Surf Forecasts:
How big are the waves at Napatree Jetty today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 1ft (0.3m), 9s period with SE swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 1.5ft (0.4m), 9s period with SE swell.
- Evening surf: Evening surf (21 Sep, local time) - 1.5ft (0.4m), 8s period with SE swell.
The current surf forecast for Napatree Jetty at 6PM is: 0.4m 8s primary swell from a Southeast direction (forecast issued at 01:00pm September 21). An open ocean swell of 0.9m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 1ft (0.3m) | 9s |
| Afternoon (21 Sep) | 1.5ft (0.4m) | 9s |
| Evening (21 Sep) | 1.5ft (0.4m) | 8s |
Table - waves today at Napatree Jetty. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 19°C on Mon afternoon, min 10°C on Wed night). Mainly fresh winds. | |||||||||||||||||||||
Mon 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||||
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) | SE 9 | SE 9 | SE 9 | SE 8 | SE 8 | E 6 | ESE 7 | E 7 | ESE 7 | E 7 | E 7 | E 7 | ESE 7 | ESE 8 | ESE 8 | E 8 | E 8 | E 9 | ESE 9 | ESE 10 | ESE 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 12 | 19 | 19 | 22 | 29 | 39 | 88 | 134 | 145 | 216 | 223 | 217 | 136 | 181 | 212 | 398 | 491 | 683 | 554 | 603 | 640 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross-off | cross-off | cross-off | off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-off | off | off |
High Tide | 5:30PM0.69m | 5:50AM0.66m | 6:19PM0.73m | 6:38AM0.72m | 7:01PM0.77m | ||||||||||||||||
Low Tide | 11:17AM0.20m | 00:21AM0.18m | 12:13PM0.15m | 00:57AM0.12m | 1:00PM0.11m | ||||||||||||||||
 | | |  | | | |  | | | |  | | | | | | |  | |  | |
 | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — |
 | — | — | 6:46 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:43 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 18 | 19 | 16 | 15 | 14 | 14 | 14 | 13 | 14 | 16 | 12 | 12 | 11 | 12 | 12 | 15 | 17 | 14 | 12 | 11 |
Feels °C | 9 | 14 | 14 | 12 | 11 | 10 | 10 | 9 | 7 | 8 | 10 | 6 | 7 | 6 | 6 | 6 | 8 | 9 | 7 | 6 | 6 |
Swell 1 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | SE 8 | SE 8 | E 6 | ESE 7 | — | ESE 7 | E 14 | E 14 | S 14 | ESE 7 | ESE 8 | ESE 8 | — | — | — | ESE 9 | ESE 10 | ESE 10 |
| kJ | 12 | 19 | 19 | 22 | 29 | 39 | 88 | — | 145 | 4 | 4 | 4 | 136 | 181 | 212 | — | — | — | 554 | 603 | 640 |
Swell 2 Height (m) Direction Period (s) | SE 6 | E 8 | — | — | — | SE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 9 | 1 | — | — | — | 36 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | SW 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NE 4 | ENE 5 | E 5 | E 5 | E 6 | NE 5 | NE 5 | E 7 | NE 5 | E 7 | E 7 | E 7 | NE 5 | NE 5 | NE 5 | E 8 | E 8 | E 9 | ENE 6 | NE 6 | NE 6 |
| kJ | 17 | 29 | 43 | 54 | 54 | 10 | 13 | 134 | 33 | 216 | 223 | 217 | 38 | 38 | 43 | 398 | 491 | 683 | 84 | 69 | 69 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 645 | 645 | 645 | 190 | 653 | 645 | 645 | 645 | 645 | 785 | 850 | 989 | 850 | 0 | 645 | 659 | 779 | 1076 | 1076 | 54 | 54 |
Best forecast wave conditions in Rhode Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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