Harper – AI-powered surf forecast platform built by surfers

Summary: Harper combines real-time marine data with local surf knowledge to provide clear, reliable 10+ day forecasts and daily AI-generated surf reports. It delivers spot-specific insights and weekly digests to improve surf session planning.

What it does

Harper aggregates diverse data into a consistent platform, incorporating how each surf spot reacts to swell angles, tides, and winds to generate detailed forecasts and reports.

Who it's for

Surfers seeking accurate, spot-specific surf forecasts and planning tools tailored to local conditions.

Why it matters

It simplifies surf planning by replacing cluttered, generic forecasts with clear, actionable information based on local expertise.