Greenhill surf break

Greenhill surfForecast / Rhode Island / USA

information circle48hr Weather and Surf, issued 7 am Sunday 17 May 2026 EDT
Forecast update in hr  min  s Forecast update imminent
Greenhill surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Greenhill sea temperature is
9.8° C
(Which is 1.0°C colder than average for this time of year)

How big are the waves at Greenhill today?

The current surf forecast for Greenhill at 3PM is: 0.9m 8s primary swell from a South-southeast direction and 0.9m 7s secondary swell from a South-southwest direction (forecast issued at 07:00am May 17). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (17 May)3.5ft (1.1m)7s
Afternoon (17 May)3ft (0.9m)8s
Evening (17 May)3.5ft (1.1m)7s

Table - waves today at Greenhill. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 25°C on Sun afternoon, min 15°C on Mon afternoon). Wind will be generally light.

Sunday
17
Monday
18
Tuesday
19
Wed
20
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
Rating
(10 max)
0
1
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.1
S
7
1.2
S
7
1.1
S
8
0.9
SSE
8
1
SSW
7
1.1
SSW
7
1
SSW
6
0.9
SSE
8
0.8
SSW
7
0.7
SSW
7
0.6
SSW
7
0.5
SSE
8
0.5
SSE
7
0.5
SSE
7
0.5
SSW
6
0.7
S
5
0.5
SE
9
0.5
SE
9
1
SSW
5
1.1
SSW
5
1.3
SSW
6
1.4
SSW
6
1.7
SSW
6
1.8
SSW
7
Wave Graph
Metric surfscale
Energy kJ
104
143
142
92
91
107
79
96
58
47
34
32
31
30
20
22
37
38
49
66
107
140
218
297
Wind (km/h)
15
WSW
10
WSW
15
WSW
20
WSW
25
SW
15
SW
10
WNW
5
NNW
15
ENE
20
E
20
ESE
15
ESE
10
S
15
SSW
10
SW
15
SSW
15
SW
20
SW
20
SW
25
SW
25
SW
25
SW
20
WSW
20
SW
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross
glassy
cross-off
cross-off
cross-off
cross
cross-on
on
on
on
on
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
High Tide
8:39AM1.19m
9:07PM1.55m
9:32AM1.17m
10:02PM1.52m
10:28AM1.14m
10:59PM1.45m
Low Tide
2:43AM-0.01m
2:37PM-0.03m
3:36AM0.01m
3:31PM-0.01m
4:31AM0.04m
4:27PM0.04m
rain showers
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
clear
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:26
5:24
5:24
5:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:00
8:00
8:00
8:01
1
Temp °C
14
16
22
25
23
22
21
21
17
16
16
15
17
18
18
17
18
17
23
24
22
18
18
18
12
15
21
22
20
20
20
21
14
12
12
13
16
17
18
16
17
15
21
22
19
15
16
15
Swell 1
Height (m)
Direction
Period (s)
1.1
S
7
1.2
S
7
1.1
S
8
0.9
SSE
8
0.7
SSE
8
0.7
SSE
8
1
SSW
6
0.9
SSE
8
0.7
SSE
8
0.7
SSW
7
0.6
SSW
7
0.5
SSE
8
0.5
SSE
7
0.5
SSE
7
0.4
SSE
7
0.4
SSE
7
0.5
SE
9
0.5
SE
9
0.5
SE
8
0.5
SE
8
0.5
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
9
Energy kJ
104
143
142
92
67
56
77
96
58
47
34
32
31
30
20
20
37
36
35
35
35
23
25
26
Swell 2
Height (m)
Direction
Period (s)
0.7
SSE
8
0.6
SW
6
0.9
SSE
8
0.5
S
8
0.5
S
8
0.8
SW
7
0.8
SSW
7
0.5
SSE
8
0.5
SSE
8
0.5
SSW
6
0.5
ESE
4
0.4
ESE
4
0.2
ESE
4
0.1
S
13
0.1
S
13
0.1
S
13
0.1
S
13
0.1
S
16
0.1
S
16
0.1
S
16
0.1
S
16
0.1
S
16
Energy kJ
56
30
113
29
29
54
50
33
33
22
9
5
1
3
3
3
4
5
5
5
5
5
Swell 3
Height (m)
Direction
Period (s)
0.3
ESE
8
0.5
SE
8
0.4
SSW
6
0.1
S
13
0.1
S
13
0.1
SE
13
0.1
S
16
0.1
S
13
0.1
S
13
Energy kJ
13
32
14
4
4
7
5
3
4
Wind waves
Height (m)
Direction
Period (s)
0.9
SW
6
1.2
SW
6
0.6
SW
6
0.9
SW
7
1
SSW
7
1.1
SSW
7
1
SW
6
0.6
E
3
0.7
E
4
0.6
ESE
4
0.4
SSW
6
0.5
SSW
6
0.7
S
5
0.8
SSW
5
0.9
SSW
5
1
SSW
5
1.1
SSW
5
1.3
SSW
6
1.4
SSW
6
1.7
SSW
6
1.8
SSW
7
Energy kJ
54
109
25
63
91
107
79
7
14
12
15
18
22
25
38
49
66
107
140
218
297
Nearest Offshore or Glassy
Rating
(10 max)
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
Distance (km)
12
11
11
39
12
16
7
0
9
165
624
624
624
624
176
227
227
224
227
1112
187
187
21
223
Best forecast wave conditions in Rhode Island
Rating
(10 max)
2
2
2
1
1
1
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
4
4
4
1
1
4
4
5
4
4
5
4
4
2
4
4
4
4
4
3
3
3
3
4
Header Global
Rating
(10 max)
7
4
8
6
4
4
5
6
5
4
5
4
5
4
4
4
4
4
4
4
4
4
4
4
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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