Surf Forecasts:
How big are the waves at Magoos today (21 Aug):
- Afternoon surf: Afternoon surf (21 Aug, local time) - 3ft (0.9m), 10s period with E swell.
- Evening surf: Evening surf (21 Aug, local time) - 3.5ft (1.0m), 10s period with E swell.
The current surf forecast for Magoos at 10PM is: 1.1m 10s primary swell from a East direction and 0.7m 7s secondary swell from a North-northeast direction (forecast issued at 03:00pm August 21). The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | - | - |
| Afternoon (21 Aug) | 3ft (0.9m) | 10s |
| Evening (21 Aug) | 3.5ft (1.0m) | 10s |
Table - waves today at Magoos. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 41mm), heaviest during Sun night. Warm (max 29°C on Fri afternoon, min 26°C on Sun night). Winds increasing (light winds from the W on Fri afternoon, fresh winds from the SW by Sun morning). | ||||||||||||||||||||
Fri 21 | Saturday 22 | Sunday 23 | ||||||||||||||||||
1 PM | 4 PM | 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) | E 10 | E 10 | E 13 | E 10 | E 10 | ENE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | N 11 | N 11 | N 11 | N 11 |
Wave Graph  | ||||||||||||||||||||
 kJ | 80 | 158 | 165 | 219 | 183 | 261 | 186 | 179 | 188 | 173 | 164 | 192 | 179 | 274 | 324 | 324 | 396 | 403 | 342 | 284 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross-on | cross | cross-on | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross |
High Tide | 4:30PM0.60m | 1:08AM0.62m | 5:34PM0.62m | 2:19AM0.62m | 6:16PM0.64m | |||||||||||||||
Low Tide | 8:33PM0.54m | 9:23AM0.11m | 10:00PM0.54m | 10:23AM0.09m | ||||||||||||||||
 | |  |  |  | |  |  | | | | | | | |  | | | | | |
 | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | 6:39 | — | — | — | — | — | — | — | 6:38 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | 2 | 1 | 2 | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 2 | 1 | — | 1 | 3 | 2 | 1 |
Temp °C | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 28 | 28 | 27 | 28 | 29 | 29 | 29 | 28 | 28 |
Feels °C | 33 | 33 | 32 | 31 | 30 | 30 | 30 | 31 | 30 | 30 | 31 | 30 | 30 | 27 | 29 | 30 | 29 | 29 | 29 | 30 |
Swell 1 Height (m) Direction Period (s) | NE 6 | E 10 | E 10 | E 10 | E 10 | ENE 9 | NE 9 | SSE 9 | SSE 9 | SSE 9 | S 9 | S 9 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | N 11 | N 11 | N 11 | N 11 |
| kJ | 40 | 158 | 148 | 219 | 183 | 261 | 186 | 194 | 208 | 237 | 251 | 373 | 179 | 274 | 324 | 324 | 396 | 403 | 342 | 284 |
Swell 2 Height (m) Direction Period (s) | E 10 | NNE 6 | E 13 | NNE 7 | SSE 9 | SSE 9 | SSE 9 | NE 9 | NE 9 | NE 9 | NNE 10 | NNE 10 | WNW 8 | SSE 9 | SSE 9 | ENE 12 | SSE 8 | SSE 9 | SE 9 | SSE 9 |
| kJ | 80 | 35 | 165 | 40 | 58 | 147 | 184 | 179 | 188 | 173 | 164 | 192 | 13 | 199 | 176 | 30 | 207 | 172 | 110 | 154 |
Swell 3 Height (m) Direction Period (s) | WSW 8 | WSW 8 | NNE 6 | SSE 10 | NNE 6 | WNW 8 | WNW 8 | WNW 8 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | E 13 | WNW 8 | WNW 8 | WNW 8 | ENE 12 | ENE 12 | ENE 12 | ENE 12 |
| kJ | 37 | 37 | 36 | 61 | 37 | 22 | 22 | 22 | 27 | 26 | 26 | 23 | 14 | 13 | 12 | 11 | 29 | 29 | 50 | 50 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | WSW 8 | WSW 8 | WSW 8 | WSW 4 | WSW 4 | WSW 4 | W 4 | WSW 7 | S 8 | SSW 8 | SSW 8 | SSW 8 | SW 8 | SW 8 | SSW 8 | SW 8 |
| kJ | — | — | — | — | 34 | 23 | 67 | 17 | 16 | 20 | 16 | 10 | 415 | 292 | 363 | 575 | 408 | 445 | 469 | 418 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 13 | 13 | 13 | 13 | 1995 | 17 | 1856 | 17 | 17 | 2426 | 2386 | 2271 | 2271 | 2234 | 1833 | 1833 | 233 | 233 | 2062 | 233 |
Best forecast wave conditions in Guam | ||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||
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