Surf Forecasts:
How big are the waves at K38 and 39 today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 1ft (0.3m), 11s period with SE swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 3ft (0.9m), 4s period with SE swell.
- Evening surf: Evening surf (20 Sep, local time) - 3ft (0.9m), 4s period with SSE swell.
The current surf forecast for K38 and 39 at 12PM is: 0.3m 11s primary swell from a Southeast direction and 0.2m 7s secondary swell from a East-southeast direction, 0.7m 4s secondary swell from a Southeast direction (forecast issued at 07:00am September 20). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 1ft (0.3m) | 11s |
| Afternoon (20 Sep) | 3ft (0.9m) | 4s |
| Evening (20 Sep) | 3ft (0.9m) | 4s |
Table - waves today at K38 and 39. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Sun afternoon. Very mild (max 18°C on Sun afternoon, min 12°C on Tue night). Winds increasing (light winds from the NNW on Sun night, fresh winds from the NE by Tue night). | |||||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | |||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SSE 11 | SE 11 | SE 11 | SE 11 | SSE 4 | SSE 4 | SE 4 | SE 8 | SE 9 | SE 9 | SE 9 | SE 9 | SE 8 | SE 8 | SE 8 | SE 8 | SE 7 | E 15 | E 6 | S 14 | S 14 | S 14 | ENE 6 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 11 | 18 | 18 | 21 | 24 | 28 | 13 | 11 | 12 | 12 | 19 | 37 | 21 | 30 | 30 | 28 | 32 | 4 | 176 | 4 | 4 | 4 | 0 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross-on | cross-on | on | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | off | off | off |
High Tide | 3:10AM0.67m | 3:42PM0.83m | 4:12AM0.72m | 4:38PM0.86m | 5:07AM0.79m | 5:29PM0.91m | |||||||||||||||||
Low Tide | 8:51AM0.29m | 10:53PM0.27m | 10:30AM0.26m | 11:36PM0.21m | 11:27AM0.20m | ||||||||||||||||||
 |  |  | | |  | | | |  | | | | |  | | | | | | | | | |
 | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:44 | — | — |
mm | — | — | 1 | 3 | 2 | 1 | 2 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 17 | 18 | 18 | 18 | 18 | 18 | 14 | 13 | 15 | 18 | 17 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 |
Feels °C | 13 | 12 | 15 | 16 | 16 | 17 | 18 | 19 | 9 | 8 | 10 | 13 | 12 | 11 | 11 | 9 | 10 | 9 | 7 | 7 | 6 | 6 | 5 |
Swell 1 Height (m) Direction Period (s) | ESE 7 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 4 | SE 4 | SE 5 | SE 6 | SE 6 | SE 9 | SE 8 | SE 8 | SE 8 | SE 8 | SE 7 | — | S 15 | S 14 | S 14 | S 14 | — |
| kJ | 5 | 18 | 18 | 18 | 17 | 16 | 13 | 10 | 11 | 12 | 13 | 37 | 21 | 30 | 30 | 28 | 32 | — | 4 | 4 | 4 | 4 | — |
Swell 2 Height (m) Direction Period (s) | SSE 11 | — | ESE 7 | ESE 7 | ESE 7 | SE 7 | SE 8 | SE 8 | SSW 4 | SE 9 | SE 9 | SW 4 | SW 4 | — | — | — | — | E 15 | — | — | — | — | — |
| kJ | 11 | — | 5 | 5 | 5 | 2 | 11 | 11 | 6 | 12 | 19 | 1 | 1 | — | — | — | — | 4 | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | SE 8 | — | — | — | SE 9 | SSE 9 | SSE 10 | SE 11 | SE 9 | SSW 4 | SSW 4 | E 8 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 3 | — | — | — | 3 | 7 | 10 | 5 | 12 | 4 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ESE 3 | SE 3 | SE 4 | SE 4 | SSE 4 | SSE 4 | SSW 4 | SSW 4 | N 2 | NNE 3 | NE 4 | NE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | E 6 | E 6 | ENE 6 | ENE 6 | ENE 6 |
| kJ | 4 | 9 | 15 | 21 | 24 | 28 | 10 | 7 | 1 | 8 | 18 | 31 | 54 | 51 | 46 | 44 | 57 | 91 | 176 | 154 | 179 | 171 | 159 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 870 | 868 | 172 | 1063 | 1722 | 239 | 127 | 44 | 173 | 223 | 623 | 623 | 623 | 626 | 748 | 748 | 626 | 615 | 615 | 756 | 3325 | 2556 | 774 |
Best forecast wave conditions in Rhode Island | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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