Surf Forecasts:
How big are the waves at Cannon Beach today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 11ft (3.5m), 11s period with SSW swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 10ft (3.0m), 10s period with SW swell.
- Evening surf: Evening surf (21 Sep, local time) - 8ft (2.4m), 10s period with SW swell.
The current surf forecast for Cannon Beach at 4AM is: 4.0m 12s primary swell from a South-southwest direction and 0.4m 20s secondary swell from a Southwest direction (forecast issued at 10:00pm September 20). An open ocean swell of 1.6m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (MST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 11ft (3.5m) | 11s |
| Afternoon (21 Sep) | 10ft (3.0m) | 10s |
| Evening (21 Sep) | 8ft (2.4m) | 10s |
Table - waves today at Cannon Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 34mm), heaviest during Mon morning. Very mild (max 13°C on Tue afternoon, min 8°C on Tue night). Winds decreasing (strong winds from the SSE on Sun night, calm by Wed afternoon). | ||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | ||||||||||||||||
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 |  |  |  |  |  |  |  | |||||||||||
Wave Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | WSW 10 | SW 9 | WSW 9 | SW 9 | SW 8 | SW 16 | SW 16 |
Wave Graph  | ||||||||||||||||||
 kJ | 8296 | 8140 | 6293 | 4229 | 2924 | 2248 | 1879 | 1535 | 1226 | 981 | 809 | 501 | 430 | 270 | 262 | 219 | 211 | 208 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross |
High Tide | 10:05PM2.34m | 12:21PM2.11m | 11:21PM2.47m | 12:53PM2.32m | ||||||||||||||
Low Tide | 5:29AM0.47m | 5:32PM1.36m | 6:17AM0.30m | 6:23PM1.09m | ||||||||||||||
 |  | |  | |  |  | | |  |  |  | |  | | | |  | |
 | — | — | — | — | 8:00 | — | — | — | — | — | — | — | 8:02 | — | — | — | — | — |
 | 8:24 | — | — | — | — | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:19 | — |
mm | 3 | 4 | 3 | 4 | 5 | 5 | 4 | 1 | 1 | — | 1 | — | — | — | — | — | — | — |
Temp °C | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 10 | 9 | 9 | 9 | 10 | 12 | 13 | 12 | 11 |
Feels °C | 3 | 3 | 4 | 5 | 7 | 7 | 8 | 9 | 6 | 5 | 4 | 4 | 5 | 6 | 8 | 8 | 8 | 8 |
Swell 1 Height (m) Direction Period (s) | — | SSW 13 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | WSW 10 | SW 9 | WSW 9 | SW 9 | SW 8 | WSW 8 | S 8 |
| kJ | — | 7150 | 5523 | 4229 | 2924 | 2248 | 1879 | 1535 | 1226 | 981 | 809 | 501 | 430 | 270 | 262 | 219 | 143 | 124 |
Swell 2 Height (m) Direction Period (s) | — | — | SW 20 | SW 20 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | S 8 | SW 18 | S 7 | SW 17 | SW 16 | S 7 | WSW 8 |
| kJ | — | — | 134 | 186 | 184 | 293 | 260 | 249 | 249 | 249 | 249 | 103 | 249 | 53 | 238 | 216 | 61 | 117 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | SW 16 | S 16 | SW 18 | S 13 | S 13 | S 11 | SW 18 | S 11 | SW 18 | S 11 | S 10 | SW 16 | SW 16 |
| kJ | — | — | — | — | — | 40 | 5 | 249 | 4 | 3 | 2 | 249 | 9 | 246 | 9 | 2 | 211 | 208 |
Wind waves Height (m) Direction Period (s) | SSW 13 | SSW 12 | SSW 12 | SE 9 | SSE 8 | — | — | — | — | — | SE 8 | — | ENE 2 | NE 2 | NE 3 | — | — | — |
| kJ | 8296 | 8140 | 6293 | 388 | 331 | — | — | — | — | — | 86 | — | 1 | 1 | 1 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 773 | 1371 | 773 | 773 | 773 | 720 | 720 | 766 | 766 | 766 | 766 | 773 | 766 | 766 | 2670 | 773 | 773 | 766 |
Best forecast wave conditions in Alaska - Mainland | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
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