Arnold surfForecast / CAL – Ventura / USA

information circle12 Day Weather and Surf, issued 10 pm Wednesday 17 Sep 2025 PDT
Forecast update in hr  min  s Forecast update imminent
Arnold surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Arnold sea temperature is
19.9° C
(Which is 2.2°C warmer than normal for this time of year)


Best Forecast Surf Conditions for Arnold this week:

The surf forecast for Arnold over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Sep 18) at 2AM. The primary swell is predicted to be 0.7m and 15s period with a secondary swell of 0.4m and 4s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Arnold in the next 12 days are 1.8m 7s and forecast to arrive on Wednesday (Sep 24) at 11PM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 3s period and expected on Thursday (Sep 18) at 8AM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Thu 18th Sep)2.5ft (0.7m) 15s
Best Surf 2AM (Thu 18th Sep)2.5ft (0.7m) 15s
Most Powerful11PM (Wed 24th Sep)6ft (1.8m) 7s

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

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Light rain (total 6mm), mostly falling on Wed night. Warm (max 22°C on Thu morning, min 18°C on Wed night). Wind will be generally light.

Days 3-6 Weather Summary Light rain (total 6mm), mostly falling on Mon night. Warm (max 21°C on Mon night, min 18°C on Sun night). Wind will be generally light.

Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wed
24
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
2
1
0
1
0
0
0
0
0
1
0
0
0
1
0
1
1
0
1
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.7
S
0.7
S
0.6
SSW
0.6
S
0.5
S
0.6
S
0.6
S
0.5
S
0.5
S
1.4
WNW
0.4
SW
0.4
SW
0.4
SW
0.3
SW
0.4
SW
0.4
SW
0.6
SW
0.6
SW
0.6
SW
0.6
SW
1.2
W
Period(s) (?)1514141413141413136141414181716161514146
Wave
Graph
(?)Metric surfscale
Energy kJ (?)22420315813889132142828413553507049766715913913013099
Wind
(km/h)
5
SSE
5
N
10
WNW
5
SSE
5
S
10
WSW
5
W
10
SW
15
W
10
WNW
10
SW
10
W
5
W
5
WSW
15
SSW
5
NE
5
SSW
10
WSW
5
NW
10
W
15
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscross-
off
cross-
on
glasscross-
on
oncross-
on
oncross-
on
cross-
on
oncross-
on
cross-
on
glassonglassglasscross-
on
glasscross-
on
cross-
on
High Tide
/ height (m)
8:48AM
1.41
8:04PM
1.79
9:13AM
1.49
8:45PM
1.77
9:35AM
1.56
9:21PM
1.71
9:56AM
1.61
9:56PM
1.61
10:17AM
1.65
10:31PM
1.48
10:37AM
1.66
11:07PM
1.34
10:57AM
1.66
Low Tide
/ height (m)
2:21AM
-0.13
2:09PM
0.58
2:53AM
-0.10
2:48PM
0.44
3:21AM
-0.03
3:24PM
0.33
3:46AM
0.07
3:59PM
0.26
4:07AM
0.20
4:33PM
0.21
4:27AM
0.33
5:07PM
0.20
4:45AM
0.47
5:44PM
0.21
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wed
24
Sunrise-6:41--6:41--6:43--6:43--6:43--6:45--6:45-
Sunset--6:59--6:58--6:55--6:54--6:52--6:52--6:51
light rain
light rain
light rain
rain showers
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
rain showers
part cloud
part cloud
clear
clear
clear
Rain (mm)
2211-----------6-----
Temp. °C202221202121202121202020192020212019192020
Feels °C (?)222321222221202221202020192119222219192019
  • 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

Eyeball surf reportRecent Eyeball Surf Reports for CAL - Ventura

  1. weather stationWind Update Continuing clean conditions at Arnold (calm at Point Mugu Naval Air Station Airport 4 km from Arnold). 0.6m 15s groundswell from the S with a 0.3m 5s windswell from the W. 2 swells combining to make bigger set waves.

    Arnold
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2 h 40 min ago

0 km/h
N
Clean
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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Arnold 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.


Information about the Arnold Surf forecast

The above surf forecast table for Arnold provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Arnold can be found by selecting the local surf guide option on the grey menu. Our Arnold 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 (Arnold) 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 Arnold 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.

Arnold is 4 km (2 miles) from the city of Port Hueneme. If you plan a vacation in Ventura County, look for hotels and other accommodation in Port Hueneme. Port Hueneme has rooms for a wide range of budgets as well as car hire and transport links.

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