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K38 and 39 surfForecast / Rhode Island / USA
48hr Weather and Surf, issued 1 pm Saturday 30 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
14.0° C
(Which is slightly warmer than usual)How big are the waves at K38 and 39 today (30 May):
- Morning surf: Morning surf (30 May, local time) - 3.5ft (1.0m), 6s period with SSW swell.
- Afternoon surf: Afternoon surf (30 May, local time) - 2ft (0.6m), 6s period with S swell.
- Evening surf: Evening surf (30 May, local time) - 0.5ft (0.2m), 7s period with S swell.
The current surf forecast for K38 and 39 at 8PM is: 0.2m 7s primary swell from a South direction (forecast issued at 01:00pm May 30). An open ocean swell of 1.8m 6s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | 3.5ft (1.0m) | 6s |
| Afternoon (30 May) | 2ft (0.6m) | 6s |
| Evening (30 May) | 0.5ft (0.2m) | 7s |
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 9mm), mostly falling on Sat afternoon. Very mild (max 17°C on Sun afternoon, min 7°C on Sat afternoon). Winds decreasing (near gales from the N on Sat afternoon, calm by Sun night). | ||||||||||||||||||||||||
Sat 30 | Sunday 31 | Monday 1 | Tue 2 | |||||||||||||||||||||
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 | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 6 | SSW 6 | SSW 6 | S 7 | ESE 10 | E 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | WSW 5 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | SSW 6 | E 9 | SSW 5 | ESE 9 | ESE 9 | E 4 | ESE 9 | |
70 | 43 | 14 | 4 | 78 | 214 | 139 | 110 | 118 | 90 | 77 | 59 | 52 | 33 | 32 | 27 | 27 | 18 | 41 | 11 | 16 | 16 | 14 | 17 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross | cross-on | on | on | cross-on | glassy | cross-on | cross | cross-off | off | off | off | off | off | off | cross-off | cross-off | |
High Tide | 8:00PM1.08m | 8:22AM0.84m | 8:40PM1.06m | 9:03AM0.84m | 9:20PM1.04m | |||||||||||||||||||
Low Tide | 1:37PM0.04m | 2:37AM0.02m | 2:09PM0.05m | 3:08AM0.03m | 2:42PM0.06m | 3:38AM0.05m | ||||||||||||||||||
 | |  | |  | | | | | | | |  |  | |  |  | | | | | | | | |
 | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:13 | — |
 | — | — | — | 8:10 | — | — | — | — | — | — | — | 8:10 | — | — | — | — | — | — | — | 8:12 | — | — | — | 8:13 |
1 | 5 | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | 1 | — | 1 | — | — | — | — | — | — | |
Temp °C | 11 | 7 | 8 | 9 | 8 | 8 | 8 | 10 | 16 | 17 | 17 | 15 | 13 | 13 | 12 | 13 | 15 | 15 | 14 | 13 | 11 | 10 | 10 | 11 |
6 | -5 | -2 | 1 | 2 | 3 | 3 | 6 | 13 | 13 | 13 | 13 | 13 | 11 | 9 | 11 | 12 | 11 | 8 | 8 | 7 | 7 | 7 | 8 | |
Swell 1 Height (m) Direction Period (s) | SSW 6 | SSW 6 | SSW 6 | S 7 | ESE 10 | E 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SW 4 | SW 5 | ESE 9 | ESE 9 | SSW 5 | SSW 6 | SSW 6 | SSW 6 | SSW 5 | SSW 5 | ESE 9 | E 4 | ESE 4 |
 kJ | 70 | 43 | 14 | 4 | 78 | 214 | 139 | 110 | 118 | 90 | 77 | 24 | 23 | 33 | 32 | 19 | 21 | 18 | 17 | 11 | 5 | 16 | 14 | 6 |
Swell 2 Height (m) Direction Period (s) | ESE 12 | ESE 12 | ESE 11 | — | S 6 | S 6 | S 6 | S 6 | S 6 | — | S 7 | ESE 10 | ESE 10 | — | — | ESE 9 | ESE 9 | ESE 9 | — | S 9 | ESE 9 | SSW 5 | ESE 9 | ESE 9 |
| kJ | 14 | 13 | 12 | — | 1 | 1 | 1 | 1 | 1 | — | 1 | 52 | 52 | — | — | 27 | 27 | 16 | — | 2 | 16 | 5 | 8 | 17 |
Swell 3 Height (m) Direction Period (s) | SE 12 | — | — | N 7 | S 6 | — | — | — | — | — | — | S 7 | — | — | — | — | — | — | — | — | — | SE 9 | SSW 5 | SSW 5 |
| kJ | 6 | — | — | 1 | 1 | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | 3 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | NW 4 | NNE 5 | NNE 6 | NE 6 | NE 6 | N 3 | NNW 3 | NW 3 | WNW 3 | WSW 3 | SW 4 | WSW 5 | — | SW 5 | SW 5 | — | — | — | E 9 | E 4 | E 4 | E 5 | — | NNE 2 |
| kJ | 6 | 85 | 190 | 256 | 120 | 6 | 3 | 2 | 1 | 3 | 17 | 59 | — | 19 | 21 | — | — | — | 41 | 24 | 25 | 20 | — | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 108 | 756 | 756 | 989 | 3 | 3 | 3 | 2 | 2 | 2 | 107 | 2 | 0 | 25 | 26 | 45 | 44 | 106 | 106 | 106 | 106 | 78 | 25 | 50 |
Best forecast wave conditions in Rhode Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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