Writing
Blog
Release notes, internals deep-dives, and occasional notes on coastal meteorology.
Apr 28, 2026
Zeemist v0.4 — fog modeling, JSON output, and a faster cache
The biggest release yet: a new fog-density estimator, stable --json schema, and ~60% faster cold-start on warm cache. Plus a painful async-trait refactor that was worth it.
Mar 12, 2026
How Zeemist estimates coastal fog density
A look at the marine boundary layer model behind the fog score: dew-point spread, sea-surface temperature, and the role of coastal upwelling in afternoon fog formation.
Jan 4, 2026
Migrating from WeatherAPI to Open-Meteo Marine
Why I switched data providers for the wave/swell component, what broke in the process, and why the new source turns out to be more accurate for open-ocean swell than I expected.