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Surf Forecasts:
K38 and 39 surfForecast / Rhode Island / USA
48hr Weather and Surf, issued 7 am Friday 15 May 2026 EDTForecast update in hr min s Forecast update imminent
K38 and 39 surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's K38 and 39 sea temperature is
10.0° C
(Which is slightly cooler than normal)How big are the waves at K38 and 39 today?
The current surf forecast for K38 and 39 at 2PM is: 1.1m 10s primary swell from a Southeast direction and 0.8m 9s secondary swell from a South direction (forecast issued at 07:00am May 15). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 4.5ft (1.4m) | 9s |
| Afternoon (15 May) | 3.5ft (1.1m) | 10s |
| Evening (15 May) | 3.5ft (1.0m) | 10s |
Table - waves today at K38 and 39. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Fri morning. Warm (max 23°C on Sun afternoon, min 11°C on Fri morning). Wind will be generally light. | ||||||||||||||||||||||||
Friday 15 | Saturday 16 | Sunday 17 | Mon 18 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SE 8 | SE 9 | SE 9 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SSE 9 | SE 10 | SSE 9 | SSE 9 | SSE 8 | SSW 5 | SSW 5 | SSW 6 | S 7 | S 7 | S 7 | SSE 8 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | |
160 | 360 | 345 | 200 | 204 | 200 | 173 | 154 | 176 | 113 | 110 | 77 | 55 | 55 | 74 | 135 | 111 | 187 | 168 | 103 | 160 | 111 | 105 | 79 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | glassy | glassy | cross | cross-off | cross-off | cross | cross-on | cross-on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | on | on | cross-on | cross-off | |
High Tide | 7:02AM0.97m | 7:25PM1.26m | 7:52AM1.00m | 8:15PM1.30m | 8:42AM1.01m | 9:05PM1.31m | ||||||||||||||||||
Low Tide | 12:49PM-0.14m | 1:46AM-0.18m | 1:38PM-0.18m | 2:37AM-0.20m | 2:29PM-0.18m | |||||||||||||||||||
 |  | |  | |  |  | | |  | | | | | | |  |  |  | | | | | | |
 | 5:26 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | 5:24 |
 | — | — | — | — | 7:57 | — | — | — | — | — | — | — | 7:58 | — | — | — | — | — | — | — | 7:59 | — | — | 8:00 |
1 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 11 | 13 | 13 | 14 | 12 | 11 | 11 | 11 | 12 | 15 | 16 | 16 | 14 | 13 | 13 | 13 | 16 | 22 | 23 | 23 | 22 | 22 | 19 |
8 | 9 | 12 | 12 | 12 | 9 | 8 | 9 | 9 | 9 | 11 | 11 | 11 | 10 | 8 | 9 | 10 | 14 | 21 | 21 | 20 | 20 | 21 | 18 | |
Swell 1 Height (m) Direction Period (s) | SE 8 | SE 9 | SE 9 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SSE 9 | SE 10 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | S 7 | S 7 | S 7 | SSE 8 | SE 9 | SSW 7 | SSW 7 | SSW 7 |
 kJ | 160 | 360 | 345 | 200 | 204 | 200 | 173 | 154 | 176 | 113 | 110 | 77 | 55 | 55 | 40 | 47 | 111 | 187 | 168 | 92 | 37 | 111 | 105 | 79 |
Swell 2 Height (m) Direction Period (s) | S 7 | — | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | SW 4 | S 8 | ESE 8 | ESE 9 | ESE 9 | ESE 8 | SE 8 | ESE 9 | SSE 8 | SSW 7 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SE 8 | SSE 8 |
| kJ | 51 | — | 130 | 103 | 69 | 47 | 31 | 51 | 3 | 49 | 28 | 31 | 32 | 27 | 17 | 43 | 47 | 66 | 116 | 103 | 11 | 39 | 33 | 26 |
Swell 3 Height (m) Direction Period (s) | — | — | — | E 9 | S 8 | S 8 | SSE 10 | SW 4 | SW 4 | SSE 10 | — | — | — | SSE 10 | SSE 10 | — | ESE 8 | ESE 8 | — | — | — | SSE 8 | SSE 8 | S 8 |
| kJ | — | — | — | 103 | 69 | 66 | 18 | 3 | 3 | 61 | — | — | — | 10 | 10 | — | 27 | 14 | — | — | — | 11 | 11 | 10 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | SW 2 | — | — | — | — | SW 4 | SW 2 | SW 3 | SSW 4 | SSW 5 | SSW 5 | SSW 6 | SW 6 | WSW 6 | — | SSW 7 | SSW 7 | — | — | — |
| kJ | — | — | — | — | 1 | — | — | — | — | 3 | 1 | 5 | 31 | 54 | 74 | 135 | 73 | 82 | — | 91 | 160 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 2 | 3 | 0 | 2 | 2 | 2 | 45 | 21 | 21 | 178 | 1165 | 109 | 14 | 2 | 2 | 4 | 21 | 7 | 2 | 0 |
Best forecast wave conditions in Rhode Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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