20 April 2026: Tsunami Alert Issued for NE Japan

A magnitude-7.4 earthquake off the coast of Sanriku has triggered a tsunami warning. latest updates

Japs Cove surfForecast / CAL – LA County / USA

information circle48hr Weather and Surf, issued 10 pm Sunday 19 Apr 2026 PDT
Forecast update in hr  min  s Forecast update imminent
Japs Cove surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Japs Cove sea temperature is
17.8° C
(Which is 3.1°C warmer than normal for this time of year)

How big are the waves at Japs Cove today?

The current surf forecast for Japs Cove at 4AM is: 0.4m 13s primary swell from a South-southwest direction and 0.2m 14s secondary swell from a West-southwest direction, 0.3m 4s secondary swell from a West direction (forecast issued at 10:00pm April 19). The wind direction is predicted to be cross-shore.

Time (PDT) & DateWave HeightWave Period
Morning (20 Apr)1.5ft (0.4m)13s
Afternoon (20 Apr)1.5ft (0.4m)13s
Evening (20 Apr)1.5ft (0.4m)13s

Table - waves today at Japs Cove. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent
Sun
19
Monday
20
Tuesday
21
Wednesday
22
8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM
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 (?)
0.4
SSW
0.4
SSW
0.4
SSW
0.4
SSW
0.4
SSW
0.4
SSW
0.4
SSW
0.4
SSW
0.4
SSW
0.3
SW
0.3
SSW
0.3
SSW
0.3
SSW
0.4
SSW
0.4
SSW
0.3
S
0.3
S
0.3
S
0.3
S
1
W
0.4
S
0.5
S
0.5
S
0.5
S
Period(s) (?)13131313131313131314121212121219191919618181818
Wave
Graph
(?)Metric surfscale
Energy kJ (?)6958575756566855543229293050506666666359107152152150
Wind
(km/h)
15
W
10
W
15
W
5
WNW
5
WSW
10
SW
20
WSW
20
W
15
WSW
15
W
10
WSW
5
SW
5
S
15
S
25
SSW
25
W
25
W
25
WNW
25
WNW
25
WNW
20
WNW
20
W
20
W
20
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
crossglassglassoncross-
on
cross-
on
cross-
on
crosscross-
on
glasscross-
on
cross-
on
oncrosscrosscrosscrosscrosscrosscrosscross-
on
cross
High Tide
/ height (m)
11:02PM
2.38
1:11PM
1.45
11:50PM
2.28
2:46PM
1.40
12:49AM
2.14
4:34PM
1.45
Low Tide
/ height (m)
6:30AM
0.13
5:17PM
1.14
7:37AM
0.22
6:08PM
1.27
8:54AM
0.30
Sun
19
Monday
20
Tuesday
21
Wednesday
22
Sunrise----6:16-------6:15-------6:13---
Sunset-------7:27-------7:28-------7:29
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
cloud
rain showers
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
Rain (mm)
---------------1--------
Temp. °C171615151516171717161616161717171616151414151616
Feels °C (?)15151315151514131413151615141313121211910111211
  • 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

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 Japs Cove 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.


Nearest locationNearest
Nearest locationNearest
Nearest locationNearest