Longnook Beach surfForecast / Massachusetts / USA

information circle12 Day Weather and Surf, issued 7 am Friday 04 Jul 2025 EDT
Forecast update in hr  min  s Forecast update imminent
Longnook Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Longnook Beach sea temperature is
17.5° C
(Which is normal for this time of year)


Best Forecast Surf Conditions for Longnook Beach this week:

The most powerful waves expected at Longnook Beach in the next 12 days are 1.4m 6s and forecast to arrive on Friday (Jul 11) at 2AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 5s period and expected on Sunday (Jul 06) at 2PM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 2AM (Fri 11th Jul)4.5ft (1.4m) 6s

Table - best surf conditions forecast for Longnook Beach over the next 12 days.

Updates in  hr  min  s Forecast update imminent
Friday
04
Saturday
05
Sunday
06
Monday
07
Tuesday
08
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.8
NNW
0.4
NNW
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.7
E
0.6
ENE
0.4
SE
0.2
E
0.8
SE
1.4
SE
0.8
ESE
0.5
ESE
0.3
SE
0.3
ENE
0.3
ENE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
ESE
0.3
ENE
0.3
ENE
0.2
ESE
0.2
ESE
0.2
ESE
0.2
E
Period(s) (?)4417816161515151414131313124468466510661010109779996
Wave
Graph
(?)Metric surfscale
Energy (?)3611257253531212525282828232132211613281555021389121211111717181110106
Wind
(km/h)
25
NW
15
S
15
WNW
15
W
20
SSW
25
SW
30
SW
40
SW
35
SW
25
SW
35
SSW
25
SW
15
W
10
NNE
10
S
15
E
20
ESE
20
E
25
E
25
E
25
ESE
15
SE
10
NNW
0
NW
10
SSE
25
SE
15
S
5
SW
15
WSW
10
WSW
15
NNW
5
NW
5
WSW
15
NE
25
E
30
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
off
cross-
off
cross-
off
cross-
off
offoffoffoffoffoffoffcross-
off
cross-
on
cross-
off
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crosscrosscross-
on
glasscross-
off
cross-
off
cross-
off
offoffoffcrosscrosscross-
off
oncross-
on
cross-
on
High Tide
/ height (m)
7:35PM
2.25
8:08AM
1.99
8:24PM
2.26
9:02AM
1.97
9:13PM
2.29
9:55AM
1.98
10:01PM
2.33
10:43AM
2.01
10:46PM
2.39
11:29AM
2.05
11:30PM
2.44
12:11PM
2.10
12:12AM
2.50
12:53PM
2.16
12:54AM
2.55
1:33PM
2.22
1:36AM
2.58
2:14PM
2.29
2:19AM
2.58
2:56PM
2.36
3:05AM
2.56
3:40PM
2.43
3:54AM
2.51
Low Tide
/ height (m)
1:12PM
0.44
1:56AM
0.39
2:03PM
0.49
2:50AM
0.36
2:53PM
0.51
3:41AM
0.31
3:42PM
0.50
4:29AM
0.25
4:29PM
0.47
5:13AM
0.18
5:14PM
0.42
5:56AM
0.12
5:57PM
0.36
6:37AM
0.05
6:41PM
0.30
7:18AM
-0.01
7:24PM
0.25
7:59AM
-0.06
8:09PM
0.20
8:41AM
-0.08
8:56PM
0.15
9:25AM
-0.08
9:45PM
0.11
Friday
04
Saturday
05
Sunday
06
Monday
07
Tuesday
08
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Sunrise5:09--5:09--5:09--5:11--5:11--5:11--5:13--5:13--5:15--5:15--5:16--5:16--
Sunset-8:17--8:17--8:17--8:17--8:16--8:16--8:15--8:15--8:15--8:15--8:14--8:14-
clearclearclearpart cloudclearpart cloudpart cloudclearclearclearclearclearlight rainlight rainlight raincloudpart cloudcloudcloudcloudcloudlight rainlight rainpart cloudpart cloudclearpart cloudpart cloudthunderstorm thunderstorm cloudcloudpart cloudcloudcloudheavy rain
Rain (mm)
------------223------32-----52-----19
Temp. °C202123212523242523262724222222212019171717202018192324272827212321211818
Feels °C (?)151821192118201919242523242424242019151514212216202225303029212221221716

Short Range Forecast: Mostly dry. Warm (max 25°C on Sat afternoon, min 18°C on Fri morning). Winds increasing (calm on Sat afternoon, fresh winds from the SW by Sun afternoon).

Days 3-6 Weather Summary Light rain (total 7mm), mostly falling on Tue night. Warm (max 27°C on Mon afternoon, min 18°C on Wed night). Winds decreasing (fresh winds from the SSW on Mon afternoon, light winds from the SSW by Tue night).

Days 6-9 Weather Summary Light rain (total 5mm), mostly falling on Fri morning. Warm (max 24°C on Sat night, min 17°C on Thu morning). Wind will be generally light.

Long Range Forecast: Heavy rain (total 28mm), heaviest during Tue night. Warm (max 28°C on Sun afternoon, min 15°C on Tue night). Winds increasing (calm on Mon night, strong winds from the ENE by Tue night).

  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Longnook Beach Surf forecast

The above surf forecast table for Longnook Beach provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Longnook Beach can be found by selecting the local surf guide option on the grey menu. Our Longnook Beach surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Longnook Beach) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Longnook Beach may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Longnook Beach is 27 km (17 miles) from Brewster. If you plan a vacation in Massachusetts, look for hotels and other accommodation in Brewster. Brewster has rooms for a wide range of budgets as well as car hire and transport links.

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