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Cannon Beach surfForecast / Alaska – Mainland / USA
48hr Weather and Surf, issued 4 am Wednesday 20 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
8.2° 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 10AM is: 1.4m 10s primary swell from a Southwest direction and 0.3m 13s secondary swell from a South direction, 1.3m 7s secondary swell from a South-southeast direction (forecast issued at 04:00am May 20). The wind direction is predicted to be cross-offshore.
| Time (MST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 4.5ft (1.4m) | 10s |
| Afternoon (20 May) | 4.5ft (1.3m) | 10s |
| Evening (20 May) | 10ft (3.0m) | 8s |
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 63mm), heaviest during Wed afternoon. Mild temperatures (max 7°C on Wed night, min 5°C on Thu night). Winds decreasing (strong winds from the ESE on Wed afternoon, calm by Thu night). | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | ||||||||||||||||||||||
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 | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SW 10 | SW 10 | SW 10 | SW 10 | WSW 10 | SSE 8 | SSE 9 | SSE 8 | SW 10 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SW 9 | SW 9 | SSW 9 | SW 8 | SSW 9 | WSW 9 | WSW 9 | WSW 9 | SW 9 | SW 9 | |
546 | 415 | 415 | 392 | 327 | 335 | 1476 | 828 | 391 | 559 | 537 | 454 | 449 | 292 | 567 | 475 | 222 | 304 | 267 | 207 | 227 | 320 | 421 | 471 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | on | on | glassy | cross-on | cross | cross | cross-off | cross | on | on | on | cross-on | |
High Tide | 4:41AM3.54m | 6:21PM2.61m | 5:36AM3.24m | 7:20PM2.54m | 6:37AM2.89m | 8:22PM2.54m | ||||||||||||||||||
Low Tide | 11:44AM-0.55m | 11:36PM1.08m | 12:38PM-0.35m | 00:44AM1.11m | 1:36PM-0.11m | |||||||||||||||||||
 | |  |  | |  | | | | | |  | | | | | | | |  | | |  | | |
 | — | 5:33 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 10:58 | — | — | — | — | — | — | — | — | 11:00 | — | — | — | — | — | — | — | 11:01 |
3 | 3 | 5 | 7 | 10 | 11 | 7 | 3 | 2 | 1 | 1 | — | 1 | — | 3 | 2 | 2 | 2 | 3 | 1 | 1 | 1 | — | — | |
Temp °C | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 7 |
0 | 0 | -1 | -1 | -3 | -2 | -2 | -2 | 3 | 4 | 4 | 3 | 3 | 3 | 4 | 3 | 0 | -1 | 1 | 3 | 5 | 5 | 4 | 4 | |
Swell 1 Height (m) Direction Period (s) | SW 10 | SW 10 | SW 10 | SW 10 | WSW 10 | SSE 8 | S 9 | SSE 8 | SW 10 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SW 9 | SW 9 | SSW 9 | SW 8 | SSW 9 | SSW 8 | SSW 8 | WSW 9 | SW 9 | SW 9 |
 kJ | 546 | 415 | 415 | 392 | 327 | 335 | 683 | 470 | 391 | 559 | 537 | 454 | 449 | 287 | 567 | 475 | 222 | 304 | 267 | 207 | 207 | 320 | 421 | 471 |
Swell 2 Height (m) Direction Period (s) | SW 18 | SSE 6 | S 13 | S 13 | SSW 8 | SSW 8 | SW 10 | SW 10 | S 8 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | SW 16 | SW 16 | SW 15 | WSW 8 | SW 15 | WSW 8 | WSW 9 | WSW 9 | SSW 9 | SW 15 | WSW 17 |
| kJ | 78 | 113 | 30 | 30 | 58 | 184 | 286 | 408 | 302 | 130 | 151 | 192 | 115 | 64 | 64 | 112 | 116 | 76 | 103 | 194 | 227 | 134 | 109 | 168 |
Swell 3 Height (m) Direction Period (s) | S 13 | SW 17 | SW 17 | SW 17 | S 13 | WSW 10 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 19 | SW 19 | SW 19 | SW 15 | WSW 9 | SW 15 | SW 15 | SW 15 | SW 15 | WSW 18 | SW 15 |
| kJ | 28 | 77 | 46 | 47 | 30 | 267 | 68 | 93 | 127 | 127 | 90 | 65 | 65 | 59 | 96 | 96 | 109 | 28 | 76 | 76 | 75 | 106 | 64 | 112 |
Wind waves Height (m) Direction Period (s) | SE 5 | SE 6 | SSE 7 | SSE 7 | SE 7 | E 3 | SSE 9 | SSE 8 | — | — | — | — | WSW 10 | WSW 9 | — | — | — | — | — | — | — | — | — | — |
| kJ | 68 | 150 | 144 | 158 | 233 | 6 | 1476 | 828 | — | — | — | — | 332 | 292 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1458 | 1371 | 1371 | 773 | 773 | 766 | 766 | 1371 | 1371 | 1371 | 1371 | 1575 | 1603 | 2428 | 2243 | 1579 | 1468 | 1371 | 1371 | 1575 | 1579 | 1579 | 1579 | 1458 |
Best forecast wave conditions in Alaska - Mainland | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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