Surf Forecast Surf Report
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Rock Island location map

Rock Island surf Forecast / Kanagawa / Japan

48hr Weather and Surf, issued 8 am Friday 29 Mar 2024 JST
Forecast update in  hr  min  s Update imminent
Rock Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rock Island sea temperature is 14.1°C (Statistics for 29 Mar 1981-2005 - mean: 17.1 °C max: 18.5 °C min: 15.6 °C)
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
<span class="translation_missing" title="translation missing: en.leaflet.map_placeholder_alt">Map Placeholder Alt</span>
Rock Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rock Island sea temperature is 14.1°C (Statistics for 29 Mar 1981-2005 - mean: 17.1 °C max: 18.5 °C min: 15.6 °C)


How big are the waves at Rock Island today?

The current surf forecast for Rock Island at 11AM is: 4.0m 10s primary swell from a South direction (forecast issued at 08:00am March 29). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (29 Mar)13ft (4.0m)9s
Afternoon (29 Mar)13ft (4.0m)11s
Evening (29 Mar)7ft (2.2m)10s

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

Updates in  hr  min  s Update imminent
Friday
29
Saturday
30
Sunday
31
Monday
01
Tuesday
02
Wednesday
03
Thursday
04
Friday
05
6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM
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
Swell
Height Map
Wave Height (m) & direction (?)
3.5
S
4
S
4
S
4
S
3.5
S
2.2
S
2
SSW
1.6
S
1.9
S
1.3
S
1.4
SW
1.4
SW
1.1
SSW
1.7
SSW
1.6
SSW
1.3
SSW
1.2
SSW
1.4
SW
0.8
SSW
1.5
SSW
1.4
SSW
1.3
SW
0.6
SSW
0.4
SE
0.4
SSW
0.3
SSW
0.3
SE
0.3
SE
0.3
SE
0.4
SSW
0.3
SE
0.2
SSE
0.2
SSE
0.2
SSE
0.2
SSE
0.3
SE
0.5
S
0.5
SSE
0.2
SSE
0.2
SSE
0.3
SE
0.4
SSE
0.2
SSE
0.2
SSE
0.5
S
0.6
SSE
0.9
SSE
0.9
SSE
1
SSE
0.8
SSE
0.7
SSW
1.2
SE
0.5
SSW
1.2
ESE
0.4
SE
0.3
ESE
0.4
SSE
0.4
SE
0.8
SE
0.8
SE
Period(s) (?)8910111010109998886667776666765101088121212111111341111114874678888888886666
Wave
Graph
(?)Metric surfscale
Energy (?)15992878356036662295957718440588288268226142232179136129178531291451082412106141411232214131312195711121966510266410212284732014017524131684546
Wind
(km/h)
60
S
75
S
55
SW
20
SW
25
SW
15
W
20
WSW
40
SW
40
SW
15
WNW
10
ENE
10
SSE
20
S
40
SW
35
SW
30
SW
30
SW
20
SW
20
SSW
35
SW
30
WSW
30
N
30
NNE
25
NE
20
NE
15
ENE
10
SE
25
SE
15
ENE
20
NE
35
NNE
20
NE
15
NE
10
ENE
15
S
20
S
25
SSE
20
SSE
15
SSE
10
WSW
5
WSW
15
SW
10
NNW
25
NNE
25
N
25
N
15
N
5
N
5
NNE
20
NNE
25
NNE
30
NNE
15
ESE
20
E
10
ESE
10
E
10
E
10
ESE
15
S
20
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
ononcross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crosscross-
off
cross-
on
ononononcross-
on
cross-
on
ononcross-
on
cross-
off
offoffcross-
off
cross-
off
cross-
on
cross-
on
cross-
off
offoffoffcross-
off
cross-
off
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
oncross-
off
offoffoffoffglassoffoffoffoffcrosscross-
off
cross-
off
cross-
off
cross-
off
crossoncross-
on
High Tide
/ height (m)
6:44AM
1.34
8:13PM
1.27
7:08AM
1.33
9:09PM
1.18
7:34AM
1.31
10:22PM
1.10
8:04AM
1.26
12:08AM
1.07
8:44AM
1.19
1:58AM
1.11
9:57AM
1.11
2:52AM
1.16
12:11PM
1.07
3:23AM
1.20
1:55PM
1.12
Low Tide
/ height (m)
1:28PM
0.09
1:33AM
0.71
2:10PM
0.09
2:03AM
0.83
2:58PM
0.13
2:38AM
0.93
3:58PM
0.19
3:33AM
1.01
5:13PM
0.24
5:54AM
1.04
6:38PM
0.27
8:01AM
0.96
7:54PM
0.26
8:54AM
0.82
Friday
29
Saturday
30
Sunday
31
Monday
01
Tuesday
02
Wednesday
03
Thursday
04
Friday
05
Sunrise5:31-------5:31-------5:28-------5:28-------5:26-------5:24-------5:24-------5:22---
Sunset----6:00-------6:00-------6:01-------6:02-------6:04-------6:04-------6:05-------
light rainheavy rainrain showersrain showersclearclearclearclearclearclearclearclearclearpart cloudclearclearclearclearclearcloudcloudcloudpart cloudclearclearpart cloudclearclearclearclearclearclearclearclearclearclearcloudcloudcloudcloudcloudcloudlight rainlight rainlight raincloudpart cloudclearclearclearpart cloudcloudpart cloudclearclearclearclearpart cloudpart cloudpart cloud
Rain (mm)
51551--------------------------------------341---------------
Temp. °C151618181917161717161820191817171819202120161413131314151615121010101214131415141414121212131314141618201814131313131515
Feels °C (?)4391515151388131517151010111114161414108891012101310345579791212131111778101312111112149101010101111

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