Surf Forecasts:
How big are the waves at Napatree Jetty today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 2ft (0.6m), 5s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 1.5ft (0.4m), 5s period with SSW swell.
- Evening surf: Evening surf (18 Sep, local time) - 1ft (0.3m), 5s period with SSW swell.
The current surf forecast for Napatree Jetty at 9AM is: 0.6m 5s primary swell from a South-southwest direction and 0.2m 7s secondary swell from a East-southeast direction (forecast issued at 01:00am September 18). The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 2ft (0.6m) | 5s |
| Afternoon (18 Sep) | 1.5ft (0.4m) | 5s |
| Evening (18 Sep) | 1ft (0.3m) | 5s |
Table - waves today at Napatree Jetty. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 24mm), heaviest during Sun night. Warm (max 27°C on Fri afternoon, min 12°C on Sat morning). Wind will be generally light. | ||||||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||||||||||||
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 | 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 4 | SSW 4 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | ESE 6 | ESE 6 | ESE 8 | SE 8 | E 5 | SE 8 | SE 8 | ESE 8 | ESE 7 | ESE 7 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 19 | 26 | 17 | 13 | 7 | 7 | 5 | 5 | 4 | 4 | 7 | 11 | 21 | 16 | 15 | 6 | 5 | 5 | 18 | 18 | 18 | 17 | 16 | 15 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-off | cross-off | cross | off | cross-off | off | off | off | off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross-on |
High Tide | 2:05AM0.63m | 2:34PM0.70m | 2:57AM0.60m | 3:30PM0.67m | 3:53AM0.59m | 4:31PM0.67m | ||||||||||||||||||
Low Tide | 7:33AM0.19m | 8:58PM0.25m | 8:36AM0.22m | 10:42PM0.25m | 10:00AM0.23m | |||||||||||||||||||
 |  |  | |  | |  |  | | |  | | | | | | | | | | |  | |  | |
 | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:47 | — | — |
mm | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 3 | 6 |
Temp °C | 21 | 21 | 21 | 23 | 27 | 26 | 23 | 18 | 15 | 14 | 12 | 15 | 17 | 16 | 16 | 15 | 15 | 15 | 15 | 16 | 17 | 16 | 17 | 18 |
Feels °C | 20 | 22 | 22 | 24 | 26 | 24 | 20 | 13 | 10 | 9 | 8 | 12 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 13 | 15 | 14 | 15 | 17 |
Swell 1 Height (m) Direction Period (s) | ESE 7 | ESE 7 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 4 | ESE 6 | ESE 8 | SE 8 | E 5 | SE 8 | SE 8 | ESE 8 | ESE 7 | ESE 4 | SE 11 | SE 11 | SE 11 | SE 4 | SE 10 | SE 10 |
| kJ | 5 | 5 | 17 | 13 | 7 | 7 | 4 | 4 | 2 | 4 | 7 | 11 | 21 | 16 | 15 | 6 | 5 | 3 | 18 | 18 | 18 | 4 | 16 | 15 |
Swell 2 Height (m) Direction Period (s) | SE 12 | SE 12 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 6 | SE 8 | SE 12 | SE 12 | SE 8 | SE 12 | SE 11 | SE 11 | SE 11 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | SE 10 | SE 6 | SE 9 |
| kJ | 6 | 6 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 3 | 5 | 5 | 11 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 17 | 2 | 3 |
Swell 3 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 12 | SE 12 | SE 12 | SE 9 | SE 12 | SE 12 | SE 8 | SSW 4 | — | — | SE 12 | — | — | SE 9 | SE 9 | SE 11 | E 6 | — | — | ESE 7 | SE 9 | — |
| kJ | 3 | 3 | 6 | 6 | 6 | 3 | 5 | 5 | 3 | 2 | — | — | 5 | — | — | 3 | 3 | 5 | 1 | — | — | 5 | 3 | — |
Wind waves Height (m) Direction Period (s) | SSW 4 | SSW 4 | — | — | — | — | — | NNE 2 | NNE 3 | NE 3 | ENE 5 | E 5 | — | E 5 | E 4 | E 4 | ESE 4 | — | SE 4 | SE 4 | SE 3 | ESE 4 | SE 4 | SE 3 |
| kJ | 19 | 26 | — | — | — | — | — | 1 | 3 | 4 | 24 | 37 | — | 10 | 8 | 8 | 5 | — | 3 | 3 | 3 | 7 | 3 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 187 | 164 | 22 | 44 | 44 | 44 | 645 | 653 | 653 | 164 | 132 | 132 | 132 | 1185 | 1185 | 190 | 913 | 849 | 850 | 850 | 847 | 190 | 677 | 646 |
Best forecast wave conditions in Rhode Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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