Premium ad-free surfcams, dawn surf reports, forecaster notes, long range surf forecasts... Get Swellnet PRO for $7.33 per month Premium ad-free surfcams, dawn surf reports, and more... Get Swellnet PRO for $7.33 per month

Check the 16-day forecast with Swellnet Pro for $8.95/month

Monbetsu Surf Forecast

Basic // Advanced
◀
6am Sun 22 Dec
1-2ft NNE 9kt NE
(Waist High)
1.0m @ 9.1s NNE (23°)
0.5m @ 4.6s NNE (19°)
12pm Sun 22 Dec
2ft NNE 12kt NNE
(Waist-Shoulder High)
1.2m @ 9.3s NNE (26°)
6pm Sun 22 Dec
2ft NNE 13kt NNW
(Waist-Shoulder High)
1.1m @ 9.7s NNE (23°)
6am Mon 23 Dec
3-5ft NNE 13kt N
(Well Overhead)
2.3m @ 7.7s NNE (30°)
12pm Mon 23 Dec
3-4ft NNE 17kt NW
(Overhead)
2.0m @ 8.7s NNE (25°)
6pm Mon 23 Dec
3ft NNE 19kt NW
(Head High)
1.9m @ 9.7s NNE (14°)
6am Tue 24 Dec
3-5ft NNE 19kt NW
(Well Overhead)
1.9m @ 10.1s NNE (22°)
1.0m @ 4.7s NW (319°)
12pm Tue 24 Dec
3ft NNE 19kt NW
(Head High)
1.6m @ 9.8s NNE (22°)
1.2m @ 5s NNW (329°)
6pm Tue 24 Dec
2-3ft NNE 19kt NW
(Shoulder-Head High)
1.4m @ 9.5s NNE (21°)
1.3m @ 5s NNW (329°)

This is premium content for Swellnet Pro subscribers WHY?

Become a subscriber and receive access to ad-free 16 day surf forecasts and charts, detailed surf forecaster notes, dawn surf reports and premium, ad-free surfcams and replays.

Get Swellnet Pro
Sun 6am
Sun 12pm
Sun 6pm
Mon 6am
Mon 12pm
Mon 6pm
Tue 6am
Tue 12pm
Tue 6pm
Wave Height & Swell Direction
Swell Train Data
Wind Speed & Direction
A
NE 9kt
A
NNE 12kt
A
NNW 13kt
A
N 13kt
A
NW 17kt
A
NW 19kt
A
NW 19kt
A
NW 19kt
A
NW 19kt
Tide Times & Weather
Snow showers -4°C // -2°C
Snow showers -3°C // -3°C
Snow showers -3°C // -2°C
▶

Surf Forecast Swell Train Analysis

Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Sun 22/12
12am
1-2ft
NE 7kt
1.0 m
9.2s 21 (NNE)
0.3 m
2.3s 73 (ENE)
6am
1-2ft
NE 9kt
1.0 m
9.1s 23 (NNE)
0.5 m
4.6s 19 (NNE)
12pm
2ft
NNE 12kt
1.2 m
9.3s 26 (NNE)
6pm
2ft
NNW 13kt
1.1 m
9.7s 23 (NNE)
+
Sun 22/12
2ft
NNE 12kt
1.2 m
9.3s 26 (NNE)
-
Mon 23/12
12am
3ft
NE 21kt
1.7 m
6.7s 40 (NE)
0.9 m
8.4s 23 (NNE)
6am
3-5ft
N 13kt
2.3 m
7.7s 30 (NNE)
12pm
3-4ft
NW 17kt
2.0 m
8.7s 25 (NNE)
6pm
3ft
NW 19kt
1.9 m
9.7s 14 (NNE)
+
Mon 23/12
3-4ft
NW 17kt
2.0 m
8.7s 25 (NNE)
-
Tue 24/12
12am
4ft
NW 18kt
1.7 m
10s 23 (NNE)
1.0 m
4.6s 319 (NW)
6am
3-5ft
NW 19kt
1.9 m
10.1s 22 (NNE)
1.0 m
4.7s 319 (NW)
12pm
3ft
NW 19kt
1.6 m
9.8s 22 (NNE)
1.2 m
5s 329 (NNW)
6pm
2-3ft
NW 19kt
1.4 m
9.5s 21 (NNE)
1.3 m
5s 329 (NNW)
+
Tue 24/12
3ft
NW 19kt
1.6 m
9.8s 22 (NNE)
1.2 m
5s 329 (NNW)
  • bulletin_datetime_utc => 2024-12-21 18:00:00
  • location_identifier => 276
  • timezone => Asia/Tokyo

Swellnet Pro Gift Swellnet Pro Gift