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K38 and 39 surfForecast / Rhode Island / USA
48hr Weather and Surf, issued 7 pm Wednesday 13 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
9.9° C
(Which is normal for this time of year)How big are the waves at K38 and 39 today?
The current surf forecast for K38 and 39 at 4AM is: 1.5m 6s primary swell from a South direction and 0.7m 6s secondary swell from a Southwest direction, 0.2m 10s secondary swell from a East-southeast direction (forecast issued at 07:00pm May 13). The wind direction is predicted to be cross-shore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 5ft (1.5m) | 6s |
| Afternoon (14 May) | 3.5ft (1.0m) | 6s |
| Evening (14 May) | 3.5ft (1.0m) | 6s |
Table - waves today at K38 and 39. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 13mm), heaviest on Thu afternoon. Very mild (max 18°C on Sat afternoon, min 10°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 13 | Thursday 14 | Friday 15 | Sat 16 | |||||||||||||||||||||
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 | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |  |    |    |    | ||||||||||||||||||||
S 6 | S 6 | S 6 | S 6 | S 6 | SSE 6 | SSE 6 | S 6 | S 6 | S 6 | S 7 | SSE 7 | SE 8 | SE 10 | SSE 10 | SE 10 | SE 10 | SE 9 | SE 10 | SE 10 | SE 9 | SE 10 | SSE 9 | SSE 9 | |
160 | 165 | 137 | 148 | 151 | 146 | 148 | 59 | 71 | 79 | 89 | 113 | 191 | 490 | 260 | 250 | 217 | 173 | 157 | 154 | 95 | 92 | 129 | 99 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross | cross-on | on | on | cross | cross-off | glassy | cross-off | cross-off | cross-off | cross-off | glassy | glassy | cross-on | cross-on | on | on | |
High Tide | 5:47PM1.09m | 6:11AM0.93m | 6:36PM1.19m | 7:02AM0.97m | 7:25PM1.26m | 7:52AM1.00m | ||||||||||||||||||
Low Tide | 00:05AM-0.05m | 11:59AM-0.09m | 00:56AM-0.12m | 12:49PM-0.14m | 1:46AM-0.18m | 1:38PM-0.18m | ||||||||||||||||||
 |  | | |  |  | | | |  | |  | | |  | | | | | | |  | | | |
 | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:26 | — | — | — |
 | 7:54 | — | — | — | — | — | — | — | 7:55 | — | — | — | — | — | — | — | 7:57 | — | — | — | — | — | — | 7:58 |
— | — | — | — | 1 | 1 | 1 | 4 | 3 | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 13 | 13 | 12 | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 12 | 12 | 13 | 13 | 11 | 10 | 11 | 10 | 12 | 15 | 17 |
7 | 7 | 8 | 8 | 7 | 9 | 9 | 10 | 11 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 10 | 7 | 9 | 10 | 7 | 9 | 11 | 12 | |
Swell 1 Height (m) Direction Period (s) | ESE 7 | ESE 7 | SE 10 | SW 6 | SW 6 | — | — | S 6 | S 6 | S 6 | S 7 | SSE 7 | SE 8 | SE 10 | SSE 10 | SE 10 | SE 10 | SE 9 | SE 10 | SE 10 | SE 9 | SE 10 | SSE 9 | SSE 9 |
 kJ | 4 | 4 | 4 | 74 | 31 | — | — | 59 | 71 | 79 | 89 | 113 | 191 | 490 | 230 | 250 | 217 | 173 | 157 | 154 | 95 | 92 | 129 | 99 |
Swell 2 Height (m) Direction Period (s) | SE 10 | SE 10 | SE 6 | ESE 10 | — | — | — | SE 10 | ESE 6 | E 5 | E 5 | SE 9 | S 7 | — | SE 10 | SSE 9 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | E 9 | E 9 |
| kJ | 4 | 4 | 2 | 10 | — | — | — | 4 | 40 | 19 | 13 | 13 | 50 | — | 260 | 135 | 79 | 51 | 51 | 35 | 50 | 49 | 56 | 57 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SE 10 | ESE 6 | SE 9 | SE 9 | — | — | SW 6 | SW 6 | SW 6 | SW 6 | SSW 5 | SSW 5 | S 10 | SSE 10 | — | — |
| kJ | — | — | — | — | — | — | — | — | 4 | 3 | 3 | 30 | — | — | 12 | 9 | 8 | 5 | 3 | 2 | 8 | 40 | — | — |
Wind waves Height (m) Direction Period (s) | S 6 | S 6 | S 6 | S 6 | S 6 | SSE 6 | SSE 6 | ESE 6 | — | — | — | — | — | — | — | — | NE 2 | — | — | SW 5 | SW 6 | SW 2 | SW 3 | SW 3 |
| kJ | 160 | 165 | 137 | 148 | 151 | 146 | 148 | 74 | — | — | — | — | — | — | — | — | 1 | — | — | 4 | 5 | 2 | 3 | 9 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 989 | 1063 | 748 | 239 | 360 | 197 | 117 | 21 | 21 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 3 | 3 | 0 | 0 | 2 | 2 | 45 | 21 |
Best forecast wave conditions in Rhode Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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