Dillon Beach Surf Break

Lat Long: 38.24° N 122.97° W

Issued: 10 am 23 Jun 2026 (local time)

Forecast update in  hr  min

Today's Dillon Beach sea temperature is
13.2° C

Slightly warmer than usual

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 24 Jun 2026:

  • Best quality surf: Sunday 28 Jun, 11PM (local time) - 10ft (3.0m), 9s period, NW swell with cross-onshore winds.
  • Most powerful swell: Tuesday 30 Jun, 2AM (local time) - 11ft (3.5m), 10s period, NW swell with 2,229 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 24 Jun, 5AM (local time) - 2.5ft (0.7m), 18s period with SW 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 Wednesday (Jun 24) at 5AM. The primary swell is predicted to be 0.7m and 18s period with a secondary swell of 0.8m and 7s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Dillon Beach in the next 16 days are 3.5m 10s and forecast to arrive on Tuesday (Jun 30) at 2AM. Winds are predicted to be glassy at the time the swell arrives.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Wed 24th Jun)2.5ft (0.7m) 18s
Best Surf11PM (Sun 28th Jun)10ft (3.0m) 9s
Most Powerful 2AM (Tue 30th Jun)11ft (3.5m) 10s

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 Thu morning, min 10°C on Tue night). Mainly strong winds.

Days 4-6 Weather Summary

Mostly dry. Very mild (max 16°C on Fri afternoon, min 10°C on Sat night). Winds decreasing (strong winds from the WNW on Sat afternoon, calm by Sun morning).

Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
1
2
1
1
4
0
0
0
0
0
0
0
0
2
0
0
4
2
1
!
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
SW
16
0.8
SW
15
0.7
SSW
18
0.7
SW
18
1.1
SW
17
2.2
NW
8
0.9
SSW
16
3
NW
7
2.3
NW
7
1.7
WNW
6
1.8
WNW
6
0.9
SSW
18
2
WNW
6
3
WNW
8
2.4
WNW
8
2.1
WNW
9
3
NW
9
2.5
WNW
9
2.2
WNW
9
2.5
WNW
10
3.5
NW
10
Wave Graph
Metric surfscale
Energy kJ
127
262
286
316
679
609
441
843
539
223
214
534
312
972
750
688
1527
1203
835
1102
2229
Wind (km/h)
10
SW
15
W
5
W
10
SW
15
W
5
ENE
20
WNW
40
WNW
25
WNW
30
WNW
30
WNW
25
WNW
35
WNW
45
WNW
10
NNW
15
WNW
35
WNW
5
NNW
15
WSW
15
W
5
ESE
Wind State
cross-on
on
on
cross-on
on
glassy
on
on
cross-on
on
on
cross-on
on
cross-on
cross-on
on
cross-on
glassy
cross-on
on
glassy
High Tide
7:37PM1.55m
9:13AM0.99m
8:15PM1.58m
10:24AM1.06m
8:52PM1.59m
11:21AM1.12m
9:29PM1.60m
12:09PM1.17m
10:05PM1.61m
12:49PM1.19m
10:42PM1.61m
1:25PM1.20m
11:19PM1.61m
Low Tide
1:17PM0.51m
3:06AM0.15m
2:11PM0.67m
3:55AM0.04m
3:05PM0.79m
4:38AM-0.05m
3:55PM0.87m
5:16AM-0.11m
4:42PM0.92m
5:53AM-0.15m
5:24PM0.94m
6:28AM-0.17m
6:04PM0.94m
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:48
5:48
5:48
5:50
5:50
5:50
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:37
8:38
8:38
8:38
8:38
8:38
8:38
 mm
Temp °C
14
14
12
15
15
12
16
16
14
15
16
14
15
15
15
15
16
15
17
16
13
Feels °C
12
12
11
13
13
10
12
10
8
10
11
9
7
7
8
12
11
10
14
13
11
Swell 1
Height (m)
Direction
Period (s)
0.9
WNW
8
0.8
WNW
8
0.8
WNW
7
0.7
SW
18
1.1
SW
17
1.7
WNW
8
0.9
SSW
16
0.9
SSW
16
0.7
SW
15
0.7
SW
14
0.7
SW
14
0.9
SSW
18
0.6
SW
18
0.8
SW
17
0.9
SW
16
0.7
SW
16
0.7
SW
16
0.6
SW
15
2.2
WNW
9
0.6
SW
15
2.5
WNW
10
Energy kJ
106
74
62
316
679
356
441
419
220
211
214
534
246
342
371
258
258
174
835
137
1333
Swell 2
Height (m)
Direction
Period (s)
0.6
SSW
13
0.8
SW
15
0.7
SSW
18
0.8
WNW
7
0.7
NW
7
0.7
SW
16
0.2
S
11
0.2
SSW
21
0.5
SW
19
0.5
SW
19
0.5
SW
19
0.1
W
14
0.4
SSW
13
0.1
S
10
0.1
S
10
0.1
S
10
0.1
SW
24
0.2
S
11
0.6
SSW
15
0.2
SSW
21
0.5
SW
20
Energy kJ
116
262
286
56
47
268
9
45
177
183
177
4
68
2
2
2
22
10
142
45
186
Swell 3
Height (m)
Direction
Period (s)
0.5
SW
16
0.6
SSW
20
0.6
SW
15
0.7
SW
14
0.2
WNW
9
0.6
SSW
13
0.1
S
11
0.1
S
11
0.1
S
11
0.1
S
11
0.1
S
10
0.1
S
10
0.1
SW
22
0.3
SW
21
0.2
S
11
0.5
SW
15
Energy kJ
127
253
171
211
8
114
2
2
2
2
2
2
18
72
9
106
Wind waves
Height (m)
Direction
Period (s)
2.2
NW
8
1.7
WNW
7
3
NW
7
2.3
NW
7
1.7
WNW
6
1.8
WNW
6
1.3
WNW
5
2
WNW
6
3
WNW
8
2.4
WNW
8
2.1
WNW
9
3
NW
9
2.5
WNW
9
2.5
WNW
10
3.5
NW
10
Energy kJ
609
329
843
539
223
204
83
312
972
750
688
1527
1203
1102
2229
Nearest Offshore or Glassy
Rating
(10 max)
1
2
3
3
3
4
2
1
3
1
2
2
2
2
4
3
1
4
2
2
2
Distance (km)
65
24
15
20
157
0
65
166
138
166
409
168
303
407
9
9
532
0
65
166
24
Best forecast wave conditions in Marin County
Rating
(10 max)
1
3
1
3
4
2
4
4
2
2
Best forecast wave conditions in United States
Rating
(10 max)
3
3
3
3
3
4
2
2
4
2
2
3
2
3
4
4
1
4
3
2
4
Header Global
Rating
(10 max)
8
9
8
5
5
5
5
6
6
5
6
5
5
7
7
9
5
5
5
6
5
  • 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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