Surf Forecasts:
How big are the waves at Mangandas today (03 Aug):
- Morning surf: Morning surf (03 Aug, local time) - 4.5ft (1.4m), 15s period with NE swell.
- Afternoon surf: Afternoon surf (03 Aug, local time) - 4ft (1.2m), 14s period with NE swell.
- Evening surf: Evening surf (03 Aug, local time) - 8ft (2.5m), 8s period with WSW swell.
The current surf forecast for Mangandas at 6AM is: 2.0m 8s primary swell from a West-southwest direction (forecast issued at 03:00am August 03). An open ocean swell of 1.4m 15s is not directed at the surf break, a second open ocean swell of 0.2m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Aug) | 4.5ft (1.4m) | 15s |
| Afternoon (03 Aug) | 4ft (1.2m) | 14s |
| Evening (03 Aug) | 8ft (2.5m) | 8s |
Table - waves today at Mangandas. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 44mm), heaviest during Tue morning. Warm (max 29°C on Mon morning, min 28°C on Mon afternoon). Mainly strong winds. | ||||||||||||||||||||||||
Monday 3 | Tuesday 4 | Wednesday 5 | ||||||||||||||||||||||
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 | 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) | WSW 8 | WSW 8 | WSW 8 | NE 15 | NE 15 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | NNW 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 494 | 477 | 464 | 879 | 685 | 654 | 691 | 674 | 691 | 691 | 750 | 750 | 806 | 1029 | 1223 | 1413 | 1518 | 1342 | 1342 | 1342 | 1342 | 1284 | 1204 | 1270 |
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-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross-on |
High Tide | 10:39PM0.78m | 10:10AM0.70m | 11:05PM0.78m | 11:13AM0.66m | 11:33PM0.78m | 12:30PM0.64m | ||||||||||||||||||
Low Tide | 4:45AM0.36m | 4:35PM0.20m | 5:30AM0.29m | 5:15PM0.28m | 6:21AM0.22m | 6:00PM0.38m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | | | | | | | | | |
 | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:47 | — | — |
mm | 1 | 2 | 1 | 1 | 1 | 2 | 2 | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 1 | 1 | 1 | 1 | 2 | 3 | 1 | 2 | 1 |
Temp °C | 28 | 28 | 28 | 29 | 29 | 28 | 28 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 28 |
Feels °C | 28 | 28 | 27 | 28 | 28 | 27 | 27 | 29 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 29 | 26 | 27 | 27 | 28 | 28 | 29 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | ENE 14 | NE 14 | NE 15 | NE 15 | NE 15 | NE 14 | NE 14 | NE 14 | NE 14 | NNE 14 | NNE 14 | NNE 14 | NNE 13 | NNE 13 | NNE 13 | N 13 | N 14 | N 14 | N 13 | N 13 | N 14 | N 14 | N 14 | NNW 14 |
| kJ | 785 | 857 | 967 | 879 | 685 | 598 | 506 | 521 | 597 | 653 | 653 | 672 | 683 | 735 | 700 | 812 | 957 | 918 | 888 | 905 | 1052 | 1063 | 1065 | 1270 |
Swell 2 Height (m) Direction Period (s) | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | NE 20 | SSE 9 | SSE 9 | NNE 20 | SE 9 | SE 9 | SE 8 | SE 8 | ENE 13 | ENE 13 | SE 8 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 12 | ENE 12 | ENE 12 | ENE 12 |
| kJ | 9 | 9 | 8 | 8 | 8 | 60 | 8 | 8 | 38 | 12 | 12 | 18 | 18 | 18 | 17 | 11 | 17 | 17 | 17 | 16 | 15 | 13 | 14 | 27 |
Swell 3 Height (m) Direction Period (s) | N 8 | N 8 | N 8 | N 8 | E 15 | SSE 9 | E 14 | E 14 | SSE 9 | ENE 14 | ENE 14 | E 14 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | NE 10 | SE 13 | SE 13 | E 19 | SE 13 | SE 12 | E 18 | S 11 |
| kJ | 5 | 5 | 1 | 1 | 4 | 8 | 4 | 4 | 8 | 18 | 18 | 14 | 18 | 17 | 17 | 17 | 4 | 7 | 7 | 7 | 6 | 6 | 6 | 9 |
Wind waves Height (m) Direction Period (s) | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 |
| kJ | 494 | 477 | 464 | 495 | 588 | 654 | 691 | 674 | 691 | 691 | 750 | 750 | 806 | 1029 | 1223 | 1413 | 1518 | 1342 | 1342 | 1342 | 1342 | 1284 | 1204 | 1101 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1853 | 1830 | 1830 | 1830 | 1907 | 1910 | 1859 | 1833 | 1830 | 1830 | 1830 | 1830 | 1830 | 1859 | 1277 | 1830 | 1830 | 1277 | 1830 | 1830 | 1859 | 1859 | 1830 | 1830 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
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