29
Friday
30
Saturday
31
Sunday
01
Monday
02
Sunrise--7:24--7:22--7:22--7:20--7:20--7:18--7:18
Sunset5:29--5:30--5:31--5:32--5:34--5:35--5:36--
mod rain
rain showers
part cloud
clear
part cloud
clear
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
Rain (mm)
103-------------------
Temp. °C131214141215141315161416151314151114141216
Feels °C (?)9121212101311111213121414111312999914
  • Map Icons:
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Gualala Rivermouth surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Gualala Rivermouth at:
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Information about the Gualala Rivermouth Surf forecast

The above surf forecast table for Gualala Rivermouth provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Gualala Rivermouth can be found by selecting the local surf guide option on the grey menu. Our Gualala Rivermouth surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Gualala Rivermouth) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Gualala Rivermouth may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Gualala Rivermouth is 51 km (32 miles) from Ukiah. If you plan a vacation in Mendocino County, look for hotels and other accommodation in Ukiah. Ukiah has rooms for a wide range of budgets as well as car hire and transport links.

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