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Winthrop Jetty ratings
Quality on a good day: 2.3
Consistency of Surf: 2.0
Difficulty Level: 2.8
Wind and Kite Surfing: 1.2
Crowds: 2.4

Overall: 2.0

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Based on 26 votes. Vote


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Winthrop Jetty Surf Forecast / Massachusetts / USA

12 Day Weather and Surf, issued 1 pm Friday 07 May 2021 EDT
Forecast update in  hr  min  s Update imminent
Winthrop Jetty surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Winthrop Jetty sea temperature is 9.6 °C (Statistics for 07 May 1981-2005 - mean: 8.3 max: 9.6 min: 6.3 °C)
Icon breakBreak
Icon legend buoysLive Wave Height (m)
Icon legend windLive Wind Speed (km/h)
Winthrop Jetty surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Winthrop Jetty sea temperature is 9.6 °C (Statistics for 07 May 1981-2005 - mean: 8.3 max: 9.6 min: 6.3 °C)

Eyeball surf reportRecent Eyeball Surf Reports for Massachusetts

  1. weather stationWind Update Continuing clean conditions at Winthrop Jetty (calm at Winthrop 4 km from Winthrop Jetty).

    Winthrop Jetty
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Best Forecast Surf Conditions for Winthrop Jetty this week:

The surf forecast for Winthrop Jetty over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (May 09) at 2AM. The primary swell is predicted to be 1.0m and 7s period. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Winthrop Jetty in the next 12 days are 1.0m 8s and forecast to arrive on Sunday (May 09) at 5AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 3s period and expected on Wednesday (May 12) at 5AM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Sun 9th May)3.5ft (1.0m) 7s
Best Surf 2AM (Sun 9th May)3.5ft (1.0m) 7s
Most Powerful 5AM (Sun 9th May)3.5ft (1.0m) 8s

Table - best surf conditions forecast for Winthrop Jetty over the next 12 days.

Updates in  hr  min  s Update imminent
Rating
(10 max)
Swell
Height Map
Wave Height (m) & direction (?)
Period(s) (?)
Wave
Graph
(?)Metric surfscale
Energy (?)
Wind
(km/h)
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
High Tide
/ height (m)
Low Tide
/ height (m)
Summary
Rain (mm)
High °C
Low °C
Chill °C (?)
Sunrise
Sunset
Fri
07
Saturday
08
Sunday
09
Monday
10
Tuesday
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wed
19
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
000021000000000000000000000000000000
T new york.htsgw.metric.12.cc23
T new york.htsgw.metric.30.cc23
T new york.htsgw.metric.54.cc23
T new york.htsgw.metric.78.cc23
T new york.htsgw.metric.102.cc23
T new york.htsgw.metric.126.cc23
T new york.htsgw.metric.150.cc23
T new york.htsgw.metric.174.cc23
T new york.htsgw.metric.198.cc23
T new york.htsgw.metric.222.cc23
T new york.htsgw.metric.246.cc23
T new york.htsgw.metric.270.cc23
T new york.htsgw.metric.294.cc23
0.3
ENE
0.3
E
0.7
NE
0.7
NE
1
E
0.8
ENE
0.5
E
0.2
E
0.6
SE
0.2
ESE
0.2
ESE
0.2
ESE
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.2
ESE
0.3
ESE
0.3
ESE
0.3
ESE
0.3
ESE
0.3
E
0.2
E
0.4
SE
0.2
E
0.2
E
0.2
E
0.2
ESE
774578875810101313131313131312141414101088888848886
98192310087334187101143333333444291413111211565564
15
ESE
10
NE
20
NE
10
E
15
W
10
W
15
S
15
SSE
10
WNW
25
WNW
20
W
20
WNW
25
W
25
W
25
NW
15
NW
10
W
10
SW
15
S
10
WSW
15
E
30
NE
25
N
15
NNW
5
NNE
15
W
15
SW
20
W
20
NW
25
NW
15
NW
15
NW
10
WNW
10
W
10
N
10
NW
oncross-
on
cross-
on
onoffoffcrosscrossoffoffoffoffoffoffcross-
off
cross-
off
offcross-
off
crosscross-
off
oncross-
on
crosscross-
off
crossoffcross-
off
offcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offcrosscross-
off
9:41PM
2.83
10:04AM
2.79
10:24PM
2.89
10:49AM
2.79
11:02PM
2.94
11:30AM
2.78
11:38PM
2.98
12:09PM
2.76
12:14AM
3.00
12:47PM
2.73
12:50AM
3.00
1:25PM
2.69
1:27AM
2.98
2:04PM
2.64
2:05AM
2.94
2:45PM
2.59
2:46AM
2.90
3:28PM
2.54
3:30AM
2.85
4:14PM
2.52
4:19AM
2.82
5:04PM
2.53
5:11AM
2.80
3:21PM
0.27
3:47AM
0.27
4:06PM
0.27
4:33AM
0.19
4:47PM
0.28
5:14AM
0.13
5:25PM
0.30
5:53AM
0.09
6:02PM
0.33
6:31AM
0.07
6:39PM
0.36
7:09AM
0.07
7:17PM
0.40
7:48AM
0.10
7:56PM
0.45
8:29AM
0.14
8:37PM
0.50
9:11AM
0.19
9:21PM
0.55
9:57AM
0.23
10:09PM
0.57
10:46AM
0.26
11:01PM
0.57
11:38AM
0.25

