
Whale Log
Surf forecast & log, KR & Bali
0 ratings
Free
About
Surf forecasts for 139 spots in Korea and Bali, plus a diary that remembers every session.
Whale Log is a surf forecast and logging app built for surfers who travel between Korea and Bali.
FORECASTS FOR 139 SPOTS
- 38 spots in Korea (Yangyang, Jeju, Busan, Gangneung, Goseong, Pohang and more)
- 101 spots in Bali (Uluwatu, Padang Padang, Canggu, Keramas, Nusa Dua and more)
- Data combined from Open-Meteo Marine, the Korea Meteorological Administration and the Korea Hydrographic and Oceanographic Agency
- Korean spots are calibrated against real buoy measurements for better accuracy
IS IT GOOD FOR *YOU*?
Set your surf level and board type, and every spot gets scored for how well it suits you - not just a generic swell number.
- Wave height, period, wind, and water temperature by the hour
- Wind direction arrows over a satellite map
- Alerts when a marine weather warning is issued for your favorite spots
A DIARY THAT FILLS ITSELF IN
- Log the spot, board, conditions and how the session felt
- Attach photos and clips from the day
- The wave chart for that exact session is saved with your entry automatically
- Look back on your month in calendar view
- Read public session logs from other surfers
BADGES
- First session, dawn patrol, 100 sessions and many more
- Some badges unlock by reading the surf guides
- Fill out the collection as you surf
SURF GUIDES
- Fundamentals for people starting out
- Safety, lineup etiquette, gear, and how to read a forecast
- Organized by category with progress tracking
GETTING STARTED
- Sign in with Apple, Kakao, Google, or email
- Available in English and Korean
SAFETY NOTICE
- Forecasts are for reference only. Always check conditions in person before paddling out.
- Data comes from third-party public sources and accuracy is not guaranteed.
- Do not enter the water when a marine weather warning is in effect.
CONTACT
- Email: whale.log.story@gmail.com
- Blog: https://whale-tail.tistory.com
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What's New in Whale Log
1.17.0
August 27, 2026
· Fixed sign-ins that dropped after a few days · Tap the ⓘ next to swell, period, wind and tide for a plain explanation · A one-time walkthrough shows where logging, filters and the calendar live · Get notified when someone likes or comments on your review · Cleaner 24-hour chart labels, clearer high/low tide times, and easier-to-read map and notices
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