Grand Blvd surfForecast / Long Island NY / USA

information circle48hr Weather and Surf, issued 1 am Monday 07 Jul 2025 EDT
Forecast update in hr  min  s Forecast update imminent
Grand Blvd surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Grand Blvd sea temperature is
22.2° C
(Which is 1.3°C warmer than normal for this time of year)


How big are the waves at Grand Blvd today?

The current surf forecast for Grand Blvd at 4AM is: 0.3m 8s primary swell from a Southeast direction and 0.1m 15s secondary swell from a Southeast direction, 0.5m 4s secondary swell from a South direction (forecast issued at 01:00am July 07). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (07 Jul)1ft (0.3m)8s
Afternoon (07 Jul)2.5ft (0.8m)4s
Evening (07 Jul)3.5ft (1.0m)5s

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

Updates in  hr  min  s Forecast update imminent
Monday
07
Tuesday
08
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM
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
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 (?)
0.9
S
0.6
S
0.3
SE
0.3
SE
0.3
SE
0.8
SSE
0.9
SSE
1
S
0.9
SSE
0.9
SSE
1
SSE
1
SSE
1
SSE
1
SSE
1.4
S
1.7
S
1.1
SSE
1.1
S
1.3
S
1
S
0.9
SSE
0.8
SSE
0.9
SSE
0.9
SSE
0.8
S
0.7
S
0.7
S
0.7
S
0.7
SSE
0.8
SSE
0.7
S
0.6
S
0.6
S
0.5
S
0.5
S
0.5
S
0.8
E
0.8
ESE
0.9
ESE
0.8
ESE
0.8
ESE
0.8
ESE
0.9
ESE
0.9
ESE
0.8
ESE
0.8
ESE
0.8
ESE
0.8
ESE
0.9
ESE
0.9
ESE
0.9
ESE
1.1
E
0.8
ESE
0.8
ESE
0.9
ESE
0.9
ESE
0.9
ESE
0.8
ESE
0.8
ESE
0.8
ESE
Period(s) (?)548884456778888777777777766677777777455555566666677778888888
Wave
Graph
(?)Metric surfscale
Energy (?)503029293344496575108127138151147417433135131282114937389857149674561657067604538504153586161546682797676667085922188084110107108878685
Wind
(km/h)
25
SSW
15
SSW
15
SSW
15
SSW
20
S
25
S
30
S
20
S
10
S
10
WSW
15
WSW
15
SW
15
SW
20
S
15
S
20
WNW
15
WSW
20
SW
20
W
5
WNW
5
S
15
S
20
S
10
SE
15
SSW
10
SSW
25
WSW
15
NW
25
NNE
20
NE
15
E
25
E
20
E
15
E
20
E
25
ENE
20
ENE
25
E
20
E
20
E
20
E
15
ENE
15
NE
15
ENE
10
E
15
ESE
20
SE
15
SE
20
ESE
10
SE
10
ESE
15
ESE
15
SE
20
SSE
20
S
20
S
20
S
25
SSW
20
SSW
15
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
oncross-
on
cross-
on
ononononononcross-
on
cross-
on
cross-
on
cross-
on
ononcross-
off
crosscross-
on
crosscross-
off
onononcross-
on
cross-
on
oncross-
on
cross-
off
cross-
off
cross-
off
crosscrosscrosscrosscross-
off
cross-
off
cross-
off
crosscrosscrosscrosscross-
off
cross-
off
cross-
off
crosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crosscrosscross-
on
onononononcross-
on
cross-
on
High Tide
/ height (m)
5:33AM
1.14
5:57PM
1.51
6:24AM
1.18
6:41PM
1.57
7:09AM
1.23
7:23PM
1.61
7:51AM
1.26
8:02PM
1.64
8:32AM
1.30
8:41PM
1.65
9:12AM
1.33
9:20PM
1.64
9:55AM
1.36
10:02PM
1.62
Low Tide
/ height (m)
11:38PM
0.22
11:30AM
0.23
12:25AM
0.16
12:17PM
0.21
1:11AM
0.11
1:03PM
0.19
1:56AM
0.06
1:50PM
0.16
2:39AM
0.02
2:34PM
0.14
3:19AM
-0.02
3:17PM
0.12
3:58AM
-0.04
4:00PM
0.12
4:36AM
-0.05
Monday
07
Tuesday
08
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Sunrise---5:30-------5:31-------5:31-------5:31-------5:33-------5:33-------5:33-------5:35
Sunset-------8:28-------8:27-------8:27-------8:27-------8:25-------8:25-------8:24----
clearclearclearclearpart cloudpart cloudpart cloudcloudcloudpart cloudclearclearcloudpart cloudpart cloudthunderstorm thunderstorm rain showerscloudpart cloudpart cloudclearcloudthunderstorm thunderstorm mod rainlight raincloudpart cloudpart cloudpart cloudclearpart cloudcloudcloudcloudcloudcloudpart cloudclearclearclearclearclearclearclearclearclearclearclearclearclearclearpart cloudpart cloudclearclearclearpart cloudcloud
Rain (mm)
---------------111-----15101---------------------------------
Temp. °C252524252526262524242525293030302724242425262627252222222022222120191918192020191918181820212120202019202121222222222222
Feels °C (?)252726272626262627272827303031302824242727272629262421231720211918181816171818171817171719201918182019192019202020202122
  • 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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