Note: the tide data above is for Deer Island (south end), Boston Harbor, Massachusetts which is 1 km away. Surf properties and timing are calculated for Winthrop Jetty.New forecast is published every 6 hours at www.surf-forecast.com. See detailed tide info and graph
Offshore winds at Winthrop Jetty blow from the W

Fri
07
Saturday
08
Sunday
09
Monday
10
Tuesday
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wed
19
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
partially cloudy
partially cloudy
cloudy
cloudy
partially cloudy
clear
partially cloudy
heavy rain
rain showers
partially cloudy
partially cloudy
clear
partially cloudy
partially cloudy
clear
partially cloudy
clear
clear
partially cloudy
cloudy
light rain
heavy rain
heavy rain
light rain
partially cloudy
clear
rain showers
partially cloudy
clear
partially cloudy
cloudy
partially cloudy
partially cloudy
partially cloudy
partially cloudy
clear
some cloudssome cloudscloudycloudysome cloudsclearsome cloudsheavy rainrain shwrssome cloudssome cloudsclearsome cloudssome cloudsclearsome cloudsclearclearsome cloudscloudylight rainheavy rainheavy rainlight rainsome cloudsclearrain shwrssome cloudsclearsome cloudscloudysome cloudssome cloudssome cloudssome cloudsclear
-------111-----------220151--2---------
1298881417121414121113111318161719151210914201915211915201815171415
11888710168121477137817131318121010910161314191111191112171011
1075571417101313109119111815171914117513201914211913201814171315
--5:30--5:28--5:28--5:26--5:24--5:24--5:22--5:22--5:20--5:20--5:18--5:18
7:49--7:50--7:51--7:52--7:53--7:54--7:55--7:57--7:58--7:59--8:00--8:00--

Short Range Forecast: Moderate rain (total 12mm), heaviest on Sun night. Very mild (max 17°C on Sun afternoon, min 7°C on Sat night). Wind will be generally light.

Days 3-6 Weather Summary Mostly dry. Very mild (max 18°C on Wed afternoon, min 7°C on Mon night). Wind will be generally light.

Days 6-9 Weather Summary Heavy rain (total 40mm), heaviest during Fri afternoon. Warm (max 20°C on Sat afternoon, min 9°C on Fri night). Winds increasing (calm on Thu night, fresh winds from the NNE by Fri night).

Long Range Forecast: Mostly dry. Warm (max 21°C on Sun afternoon, min 10°C on Tue night). Wind will be generally light.

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 Winthrop Jetty 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.


Information about the Winthrop Jetty Surf forecast

The above surf forecast table for Winthrop Jetty provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Winthrop Jetty can be found by selecting the local surf guide option on the grey menu. Our Winthrop Jetty 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 (Winthrop Jetty) 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 Winthrop Jetty 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.

Winthrop Jetty is 4 km (2 miles) from Winthrop. If you plan a vacation in Massachusetts, look for hotels and other accommodation in Winthrop. Winthrop has rooms for a wide range of budgets as well as car hire and transport links.