Surf Forecast Surf Report
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Amatu location map

Amatu surf Forecast / Chiba / Japan

12 Day Weather and Surf, issued 8 pm Saturday 20 Apr 2024 JST
Forecast update in  hr  min  s Update imminent
Amatu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Amatu sea temperature is 18.4°C (Statistics for 20 Apr 1981-2005 - mean: 18.5 °C max: 20.9 °C min: 16.3 °C)
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  • 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>
Amatu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Amatu sea temperature is 18.4°C (Statistics for 20 Apr 1981-2005 - mean: 18.5 °C max: 20.9 °C min: 16.3 °C)


Best Forecast Surf Conditions for Amatu this week:

The surf forecast for Amatu over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Apr 21) at 6AM. The primary swell is predicted to be 0.6m and 11s period with a secondary swell of 0.6m and 6s. Another secondary swell of 0.4m and 4s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Amatu in the next 12 days are 2.4m 8s and forecast to arrive on Wednesday (Apr 24) at 9PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 5s period and expected on Monday (Apr 22) at 9AM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+) 6AM (Sun 21st Apr)2ft (0.6m) 11s
Best Surf 9PM (Wed 24th Apr)8ft (2.4m) 8s
Most Powerful 9PM (Wed 24th Apr)8ft (2.4m) 8s

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

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Quick surf report for Amatu:

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Updates in  hr  min  s Update imminent
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
01
Thu
02
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
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
Swell
Height Map
Wave Height (m) & direction (?)
0.6
ENE
0.6
NE
0.6
ENE
0.5
NE
0.3
SE
1.4
ENE
1.2
E
1.1
E
1.2
E
1.3
E
1.6
ESE
2.4
ESE
1.9
ESE
1.3
ESE
1.2
ESE
0.8
ESE
0.8
ESE
0.9
E
1
E
0.8
ESE
0.9
ESE
0.8
ESE
1.1
SE
1.5
SE
1.4
ESE
1.1
ESE
1.1
ESE
1
E
1
E
1.2
S
1
S
1.4
ENE
1.2
ENE
0.6
NE
0.4
ESE
0.9
ESE
Period(s) (?)101111101466666678888888885888888877789105
Wave
Graph
(?)Metric surfscale
Energy (?)6994755032110927594128176545464212163799211114094993712930423614214914413413196186161613539
Wind
(km/h)
20
ESE
10
NE
5
SSE
15
ENE
25
ENE
30
NE
20
NE
20
ENE
20
ENE
20
ENE
25
ESE
25
E
20
NNW
10
ENE
15
ESE
5
N
20
ESE
20
ESE
15
ESE
20
E
25
ENE
20
NNE
25
NE
25
ENE
5
NNE
5
NE
10
SW
5
W
15
NE
10
ESE
5
SE
10
SE
15
SSE
15
S
15
SSW
15
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
off
glasscrosscrosscross-
off
cross-
off
cross-
off
crosscrosscross-
on
cross-
on
offcrosscross-
on
cross-
off
cross-
on
cross-
on
cross-
on
cross-
on
crosscross-
off
cross-
off
crosscross-
off
glasscross-
on
cross-
off
cross-
off
cross-
on
glassononcross-
on
cross-
on
cross-
on
High Tide
/ height (m)
3:14AM
1.23
3:29PM
1.22
3:32AM
1.27
4:07PM
1.27
3:51AM
1.31
4:43PM
1.30
4:11AM
1.34
5:19PM
1.30
4:32AM
1.35
5:57PM
1.29
4:56AM
1.35
6:38PM
1.26
5:22AM
1.34
7:25PM
1.21
5:49AM
1.32
8:21PM
1.16
6:19AM
1.28
9:30PM
1.12
6:55AM
1.23
10:55PM
1.11
7:46AM
1.16
12:15AM
1.13
9:28AM
1.08
Low Tide
/ height (m)
9:26AM
0.41
9:29PM
0.40
9:51AM
0.28
9:59PM
0.44
10:17AM
0.16
10:28PM
0.49
10:44AM
0.06
10:57PM
0.55
11:13AM
-0.01
11:26PM
0.62
11:45AM
-0.04
11:56PM
0.70
12:20PM
-0.04
12:28AM
0.78
1:00PM
-0.01
1:04AM
0.86
1:47PM
0.05
1:48AM
0.94
2:46PM
0.14
3:02AM
0.99
4:01PM
0.22
5:05AM
0.96
5:26PM
0.29
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
01
Thu
02
Sunrise-4:58--4:58--4:56--4:56--4:54--4:52--4:52--4:50--4:50--4:48--4:48--4:47-
Sunset--6:15--6:16--6:17--6:19--6:19--6:20--6:21--6:22--6:22--6:23--6:23--6:24
part cloudpart cloudcloudheavy rainmod rainlight raincloudcloudcloudlight rainmod rainmod rainpart cloudpart cloudclearpart cloudpart cloudcloudcloudlight rainlight rainclearpart cloudclearpart cloudpart cloudcloudpart cloudpart cloudclearclearclearclearpart cloudcloudcloud
Rain (mm)
---1761---369-------21---------------
Temp. °C172018161616151716161517151919171817171616161919161918172020182020182020
Feels °C (?)152118171212121312131117111717171615161311111615151917161819181818171819

Short Range Forecast: Heavy rain (total 24mm), heaviest during Sun night. Warm (max 20°C on Sun morning, min 15°C on Sun night). Winds increasing (calm on Sun morning, fresh winds from the NE by Mon afternoon).

Days 3-6 Weather Summary Moderate rain (total 18mm), heaviest on Wed afternoon. Very mild (max 19°C on Thu morning, min 14°C on Wed morning). Wind will be generally light.

Days 6-9 Weather Summary Light rain (total 3mm), mostly falling on Sat morning. Very mild (max 19°C on Sun morning, min 14°C on Sat night). Wind will be generally light.

Long Range Forecast: Mostly dry. Warm (max 20°C on Tue morning, min 17°C on Mon 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 Amatu 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 Amatu Surf forecast

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

Amatu is 9 km (6 miles) from Kawaguchi. If you plan a holiday in Chiba, look for hotels and other accommodation in Kawaguchi. Kawaguchi has rooms for a wide range of budgets as well as car hire and transport links.

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