The playground

Try any of 1462 endpoints — live.

Pick an endpoint, load a working example, tweak the params, and send — no signup to try. Results render the way the data deserves; raw JSON, headers & code are one tab away.

Playground demo key · api.reefapi.com

post/weather-intel/v1/marine1 credit

Marine / ocean-wave forecast (Open-Meteo Marine, free/keyless) for a coordinate: significant wave height, period and direction plus swell and wind-wave components — hourly out to several days, plus daily maxima and the current sea state. On land (no marine grid cell) values are honestly null (never fabricated).

Working example

Parameters

latrequired

lonrequired

unitsoptional

forecast_daysoptional

hourlyoptional

dailyoptional

currentoptional

request preview

curl -X POST https://api.reefapi.com/weather-intel/v1/marine \
  -H "x-api-key: $REEF_KEY" \
  -H "content-type: application/json" \
  -d '{"lat":"54.544","lon":"10.402","forecast_days":"2"}'

Hit Send to run this endpoint live.