Coastguard Beach surfForecast / Massachusetts / USA

information circle48hr Weather and Surf, issued 12 am Saturday 21 Feb 2026 EST
Forecast update in hr  min  s Forecast update imminent
Coastguard Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Coastguard Beach sea temperature is
2.4° C
(Which is 1.6°C colder than average for this time of year)


How big are the waves at Coastguard Beach today?

The current surf forecast for Coastguard Beach at 9AM is: 1.3m 6s primary swell from a Northeast direction and 0.3m 7s secondary swell from a South-southeast direction, 0.1m 11s secondary swell from a East direction (forecast issued at 12:00am February 21). The wind direction is predicted to be cross-onshore.

Time (EST) & DateWave HeightWave Period
Morning (21 Feb)4.5ft (1.3m)6s
Afternoon (21 Feb)3.5ft (1.1m)6s
Evening (21 Feb)3.5ft (1.0m)7s

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

Updates in  hr  min  s Forecast update imminent
Saturday
21
Sunday
22
Monday
23
10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM
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
Swell
Height Map
Wave Height (m) & direction (?)
1
E
1.2
SE
1.3
ENE
1.2
ENE
1.3
NE
1
NNE
1.1
NE
1.1
NE
1
NE
0.8
NE
0.8
ENE
0.8
ENE
0.8
ENE
0.9
ENE
1.2
ENE
1.5
ENE
1.9
ENE
2.5
ENE
3
ENE
3
ENE
3
ENE
3
NE
0.6
S
2.3
SSE
Period(s) (?)66666667777777457891112121414
Wave
Graph
(?)Metric surfscale
Energy kJ (?)601091178710775100999354596161685412629882517002160273226351292031
Wind
(km/h)
30
NE
30
NE
20
N
20
N
30
NNE
20
N
20
N
20
N
15
NNE
10
NE
10
NE
20
ENE
25
E
25
E
30
ENE
40
E
55
E
65
ENE
80
ENE
80
NE
80
NE
80
NE
75
N
65
NNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
crosscrosscross-
on
crosscrosscrosscross-
on
cross-
on
cross-
on
cross-
on
onononononcross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crosscross-
off
High Tide
/ height (m)
1:32AM
2.96
1:56PM
2.81
2:17AM
2.96
2:47PM
2.70
3:07AM
2.94
3:43PM
2.58
Low Tide
/ height (m)
7:19PM
0.36
7:47AM
0.34
8:02PM
0.43
8:37AM
0.36
8:50PM
0.52
9:33AM
0.40
Saturday
21
Sunday
22
Monday
23
Sunrise---6:26-------6:26-------6:24----
Sunset------5:19-------5:21-------5:22-
light snow
light snow
cloud
cloud
cloud
cloud
part cloud
cloud
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
light snow
light snow
mod snow
mod snow
light snow
light snow
light snow
Rain (mm)
------------------------
Temp. °C221100-10001122221211011-1
Feels °C (?)-5-5-5-5-8-7-8-6-6-5-4-5-5-5-7-8-12-13-16-17-18-17-16-16
  • 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

Latest Updates

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 Coastguard Beach 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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