Winchesteer Bay/Umpqua Jetty Surf Break

Lat Long: 43.67° N 124.21° W

Winchesteer Bay/Umpqua Jetty Surf Forecast and Surf Report

Issued: 4 pm 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's Winchesteer Bay/Umpqua Jetty sea temperature is
11.3° C
3.3° 

Winchesteer Bay/Umpqua Jetty surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Winchesteer Bay/Umpqua Jetty surf forecast from 21 Aug 2026:

  • Best quality surf: Friday 21 Aug, 5AM (local time) - 2.5ft (0.8m), 11s period, WNW swell with cross-offshore winds.
  • Most powerful swell: Friday 21 Aug, 2AM (local time) - 3ft (0.9m), 11s period, WNW swell with 198 kJ wave energy.
  • Next surfable swell (1★+): Friday 21 Aug, 5AM (local time) - 2.5ft (0.8m), 11s period with WNW swell.

Best Forecast Surf Conditions for Winchesteer Bay/Umpqua Jetty this week:

The surf forecast for Winchesteer Bay/Umpqua Jetty over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Aug 21) at 5AM. The primary swell is predicted to be 0.8m and 11s period with a secondary swell of 1.0m and 8s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Winchesteer Bay/Umpqua Jetty in the next 16 days are 0.9m 11s and forecast to arrive on Friday (Aug 21) at 2AM. Winds are predicted to be cross-shore at the time the swell arrives.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Fri 21st Aug)2.5ft (0.8m) 11s
Best Surf 5AM (Fri 21st Aug)2.5ft (0.8m) 11s
Most Powerful 2AM (Fri 21st Aug)3ft (0.9m) 11s

Table - best surf conditions forecast for Winchesteer Bay/Umpqua Jetty over the next 16 days.


Short Range Forecast

Mostly dry. Very mild (max 17°C on Sat morning, min 12°C on Thu night). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Very mild (max 19°C on Sun afternoon, min 12°C on Mon night). Wind will be generally light.

Thu
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
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
0
0
1
0
0
1
1
0
1
0
0
2
0
0
0
1
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
0.9
WNW
11
1.1
NW
8
0.9
NW
8
0.7
WNW
10
0.7
WNW
10
0.6
WNW
9
0.8
WNW
9
1.2
WNW
8
1.3
NW
7
1.3
NW
7
1.2
NW
7
0.4
WSW
18
1.2
NW
6
0.4
WSW
16
0.5
W
16
0.5
W
14
0.5
W
13
0.5
W
13
0.4
SW
16
Wave Graph
Metric surfscale
Energy kJ
202
198
138
106
100
96
66
106
154
176
155
127
123
116
87
127
107
90
86
75
Wind (km/h)
10
NW
5
S
10
SW
10
SW
10
SSE
15
SSW
20
SW
10
SSE
15
NNW
25
N
15
N
15
N
20
N
5
NE
10
SW
10
WSW
10
S
5
WNW
15
NNW
5
NE
Wind State
cross-on
cross
cross-on
cross-on
cross-off
cross-on
cross-on
cross-off
cross
cross
cross-off
cross
cross
glassy
cross-on
on
cross
glassy
cross-on
cross-off
High Tide
6:27PM1.84m
8:53AM1.29m
7:29PM1.80m
10:13AM1.35m
8:35PM1.81m
11:04AM1.43m
9:36PM1.86m
11:40AM1.52m
10:28PM1.93m
12:11PM1.61m
11:13PM1.99m
12:39PM1.70m
11:55PM2.04m
Low Tide
1:52AM0.28m
1:09PM1.12m
3:00AM0.23m
2:31PM1.14m
3:59AM0.15m
3:40PM1.08m
4:47AM0.05m
4:33PM0.97m
5:26AM-0.05m
5:17PM0.84m
6:01AM-0.12m
5:57PM0.70m
part cloud
part cloud
part cloud
clear
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:28
6:28
6:31
6:31
6:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:13
8:10
8:08
8:07
8:06
8:04
8:02
 mm
Temp °C
15
13
14
14
14
17
16
15
17
19
15
18
17
14
14
14
15
17
17
15
Feels °C
13
14
12
12
12
14
12
14
15
16
11
15
14
13
12
12
15
17
15
14
  • 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 Winchesteer Bay/Umpqua Jetty Surf forecast

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

Are you planning a vacation in South Oregon? If you are looking for accommodation near Winchesteer Bay/Umpqua Jetty, camping, hotels and condos and appartments in South Oregon, consider staying in Coos Bay which is 33 km (20 miles) away. Alternatively, find information about places to stay and car hire in Roseburg which is 86 km (53 miles) away

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