Dillon Beach Surf Break
Lat Long: 38.24° N 122.97° W

Dillon Beach Surf Forecast and Surf Report

Weather Forecast for Dillon Beach

Issued: 4 pm 05 Jun 2026 (local time)

Forecast update in  hr  min

Today's Dillon Beach sea temperature is
12.6° C

Normal for this time of year

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


Dillon Beach surf forecast from 6 Jun 2026:

  • Best quality surf: Sunday 7 Jun, 2AM (local time) - 10ft (3.0m), 9s period, WNW swell with cross-onshore winds.
  • Most powerful swell: Friday 5 Jun, 11PM (local time) - 11ft (3.5m), 9s period, WNW swell with 1,867 kJ wave energy.
  • Next surfable swell (1★+): Sunday 7 Jun, 2AM (local time) - 10ft (3.0m), 9s period with WNW swell.

Best Forecast Surf Conditions for Dillon Beach this week:

The surf forecast for Dillon Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jun 07) at 2AM. The primary swell is predicted to be 3.0m and 9s period with a secondary swell of 0.9m and 16s. The wind is predicted to be cross-onshore as the swell arrives.

The most powerful waves expected at Dillon Beach in the next 16 days are 3.5m 9s and forecast to arrive on Friday (Jun 05) at 11PM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Sun 7th Jun)10ft (3.0m) 9s
Best Surf 2AM (Sun 7th Jun)10ft (3.0m) 9s
Most Powerful11PM (Fri 5th Jun)11ft (3.5m) 9s

Table - best surf conditions forecast for Dillon Beach over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 16°C on Fri afternoon, min 8°C on Sat night). Winds decreasing (strong winds from the WNW on Fri afternoon, light winds from the NW by Sun morning).

Days 5-7 Weather Summary

Light rain (total 2mm), mostly falling on Mon night. Very mild (max 18°C on Wed afternoon, min 8°C on Tue night). Winds increasing (light winds from the W on Mon night, strong winds from the WNW by Wed afternoon).

Fri
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
0
0
0
0
!
0
0
0
0
1
3
0
0
2
0
0
!
1
0
4
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
4
WNW
9
3.5
WNW
9
3
WNW
8
3.5
WNW
8
3
WNW
9
2.1
WNW
9
3
NW
8
2.4
NW
8
0.6
SSW
24
0.6
SSW
23
0.9
SSW
21
1.1
SSW
20
1.3
SSW
19
1.2
SSW
18
1.2
SSW
18
3
WNW
9
3
NW
9
2.1
WNW
10
2
WNW
10
2.1
NW
10
1.4
NW
10
Wave Graph
Metric surfscale
Energy kJ
2162
1682
1018
1786
1368
660
1147
657
433
419
808
865
1247
921
887
1383
1644
873
820
918
433
Wind (km/h)
45
WNW
30
NW
35
WNW
45
WNW
20
NW
20
WNW
40
WNW
25
NW
25
W
10
SW
5
W
25
WNW
40
WNW
15
NW
25
WNW
40
WNW
10
NW
15
WNW
25
WNW
0
NW
10
SSW
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
glassy
cross-on
High Tide
4:57PM1.18m
3:02AM1.27m
5:34PM1.22m
4:00AM1.16m
6:10PM1.29m
5:13AM1.06m
6:45PM1.38m
6:41AM0.99m
7:21PM1.48m
8:13AM0.99m
7:58PM1.59m
9:35AM1.05m
8:38PM1.69m
10:45AM1.12m
Low Tide
10:11PM0.88m
10:31AM-0.03m
11:22PM0.80m
11:15AM0.06m
00:33AM0.67m
12:03PM0.18m
1:36AM0.49m
12:52PM0.32m
2:31AM0.27m
1:44PM0.47m
3:22AM0.04m
2:37PM0.61m
4:10AM-0.17m
part cloud
clear
part cloud
clear
clear
clear
part cloud
clear
part cloud
cloud
light rain
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:48
5:48
5:48
5:48
5:48
5:48
5:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:30
8:31
8:32
8:32
8:34
8:34
8:35
8:35
 mm
2
Temp °C
16
14
14
15
13
13
14
12
14
14
14
14
13
14
14
18
14
18
17
18
19
Feels °C
10
7
6
6
6
9
6
4
10
13
13
10
6
8
9
10
8
15
13
17
17
Swell 1
Height (m)
Direction
Period (s)
1.1
SW
18
1.1
SW
17
1
SW
16
0.9
SW
16
0.9
SW
16
0.8
SW
16
0.8
SW
15
0.8
SW
15
0.7
SW
14
0.7
SW
14
1.3
WNW
8
1.1
SSW
20
1.3
SSW
19
1.2
SSW
18
1.2
SSW
18
1.2
SSW
18
2.5
WNW
10
2.1
WNW
10
2
WNW
10
2.1
NW
10
1.4
NW
10
Energy kJ
679
640
508
427
421
295
269
255
211
208
240
865
1247
861
887
877
1111
873
820
918
433
Swell 2
Height (m)
Direction
Period (s)
0.1
S
11
0.1
S
11
0.1
S
12
0.1
S
12
0.1
S
11
0.1
S
26
0.2
SSW
26
0.6
SSW
24
0.6
SSW
23
0.9
SSW
21
0.7
SSW
14
0.6
SSW
13
0.4
SSW
13
0.3
WNW
16
0.2
W
16
1
SSW
16
1.1
SSW
16
1
SSW
16
0.9
SSW
15
0.9
SSW
14
Energy kJ
2
3
3
3
2
13
65
433
419
808
161
116
66
50
20
487
620
475
334
325
Swell 3
Height (m)
Direction
Period (s)
0.1
W
19
0.1
W
17
0.2
WNW
10
0.2
WNW
10
0.7
SW
14
0.2
WNW
17
0.2
WNW
18
0.2
S
12
0.1
S
21
0.2
SSW
21
Energy kJ
7
6
10
10
200
30
30
11
9
42
Wind waves
Height (m)
Direction
Period (s)
4
WNW
9
3.5
WNW
9
3
WNW
8
3.5
WNW
8
3
WNW
9
2.1
WNW
9
3
NW
8
2.4
NW
8
1.2
WNW
8
1
W
8
1.9
WNW
9
2.5
WNW
7
2.5
WNW
8
2.3
WNW
9
3
WNW
9
3
NW
9
Energy kJ
2162
1682
1018
1786
1368
660
1147
657
183
115
572
670
921
803
1383
1644
Nearest Offshore or Glassy
Rating
(10 max)
3
4
3
2
4
3
2
3
3
3
3
1
3
2
2
3
4
3
2
4
3
Distance (km)
166
166
166
168
166
45
166
138
104
54
24
166
168
65
166
166
45
45
202
0
20
Best forecast wave conditions in Marin County
Rating
(10 max)
4
3
2
4
4
4
3
Best forecast wave conditions in United States
Rating
(10 max)
4
4
3
2
4
4
2
4
3
4
4
1
4
4
4
3
4
4
4
4
4
Header Global
Rating
(10 max)
8
9
9
6
7
8
8
6
5
9
9
9
7
7
5
9
9
6
5
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)
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Information about the Dillon Beach Surf forecast

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

Dillon Beach is 26 km (16 miles) from the city of Rohnert Park. If you plan a vacation in Marin County, look for hotels and other accommodation in Rohnert Park. Rohnert Park has rooms for a wide range of budgets as well as car hire and transport links.

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