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Surf Forecasts:
The Dump surfForecast / Washington / USA
48hr Weather and Surf, issued 10 pm Wednesday 20 May 2026 PDTForecast update in hr min s Forecast update imminent
The Dump surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's The Dump sea temperature is
10.1° C
(Which is 1.9°C colder than average for this time of year)How big are the waves at The Dump today?
The current surf forecast for The Dump at 2AM is: 0.9m 11s primary swell from a West-northwest direction and 1.0m 7s secondary swell from a West direction (forecast issued at 10:00pm May 20). The wind direction is predicted to be glassy.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 4ft (1.2m) | 10s |
| Afternoon (21 May) | 2.5ft (0.8m) | 10s |
| Evening (21 May) | 2.5ft (0.8m) | 10s |
Table - waves today at The Dump. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 13°C on Thu morning, min 11°C on Wed night). Winds increasing (calm on Thu morning, fresh winds from the WNW by Sat afternoon). | ||||||||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Saturday 23 | |||||||||||||||||||||
8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
WNW 11 | W 11 | WNW 11 | W 10 | W 10 | W 10 | SW 15 | SW 15 | W 10 | W 7 | W 8 | W 7 | W 7 | WNW 9 | SW 15 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | WNW 8 | W 8 | |
158 | 114 | 187 | 158 | 326 | 154 | 145 | 109 | 122 | 203 | 258 | 186 | 155 | 147 | 141 | 158 | 320 | 395 | 445 | 465 | 404 | 395 | 483 | 450 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | glassy | glassy | off | glassy | cross-on | cross-on | cross-on | cross-on | glassy | cross | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | |
High Tide | 5:34PM1.87m | 4:04AM2.50m | 6:35PM1.89m | 5:07AM2.22m | 7:33PM1.94m | 6:23AM1.94m | ||||||||||||||||||
Low Tide | 10:14PM1.19m | 11:39AM-0.50m | 11:32PM1.19m | 12:34PM-0.26m | 1:06AM1.11m | 1:28PM0.00m | ||||||||||||||||||
 |  | | | |  | | | |  | | |  | | | | | | | | | | | | |
 | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:28 | — | — | — | — |
 | 8:58 | — | — | — | — | — | — | — | 8:59 | — | — | — | — | — | — | — | 9:00 | — | — | — | — | — | — | 9:00 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 11 | 11 | 11 | 12 | 13 | 13 | 13 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
9 | 10 | 10 | 10 | 11 | 12 | 11 | 9 | 8 | 9 | 10 | 10 | 9 | 8 | 9 | 10 | 10 | 10 | 10 | 9 | 9 | 7 | 6 | 5 | |
Swell 1 Height (m) Direction Period (s) | W 7 | W 8 | W 7 | W 10 | W 10 | W 10 | WNW 7 | W 7 | W 10 | W 7 | W 8 | W 7 | W 7 | W 7 | W 7 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | SW 15 |
 kJ | 83 | 95 | 109 | 158 | 326 | 154 | 89 | 66 | 122 | 203 | 258 | 186 | 155 | 127 | 127 | 158 | 320 | 395 | 445 | 465 | 404 | 395 | 386 | 104 |
Swell 2 Height (m) Direction Period (s) | WNW 11 | W 11 | WNW 11 | WNW 7 | SW 16 | W 7 | W 10 | W 10 | W 7 | SW 19 | W 11 | WNW 9 | WNW 9 | WNW 9 | W 10 | W 7 | SW 17 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 15 | W 18 |
| kJ | 158 | 114 | 187 | 89 | 89 | 86 | 122 | 94 | 43 | 133 | 62 | 144 | 141 | 147 | 125 | 72 | 186 | 192 | 192 | 192 | 192 | 145 | 104 | 55 |
Swell 3 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 16 | SW 21 | SW 16 | SW 15 | SW 15 | SW 15 | WNW 11 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | — | — | — | — | WSW 14 | W 20 | W 18 | — |
| kJ | 90 | 89 | 89 | 89 | 18 | 121 | 145 | 109 | 77 | 43 | 76 | 76 | 77 | 109 | 141 | 141 | — | — | — | — | 18 | 7 | 25 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | WNW 7 | — | — | — | — | — | — | — | — | — | — | — | — | WNW 8 | W 8 |
| kJ | — | — | — | — | — | — | — | — | — | 141 | — | — | — | — | — | — | — | — | — | — | — | — | 483 | 450 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 70 | 4 | 0 | 0 | 0 | 0 | 42 | 931 | 737 | 16 | 0 | 4 | 0 | 0 | 4 | 4 | 4 | 0 | 0 | 0 | 0 | 107 | 737 | 721 |
Best forecast wave conditions in Washington State | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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