Big Buoy

Relatively Salty

About this app

BUOY DATA
Live readings from 800+ NOAA NDBC stations: wave height, wave period, water temperature, wind speed and direction, atmospheric pressure, and air temperature. Updated hourly.

TIDES & CURRENTS
Tide predictions and current forecasts for any location. Tap anywhere on the map to get a full tide chart with high/low times and heights.

WAVE & WIND FORECASTS
Multi-day wave and wind forecasts powered by top meteorological models including GFS, ICON, and more. Choose your model or let the app pick the best one for your location.

SOLUNAR
Major and minor solunar periods, moon phase, and fish activity ratings to help you pick the best time to be on the water.

WEATHER
Hourly and daily weather forecasts including temperature, precipitation, UV index, and visibility.

SAVED SPOTS
Save your favorite fishing spots, launch ramps, and anchorages. Get a 7-day forecast summary for each one and set custom alerts for ideal conditions.

ALERTS
Get notified when your saved spots hit the conditions you're looking for — specific wind directions, wave heights, swell periods, tide states, moon phases, and more.

MAP
Interactive map with buoy markers, wind overlays, and tide station markers. Tap any buoy for live data. Tap anywhere for a full location forecast.

Whether you're planning an offshore trip, checking conditions before a surf session, or just trying to stay safe on the water — BigBuoy has the data you need.

What’s new

• Solunar times now show in your spot's local time zone and line up with the tide chart
• Moonrise, moonset, and major/minor feeding periods are now accurate to within ~1 minute (previously drifted up to 15)
• Bug fixes for half-hour time zones and dates after a daylight-saving change