Navarro Rivermouth Surf Break

Lat Long: 39.19° N 123.76° W

Navarro Rivermouth Surf Forecast and Surf Report

Issued: 4 pm 29 Jul 2026 (local time)

Forecast update in  hr  min

Today's Navarro Rivermouth sea temperature is
13.7° C
0.1° 

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


Navarro Rivermouth surf forecast from 30 Jul 2026:

  • Best quality surf: Saturday 1 Aug, 11PM (local time) - 11ft (3.5m), 8s period, NW swell with cross-shore winds.
  • Most powerful swell: Sunday 2 Aug, 8PM (local time) - 13ft (4.0m), 9s period, NW swell with 2,606 kJ wave energy.
  • Next surfable swell (1★+): Friday 31 Jul, 5AM (local time) - 6ft (1.8m), 7s period with NW swell.

Best Forecast Surf Conditions for Navarro Rivermouth this week:

The surf forecast for Navarro Rivermouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Jul 31) at 5AM. The primary swell is predicted to be 1.8m and 7s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Navarro Rivermouth in the next 16 days are 4.0m 9s and forecast to arrive on Sunday (Aug 02) at 8PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 16s period and expected on Wednesday (Jul 29) at 8PM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Fri 31st Jul)6ft (1.8m) 7s
Best Surf11PM (Sat 1st Aug)11ft (3.5m) 8s
Most Powerful 8PM (Sun 2nd Aug)13ft (4.0m) 9s

Table - best surf conditions forecast for Navarro Rivermouth over the next 16 days.


The Lowdown

Alright folks, Rusty here, and the only game in town for this forecast is Navarro Rivermouth.

I gotta be honest with you, it's a tough run. We've got plenty of swell coming, but the wind just won't get out of the way for most of it. The water's sitting at about 57°F, which is dead normal for this time of year, so no surprises on what to wear.

The first real action is on Wednesday the 29th, but it's a no-go. We've got 7ft of NW swell with a short, weak period of 7 seconds and a stiff 25 km/h cross-onshore wind. The energy is moderate (379), but the surface is just chop. Save your wax.

This same story of NW swell and cross-onshore wind just keeps playing out. Thursday the 30th and Friday the 31st are the same deal—head-high waves, but all blown out. The wind backs off a little Thursday afternoon to 15 km/h, but it's still cross-onshore, so it stays fairly choppy.

Then it gets proper big. Saturday the 1st of August the swell jumps to 12ft in the afternoon with an 8-second period and a fresh 30 km/h cross-onshore wind. That's a lot of energy (1560), but it's just big, lumpy, and windy. This is strictly for experts, and even then, it won't be pretty. With that beach setup and those winds, the kiters are gonna have a field day.

That big swell hangs around through Sunday the 2nd into Monday the 3rd, with waves between 10ft and 13ft. The period stretches to 9 or 10 seconds, which means more energy underneath, but the wind is still cross-onshore, ruining the surface. Monday afternoon is the first thing that gets a score of 2 out of 10—a hint of something rideable, but it's still described as marginal.

The best window in this whole outlook shows up around Tuesday the 4th of August and runs through the end of that week. The swell drops to a more manageable 7ft to 8ft and the period stays around 9 to 10 seconds—that's proper groundswell. The wind finally cooperates, turning light and variable, with a few windows of light cross-onshore and even some "on" conditions on Wednesday the 5th afternoon and Friday the 7th morning. This is the pick of the period. The wave energy is moderate to strong (828 to 1226), and the lighter breeze means cleaner waves. Remember, this is a rivermouth, so that longer-period swell will wrap in and stand up, but it's an inconsistent spot. With the right tide, this is your best bet all week.

Looking further out, it's more promising but less certain. Around Saturday the 8th and Sunday the 9th, the swell jumps back to 10ft with a 9-second period, and we have more light wind windows. The energy hits a massive 2590 at one point. With that much power at a point/reef setup, this could be a freight train. But we're talking a week and a half out, so it's a promising idea, not a guarantee.

The final days, from Monday the 10th through Thursday the 13th, the swell fades to 5ft to 7ft, but the wind turns cross-onshore and fresh again, killing the quality.

So, here's the takeaway: the first weekend is a wash. Your best bet is the mid-week window around August 4th through 7th when the winds go light. And keep a close eye on that weekend of August 8th-9th for a possible standout, even if it's a long-range tease.

Stay stoked,
Rusty

Short Range Forecast

Mostly dry. Very mild (max 16°C on Sat morning, min 11°C on Wed night). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Very mild (max 18°C on Mon afternoon, min 11°C on Sun night). Winds decreasing (fresh winds from the NNW on Sat afternoon, calm by Tue morning).

Wed
29
Thursday
30
Friday
31
Saturday
1
Sunday
2
Monday
3
Tuesday
4
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
1
0
0
1
0
0
1
0
0
2
0
0
!
2
2
2
1
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.5
NW
8
2.3
NW
8
1.9
NW
7
2.3
NW
8
2.1
NW
7
1.6
NW
7
2.1
NW
7
2.2
NW
7
2.3
NW
7
3.5
NW
8
3
NW
8
3
NW
9
4
NW
9
3.5
NW
9
3
NW
10
3
NW
10
2.5
NW
10
2.3
NW
9
2.1
NW
10
2
NW
9
Wave Graph
Metric surfscale
Energy kJ
717
567
386
601
457
240
420
462
537
1387
1276
1312
2371
1759
1801
1495
1319
891
817
668
Wind (km/h)
25
NNW
15
N
20
NW
15
NW
5
N
15
NW
20
NW
10
N
20
NNW
30
NNW
25
NNW
20
NW
25
NNW
15
N
15
NW
15
NW
10
N
10
SW
5
WNW
10
S
Wind State
cross-on
cross
cross-on
cross-on
cross
cross-on
cross-on
cross
cross-on
cross-on
cross
cross-on
cross-on
cross
cross-on
cross-on
cross
cross-on
on
cross
High Tide
11:31PM1.83m
1:27PM1.46m
00:10AM1.79m
1:53PM1.51m
00:50AM1.70m
2:19PM1.56m
1:34AM1.58m
2:47PM1.63m
2:25AM1.44m
3:19PM1.69m
3:27AM1.28m
3:55PM1.75m
4:48AM1.14m
Low Tide
5:46PM0.90m
6:30AM-0.13m
6:23PM0.85m
7:00AM-0.09m
7:03PM0.78m
7:30AM-0.01m
7:47PM0.70m
8:02AM0.12m
8:37PM0.60m
8:36AM0.27m
9:34PM0.50m
9:14AM0.46m
10:38PM0.37m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:13
6:13
6:15
6:15
6:16
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:30
8:29
8:28
8:27
8:25
8:24
8:22
 mm
Temp °C
15
14
15
15
15
15
15
14
16
17
15
15
16
15
17
18
15
16
17
14
Feels °C
11
11
11
11
13
12
12
12
12
13
11
11
11
12
15
16
14
16
16
14
  • 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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Information about the Navarro Rivermouth Surf forecast

The above surf forecast table for Navarro Rivermouth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Navarro Rivermouth can be found by selecting the local surf guide option on the grey menu. Our Navarro 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 (Navarro 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 Navarro 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.

Navarro Rivermouth is 48 km (30 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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