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Surf Forecasts:
The Dump surfForecast / Washington / USA
48hr Weather and Surf, issued 10 pm Tuesday 28 Apr 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
10.2° C
(Which is slightly cooler than normal)How big are the waves at The Dump today?
The current surf forecast for The Dump at 6AM is: 1.0m 16s primary swell from a West direction and 0.9m 10s secondary swell from a West-northwest direction (forecast issued at 10:00pm April 28). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Apr) | 3.5ft (1.1m) | 15s |
| Afternoon (29 Apr) | 4.5ft (1.3m) | 14s |
| Evening (29 Apr) | 4ft (1.2m) | 13s |
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 12°C on Wed afternoon, min 9°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 28 | Wednesday 29 | Thursday 30 | Friday 1 | |||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
W 18 | W 17 | W 16 | W 16 | W 15 | W 14 | W 14 | W 14 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | |
221 | 288 | 412 | 496 | 428 | 503 | 694 | 655 | 521 | 498 | 495 | 498 | 421 | 414 | 408 | 483 | 483 | 335 | 330 | 368 | 339 | 327 | 403 | 339 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | glassy | glassy | glassy | glassy | glassy | on | on | on | on | glassy | glassy | glassy | glassy | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 11:50PM2.36m | 12:38PM1.89m | 00:18AM2.43m | 1:24PM1.90m | 00:45AM2.46m | 2:07PM1.89m | ||||||||||||||||||
Low Tide | 5:39PM0.51m | 6:37AM0.09m | 6:14PM0.66m | 7:14AM-0.10m | 6:46PM0.80m | 7:49AM-0.23m | ||||||||||||||||||
 |  | | | | | | | |  | | |  |  | | | | |  | | | | | | |
 | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:00 | — | — | — | — |
 | 8:28 | — | — | — | — | — | — | — | 8:29 | — | — | — | — | — | — | — | 8:30 | — | — | — | — | — | — | 8:31 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 9 | 9 | 9 | 9 | 9 | 11 | 12 | 11 | 11 | 10 | 10 | 10 | 11 | 12 | 12 | 11 | 10 | 9 | 9 | 9 | 9 | 10 | 10 | 10 |
7 | 7 | 8 | 7 | 7 | 10 | 10 | 7 | 8 | 8 | 9 | 8 | 10 | 11 | 9 | 7 | 6 | 6 | 6 | 7 | 7 | 8 | 7 | 7 | |
Swell 1 Height (m) Direction Period (s) | W 7 | W 11 | W 11 | W 16 | W 15 | W 14 | W 14 | W 14 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 6 | W 6 | W 12 | W 12 | W 12 | W 12 |
 kJ | 42 | 112 | 181 | 496 | 428 | 503 | 694 | 655 | 521 | 498 | 495 | 498 | 421 | 414 | 408 | 483 | 483 | 335 | 94 | 98 | 339 | 327 | 403 | 339 |
Swell 2 Height (m) Direction Period (s) | W 11 | W 17 | W 16 | WNW 11 | WNW 10 | WNW 10 | SW 14 | SW 16 | WNW 5 | SW 16 | W 5 | SW 16 | SW 12 | W 4 | SW 12 | SW 15 | SW 15 | W 6 | W 13 | W 12 | W 6 | W 7 | SW 14 | WSW 10 |
| kJ | 114 | 288 | 412 | 187 | 184 | 128 | 29 | 64 | 9 | 87 | 4 | 38 | 23 | 3 | 23 | 34 | 34 | 56 | 330 | 368 | 81 | 92 | 31 | 20 |
Swell 3 Height (m) Direction Period (s) | W 18 | W 6 | SW 13 | SW 13 | SW 13 | SW 13 | SSW 16 | SW 11 | SW 16 | SW 16 | — | SSW 12 | SW 15 | SW 12 | SW 15 | SW 12 | SW 12 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 11 | SW 14 |
| kJ | 221 | 28 | 27 | 44 | 28 | 28 | 25 | 5 | 63 | 64 | — | 14 | 35 | 23 | 34 | 23 | 24 | 74 | 74 | 53 | 53 | 52 | 5 | 30 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 5 | WNW 5 | — | WNW 6 | — | — | — | — | W 7 | W 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 14 | — | 59 | — | — | — | — | 86 | 76 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 4 | 0 | 0 | 0 | 0 | 0 | 4 | 42 | 47 | 16 | 0 | 0 | 0 | 0 | 86 | 803 | 47 | 47 | 16 | 47 | 16 | 866 | 1177 | 1290 |
Best forecast wave conditions in Washington State | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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