Caspar Creek Surf Break

Lat Long: 39.36° N 123.82° W

Caspar Creek Surf Forecast and Surf Report

Issued: 10 pm 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's Caspar Creek sea temperature is
13.8° C
0.8° 

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


Caspar Creek surf forecast from 21 Aug 2026:

  • Best quality surf: Sunday 23 Aug, 11PM (local time) - 6ft (1.9m), 7s period, NW swell with glassy winds.
  • Most powerful swell: Thursday 27 Aug, 8PM (local time) - 7ft (2.2m), 7s period, NW swell with 516 kJ wave energy.
  • Next surfable swell (1★+): Friday 21 Aug, 8AM (local time) - 3ft (0.9m), 11s period with WNW swell.

Best Forecast Surf Conditions for Caspar Creek this week:

The surf forecast for Caspar Creek over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Aug 21) at 8AM. The primary swell is predicted to be 0.9m and 11s period. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Caspar Creek in the next 16 days are 2.2m 7s and forecast to arrive on Thursday (Aug 27) at 8PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 14s period and expected on Thursday (Aug 27) at 11AM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 8AM (Fri 21st Aug)3ft (0.9m) 11s
Best Surf11PM (Sun 23rd Aug)6ft (1.9m) 7s
Most Powerful 8PM (Thu 27th Aug)7ft (2.2m) 7s

Table - best surf conditions forecast for Caspar Creek over the next 16 days.


The Lowdown

Alright folks, Rusty here. Let’s get into it. We’ve got a 16-day window for Caspar Creek, and I’m not gonna lie to you – it’s a bit of a grind for the first week and a half. The wind is stuck in a cross-onshore pattern from the northwest for days, and that’s keeping the quality down. The water temp is pretty average for this time of year, nothing unusual to report there.

The first real pulse of energy that’s worth talking about doesn’t show up until around the 2nd of September. Before that, from the 21st of August right through the end of the month, the conditions are a write-off. You’ll see small, weak swell with that constant cross-onshore breeze making it choppy and messy. The swell heights bounce around, but the wind just ruins it. There’s a stretch of maybe 10 days where you’re better off doing something else.

Now, let’s talk about the standout. The 3rd of September is where things get interesting. Thursday morning, the swell is building. We’re looking at a solid 12 ft of swell out of the northwest, with a period of 10 seconds. That’s a decent groundswell, and the combined energy is massive. The trouble is, the wind is still cross-onshore from the northwest at 9 mph, but it’s a light breeze, so it’s manageable. It’s still blown out, but there’s so much power in the water that it’s the best on offer. This is for experienced surfers only – 12 ft is big, and it’s going to be a handful.

Then, the 4th of September, Friday morning, is the real highlight. The swell drops just a touch to 12 ft, still from the northwest with a 10-second period, but the wind swings around to the west-northwest at only 6 mph. That’s a game-changer. The combined energy is still huge, and with that light wind, it’s the cleanest the surf will be all window. Still not perfect, but it’s the best we’re going to get. The 5th of September Saturday morning still has an 8 ft swell, but the wind is cross-onshore again, so it’s not as good.

Bottom line: If you’re an expert, circle the 4th of September. It’s the one day where the sheer size and power match up with the most workable wind. The rest of the run is a windy, choppy mess for the most part. Don’t get your hopes up for the first week.

Rusty.

Short Range Forecast

Mostly dry. Very mild (max 16°C on Sat afternoon, min 12°C on Thu night). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Very mild (max 14°C on Mon morning, min 11°C on Tue night). Wind will be generally light.

Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
1
0
0
0
0
0
2
0
0
1
0
0
0
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
WNW
11
0.8
WNW
11
0.7
WNW
10
0.6
WNW
10
0.6
WNW
10
0.4
SW
17
1.5
NW
6
0.6
SW
19
1.9
NW
7
1.7
NW
7
1.4
NW
8
0.6
SW
18
0.6
SW
17
0.8
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
1.6
NW
6
1.6
NW
7
Wave Graph
Metric surfscale
Energy kJ
167
128
112
80
77
107
172
269
392
303
255
205
232
326
214
161
203
206
226
Wind (km/h)
5
N
10
NW
15
NW
10
NE
15
NW
20
NNW
5
N
10
NW
15
NW
5
NNW
10
WSW
10
SW
5
SSE
10
SW
10
WNW
10
N
15
NW
15
NW
10
NNW
Wind State
cross
cross-on
cross-on
cross-off
cross-on
cross-on
cross
cross-on
cross-on
glassy
cross-on
cross-on
cross-off
cross-on
on
cross
cross-on
cross-on
cross
High Tide
8:47AM1.16m
6:36PM1.66m
9:47AM1.22m
7:38PM1.69m
10:24AM1.27m
8:32PM1.75m
10:53AM1.32m
9:19PM1.81m
11:19AM1.37m
10:02PM1.85m
11:43AM1.43m
10:42PM1.87m
Low Tide
1:24AM0.25m
12:08PM1.06m
2:26AM0.18m
1:26PM1.07m
3:16AM0.11m
2:29PM1.03m
3:57AM0.05m
3:18PM0.96m
4:33AM-0.00m
4:00PM0.87m
5:05AM-0.03m
4:40PM0.78m
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:33
6:33
6:35
6:35
6:35
6:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:04
8:01
8:00
8:00
7:58
7:57
7:54
 mm
Temp °C
13
14
14
13
15
16
14
15
15
13
14
14
13
13
13
12
13
13
13
Feels °C
13
13
12
12
13
13
13
13
12
12
12
12
13
11
11
11
10
10
12
  • 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 Caspar Creek Surf forecast

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

Caspar Creek is 58 km (36 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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