Surf Forecasts:
How big are the waves at Magoos today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 2.5ft (0.7m), 9s period with NNE swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 2.5ft (0.7m), 9s period with NNE swell.
- Evening surf: Evening surf (18 Sep, local time) - 2ft (0.6m), 8s period with N swell.
The current surf forecast for Magoos at 1AM is: 0.9m 8s primary swell from a North-northeast direction (forecast issued at 09:00pm September 17). An open ocean swell of 1.4m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 2.5ft (0.7m) | 9s |
| Afternoon (18 Sep) | 2.5ft (0.7m) | 9s |
| Evening (18 Sep) | 2ft (0.6m) | 8s |
Table - waves today at Magoos. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 25mm), heaviest during Thu night. Warm (max 30°C on Sun morning, min 28°C on Thu night). Wind will be generally light. | ||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | ||||||||||||||||
7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||
Wave Height (m) Direction Period (s) | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 9 | NNE 9 | NNE 9 | NNE 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 |
Wave Graph  | ||||||||||||||||||
 kJ | 103 | 105 | 103 | 101 | 99 | 92 | 82 | 79 | 48 | 44 | 45 | 48 | 46 | 46 | 65 | 66 | 68 | 92 |
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 | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:31PM0.61m | 2:20PM0.59m | 11:05PM0.58m | 3:49PM0.59m | ||||||||||||||
Low Tide | 5:51PM0.48m | 6:21AM0.08m | 7:01PM0.51m | 7:22AM0.09m | 8:32PM0.52m | |||||||||||||
 | | | |  | | | | | |  | | |  | | | | | |
 | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — |
mm | 1 | 2 | 3 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | — | 1 | 1 | — | 1 | 1 | — | 2 |
Temp °C | 29 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
Feels °C | 32 | 31 | 30 | 30 | 31 | 31 | 31 | 30 | 31 | 31 | 31 | 31 | 32 | 31 | 31 | 31 | 32 | 33 |
Swell 1 Height (m) Direction Period (s) | SSW 8 | SSW 8 | SW 8 | SW 9 | SW 8 | NNE 9 | NNE 9 | NNE 9 | NNE 8 | N 8 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 |
| kJ | 179 | 154 | 221 | 297 | 286 | 92 | 82 | 79 | 48 | 44 | 322 | 291 | 291 | 224 | 207 | 179 | 165 | 161 |
Swell 2 Height (m) Direction Period (s) | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | SSE 7 | NE 11 | SE 9 | SE 9 | SE 9 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 |
| kJ | 103 | 105 | 103 | 101 | 99 | 16 | 33 | 21 | 20 | 19 | 45 | 48 | 46 | 46 | 65 | 66 | 68 | 92 |
Swell 3 Height (m) Direction Period (s) | WSW 8 | WSW 8 | WSW 9 | SSE 7 | SSE 7 | NE 11 | SE 9 | NE 11 | NE 11 | NE 11 | SSE 9 | SE 8 | SE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SE 8 |
| kJ | 26 | 27 | 27 | 21 | 20 | 33 | 22 | 33 | 33 | 31 | 29 | 18 | 18 | 45 | 58 | 58 | 49 | 32 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | WSW 3 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 4 | 256 | 299 | 299 | 291 | 322 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 17 | 17 | 17 | 17 | 17 | 233 | 233 | 233 | 233 | 233 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 |
Best forecast wave conditions in Guam | ||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||
Header Global | ||||||||||||||||||
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