Surf Forecasts:
Winchesteer Bay/Umpqua Jetty surf forecast from 17 Aug 2026:
- Best quality surf: Wednesday 19 Aug, 2AM (local time) - 2.5ft (0.8m), 12s period, WNW swell with cross-offshore winds.
- Most powerful swell: Wednesday 19 Aug, 11PM (local time) - 3.5ft (1.0m), 12s period, WNW swell with 288 kJ wave energy.
- Next surfable swell (1★+): Tuesday 18 Aug, 8AM (local time) - 1.5ft (0.4m), 14s period with SW 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 Tuesday (Aug 18) at 8AM. The primary swell is predicted to be 0.4m and 14s period with a secondary swell of 0.8m and 6s. Another secondary swell of 0.4m and 7s is also forecast. 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 1.0m 12s and forecast to arrive on Wednesday (Aug 19) at 11PM. Winds are predicted to be cross-shore at the time the swell arrives.
| Wave Type | Time (PDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8AM (Tue 18th Aug) | 1.5ft (0.4m) 14s |
| Best Surf | 2AM (Wed 19th Aug) | 2.5ft (0.8m) 12s |
| Most Powerful | 11PM (Wed 19th Aug) | 3.5ft (1.0m) 12s |
Table - best surf conditions forecast for Winchesteer Bay/Umpqua Jetty over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 17°C on Wed morning, min 12°C on Wed night). Wind will be generally light. | Days 4-6 Weather SummaryMostly dry. Very mild (max 17°C on Sat afternoon, min 13°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 14 | WNW 14 | WNW 12 | WNW 12 | WNW 11 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | NW 8 | NW 8 | WNW 10 | NW 7 | NW 7 | NW 7 | NW 6 | NNW 6 | NW 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 72 | 73 | 74 | 72 | 105 | 205 | 250 | 278 | 288 | 259 | 202 | 198 | 125 | 125 | 100 | 84 | 102 | 144 | 75 | 209 | 131 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross-off | cross | cross | cross | cross | cross | glassy | cross-on | on | cross | on | cross | cross-off | cross | cross | cross-off |
High Tide | 4:16PM2.04m | 4:55AM1.53m | 4:53PM1.98m | 6:00AM1.38m | 5:36PM1.91m | 7:20AM1.29m | 6:27PM1.84m | 8:53AM1.29m | 7:29PM1.80m | 10:13AM1.35m | 8:35PM1.81m | 11:04AM1.43m | 9:36PM1.86m | ||||||||
Low Tide | 9:47AM0.33m | 10:44PM0.20m | 10:24AM0.58m | 11:40PM0.24m | 11:05AM0.81m | 00:43AM0.27m | 11:56AM1.00m | 1:52AM0.28m | 1:09PM1.12m | 3:00AM0.23m | 2:31PM1.14m | 3:59AM0.15m | 3:40PM1.08m | 4:47AM0.05m | |||||||
 |  |  |  | | | | |  | | | | | | | | | | | | | |
 | 6:22 | — | — | 6:24 | — | — | 6:24 | — | — | 6:26 | — | — | 6:26 | — | — | 6:28 | — | — | 6:28 | — | — |
 | — | 8:16 | — | — | 8:15 | — | — | 8:14 | — | — | 8:13 | — | — | 8:10 | — | — | 8:08 | — | — | 8:07 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 14 | 15 | 16 | 15 | 17 | 17 | 14 | 15 | 15 | 14 | 15 | 16 | 15 | 16 | 17 | 15 | 17 | 17 | 13 |
Feels °C | 13 | 12 | 12 | 13 | 13 | 13 | 15 | 14 | 11 | 12 | 12 | 13 | 15 | 15 | 15 | 16 | 15 | 13 | 14 | 12 | 8 |
Swell 1 Height (m) Direction Period (s) | W 9 | W 9 | NNW 5 | NW 6 | WNW 14 | NW 7 | WNW 12 | WNW 11 | NW 6 | NW 7 | NW 7 | NW 8 | NW 8 | NW 8 | NW 7 | NW 7 | WNW 9 | NW 7 | NW 6 | SW 19 | NW 7 |
| kJ | 39 | 37 | 23 | 51 | 105 | 111 | 250 | 278 | 88 | 116 | 122 | 133 | 125 | 125 | 89 | 84 | 66 | 144 | 75 | 92 | 131 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 14 | WNW 8 | SW 14 | WNW 7 | WNW 12 | NNW 7 | SW 16 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 12 | WNW 9 | W 8 | WNW 11 | SW 18 |
| kJ | 72 | 73 | 22 | 72 | 18 | 205 | 76 | 39 | 288 | 259 | 202 | 198 | 115 | 102 | 100 | 72 | 29 | 26 | 36 | 12 | 49 |
Swell 3 Height (m) Direction Period (s) | WNW 12 | WNW 13 | SW 14 | WNW 7 | SW 14 | SW 14 | SW 14 | SW 13 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 13 | WNW 12 | SSW 13 | NW 8 | NNW 7 | SW 12 | WNW 11 |
| kJ | 13 | 16 | 74 | 18 | 46 | 47 | 29 | 27 | 55 | 54 | 32 | 32 | 32 | 31 | 17 | 29 | 17 | 18 | 10 | 6 | 12 |
Wind waves Height (m) Direction Period (s) | NW 5 | NNW 5 | — | — | NW 6 | — | — | NW 6 | — | — | — | — | — | — | — | — | NW 7 | — | — | NNW 6 | N 6 |
| kJ | 41 | 56 | — | — | 54 | — | — | 80 | — | — | — | — | — | — | — | — | 102 | — | — | 209 | 47 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 211 | 211 | 120 | 211 | 405 | 120 | 360 | 360 | 120 | 151 | 211 | 35 | 141 | 151 | 35 | 360 | 406 | 120 | 211 | 405 | 120 |
Best forecast wave conditions in South Oregon | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Winchesteer Bay/Umpqua Jetty 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 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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