Snow-ForecastSnow-ForecastMountain-ForecastMountain-ForecastTide-ForecastTide-ForecastWeather-ForecastWeather-Forecast
Search by country, region, or break
Search by country, region, or break

Quick Links

Surf Forecasts:

Nagahama surfForecast / Kanagawa / Japan

information circle48hr Weather and Surf, issued 8 am Friday 23 Jan 2026 JST
Forecast update in hr  min  s Forecast update imminent
Nagahama surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Nagahama sea temperature is
15.6° C
 (Which is 1.5°C colder than average for this time of year)

How big are the waves at Nagahama today?

The current surf forecast for Nagahama at 2PM is: 0.1m 10s primary swell from a Southeast direction and 0.1m 8s secondary swell from a Southwest direction, 0.2m 4s secondary swell from a South-southwest direction (forecast issued at 08:00am January 23). The wind direction is predicted to be glassy.

Time (JST) & DateWave HeightWave Period
Morning (23 Jan)0.5ft (0.2m)8s
Afternoon (23 Jan)0.5ft (0.1m)10s
Evening (23 Jan)2ft (0.6m)5s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Friday
23
Saturday
24
Sunday
25
Mon
26
6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.3
SW
0.2
SSW
0.2
SSW
0.1
SE
0.2
SSW
0.6
SW
0.5
WSW
1
SW
0.4
SSW
0.8
SW
1.3
SW
1.8
SW
1.6
SW
1.3
SW
1.9
WSW
1.7
WSW
0.6
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SSW
0.3
SW
0.2
SSW
0.1
SW
Period(s) (?)88810855856666669101010109959
Wave
Graph
(?)Metric surfscale
Energy kJ (?)966471914116114311124019613428845074242527341333
Wind
(km/h)
10
NNE
10
NNE
5
WNW
10
S
10
SSE
10
NNE
5
WNW
15
W
15
W
30
WSW
55
WSW
65
WSW
60
WSW
45
W
25
W
20
N
30
N
30
N
5
NW
5
SSE
20
NNE
25
NNE
25
NNE
30
N
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		glasscross-
on		cross-
on		cross-
off		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		oncross-
on		cross-
on		cross-
on		cross-
off		cross-
off		cross-
off		cross-
off		crosscross-
off		offcross-
off		cross-
off
High Tide
/ height (m)
7:52AM
1.35
7:34PM
1.29
8:19AM
1.32
8:25PM
1.18
8:46AM
1.29
9:30PM
1.06
Low Tide
/ height (m)
1:45PM
0.55
1:53AM
0.35
2:29PM
0.51
2:25AM
0.51
3:22PM
0.49
2:56AM
0.68
Friday
23
Saturday
24
Sunday
25
Mon
26
Sunrise-6:46-------6:46-------6:45------
Sunset---4:59-------5:00-------5:00----
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C445677665679876544566533
Feels °C (?)-1-1223321-1-2-6-6-6-4-2-1-5-512-2-3-6-6
  • 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

Latest Updates

Save Up to 20% on SIXT Rental Cars Worldwide – Exclusive Surf-Forecast Deal
travel
Surf Forecast

Save Up to 20% on SIXT Rental Cars Worldwide – Exclusive Surf-Forecast Deal

Surf road trips just got even better. Surf-Forecast users can now save up to 20% on SIXT rental cars worldwide during the promotional period until March 31, 2026. Whether you’re planning a legendary California road trip, chasing waves along Europe’s coasts, or exploring remote surf destinations, this exclusive SIXT offer helps you travel smarter and cheaper. And if you want some inspiration on where to go, check out our article Five Iconic Surf Road Trips. Click and get your SIXT discount

The World’s Most Inconsistent Waves
Ben Mondy

The World’s Most Inconsistent Waves

Huntington, Dribbleton, Virginia, Holland and the Superbank! We recently had a look at the world’s most consistent waves. This was based on the combination of swells and wind directed at 7,000 surf spots, as compiled from our data since 2006. Those stats, represented in easy-to-read graphics, are located under each wave’s spot guides, with historical swell and wind breakdowns available by month, season, and year. There is also an offshore filter, which shows how often the swells come with clean

Read more

Read more

Discover more articles and updates in the Greenroom.

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 Nagahama 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.

View detailed surf forecast for Nagahama at:
surf-forecast.com

Nearest locationNearest
Nearest locationNearest
Nearest locationNearest