Greenhill Surf Break

Lat Long: 41.36° N 71.61° W

Greenhill 48 hour detailed Surf Forecast

Issued: 7 pm 20 Jul 2026 (local time)

Forecast update in  hr  min

Today's Greenhill sea temperature is
19.8° C
1.3° 

Greenhill surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Greenhill today (21 Jul):

  • Afternoon surf: Afternoon surf (21 Jul, local time) - 2.5ft (0.7m), 7s period with S swell.
  • Evening surf: Evening surf (21 Jul, local time) - 2.5ft (0.7m), 7s period with S swell.

The current surf forecast for Greenhill at 12AM is: 0.7m 7s primary swell from a South direction and 0.1m 12s secondary swell from a South direction (forecast issued at 07:00pm July 20). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (21 Jul)--
Afternoon (21 Jul)2.5ft (0.7m)7s
Evening (21 Jul)2.5ft (0.7m)7s

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


Short Range Forecast

Moderate rain (total 15mm), heaviest on Tue night. Warm (max 26°C on Wed afternoon, min 16°C on Wed night). Mainly fresh winds.

Mon
20
Tuesday
21
Wednesday
22
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
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
S
7
0.7
S
7
0.7
S
7
0.6
S
7
0.6
S
7
0.8
S
7
0.5
S
7
0.9
SSE
5
1.4
SSE
5
1.6
S
6
2.2
S
7
2.5
SSW
7
2.2
SSW
7
2.2
SSW
8
2.2
SSW
8
2.3
SSW
9
1.9
SSW
9
2
S
8
2.2
S
9
Wave Graph
Metric surfscale
Energy kJ
52
49
48
36
36
60
24
37
94
177
440
726
500
555
662
772
547
548
792
Wind (km/h)
15
SSW
10
SSW
15
S
15
S
15
S
20
SSE
20
SSE
25
SSE
25
SSE
25
S
30
SSW
30
SSW
30
SSW
20
SW
25
SW
20
SW
25
SSW
15
WSW
20
NNW
Wind State
on
on
on
cross-on
on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
on
cross-on
cross-off
High Tide
1:42AM1.02m
2:21PM1.16m
2:33AM0.95m
3:15PM1.13m
Low Tide
7:46PM0.28m
7:50AM0.23m
8:43PM0.34m
8:38AM0.28m
9:41PM0.38m
clear
clear
clear
clear
clear
clear
cloud
cloud
light rain
mod rain
light rain
light rain
part cloud
cloud
thunderstorm
clear
clear
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:30
5:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:15
8:14
8:13
 mm
2
6
4
2
1
Temp °C
22
21
21
20
20
21
22
23
21
22
21
22
22
22
24
25
26
25
20
Feels °C
20
20
20
19
20
20
20
21
20
22
19
20
21
22
23
25
25
25
16
  • 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
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Greenhill surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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