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Cannon Beach surfForecast / Alaska – Mainland / USA
48hr Weather and Surf, issued 10 am Monday 18 May 2026 MSTForecast update in hr min s Forecast update imminent
Cannon Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cannon Beach sea temperature is
8.1° C
(Which is normal for this time of year)How big are the waves at Cannon Beach today?
The current surf forecast for Cannon Beach at 2PM is: 1.7m 12s primary swell from a West-southwest direction and 1.2m 11s secondary swell from a South-southwest direction (forecast issued at 10:00am May 18). The wind direction is predicted to be onshore.
| Time (MST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 5ft (1.6m) | 12s |
| Afternoon (18 May) | 5.5ft (1.7m) | 12s |
| Evening (18 May) | 6.5ft (2.0m) | 11s |
Table - waves today at Cannon Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 51mm), heaviest during Wed night. Mild temperatures (max 8°C on Tue night, min 5°C on Tue morning). Winds increasing (light winds from the SSE on Mon night, strong winds from the ESE by Wed afternoon). | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 8 PM | 11 PM | 2 AM | 5 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | WSW 10 | SW 10 | S 9 | S 9 | SSE 8 | S 9 | |
759 | 830 | 816 | 1193 | 1017 | 850 | 716 | 595 | 523 | 484 | 509 | 509 | 456 | 416 | 424 | 557 | 424 | 392 | 327 | 281 | 710 | 691 | 367 | 476 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-on | on | on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | |
High Tide | 4:33PM2.80m | 3:51AM3.74m | 5:25PM2.71m | 4:41AM3.54m | 6:21PM2.61m | |||||||||||||||||||
Low Tide | 10:03AM-0.78m | 9:48PM0.95m | 10:52AM-0.71m | 10:39PM1.01m | 11:44AM-0.55m | 11:36PM1.08m | ||||||||||||||||||
 | | | |  |  |  | | | | | | | |  | |  | |  |  | |  | | | |
 | 5:37 | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — | — | 5:31 |
 | — | — | — | — | 10:52 | — | — | — | — | — | — | — | 10:55 | — | — | — | — | — | — | — | 10:58 | — | — | 11:00 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 3 | 4 | 7 | 11 | 13 | 6 | 3 | 1 | |
Temp °C | 6 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 5 | 6 | 7 | 7 | 7 | 8 | 7 | 6 | 6 | 5 | 6 | 6 | 6 | 7 | 7 | 7 |
2 | 3 | 3 | 3 | 4 | 3 | 1 | 1 | 0 | 1 | 1 | 1 | 2 | 3 | 2 | 0 | -1 | -2 | -2 | -3 | -2 | 0 | 3 | 3 | |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | WSW 10 | SSE 7 | S 9 | S 9 | SSE 8 | S 9 |
 kJ | 759 | 830 | 816 | 1193 | 1017 | 850 | 716 | 595 | 523 | 484 | 509 | 509 | 456 | 416 | 424 | 557 | 424 | 392 | 327 | 220 | 710 | 691 | 367 | 476 |
Swell 2 Height (m) Direction Period (s) | SSW 10 | SSW 9 | SSW 11 | SE 7 | S 13 | S 14 | S 14 | S 14 | S 14 | S 15 | SSW 16 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SSE 6 | S 13 | S 7 | SW 10 | WSW 10 | WSW 10 | SSW 9 | WSW 10 |
| kJ | 365 | 287 | 322 | 13 | 31 | 57 | 58 | 64 | 37 | 17 | 27 | 49 | 79 | 79 | 78 | 76 | 85 | 30 | 138 | 281 | 208 | 178 | 165 | 200 |
Swell 3 Height (m) Direction Period (s) | SE 8 | SE 8 | SE 7 | S 13 | S 16 | SSE 7 | SW 19 | SSW 19 | SSW 16 | S 12 | S 15 | S 12 | SW 24 | S 12 | S 13 | S 13 | SW 17 | SW 17 | S 13 | S 8 | SW 16 | SW 16 | WSW 10 | SW 16 |
| kJ | 30 | 28 | 14 | 31 | 5 | 5 | 56 | 35 | 27 | 12 | 17 | 12 | 87 | 27 | 28 | 30 | 75 | 47 | 30 | 140 | 68 | 93 | 175 | 91 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | ESE 3 | — | SE 4 | — | — | — | SSE 5 | SE 6 | SE 6 | SSE 7 | E 4 | E 3 | SE 9 | NE 3 | — | SSW 9 |
| kJ | — | — | — | — | — | — | — | — | 1 | — | 15 | — | — | — | 59 | 148 | 228 | 158 | 12 | 8 | 1739 | 2 | — | 464 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1615 | 773 | 2810 | 1371 | 1371 | 1371 | 1371 | 1458 | 1468 | 1615 | 1668 | 2810 | 1615 | 766 | 1371 | 1371 | 1371 | 1575 | 773 | 773 | 773 | 1459 | 773 | 1371 |
Best forecast wave conditions in Alaska - Mainland | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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