About the experience

Weather context, brought to life.

City Weather combines open forecast and air quality data with an original adaptive animation system designed to make changing conditions feel calm, dimensional, and immediate.

City and location search

Place suggestions come from the Open-Meteo Geocoding API. You can also grant optional browser location permission to request a forecast for your coordinates.

Weather & air quality

Conditions, pressure, visibility, UV, and forecasts come from Open-Meteo. Current US AQI readings come from its Air Quality API.

Adaptive atmosphere

Original Canvas particles render rain, snow, fog, stars, and wind. Particle density adapts to the device, pauses in hidden tabs, and respects reduced-motion preferences.

Hour-by-hour detail

The next 24 hours show local temperatures, conditions, and precipitation chances alongside the existing seven-day outlook.

Displayed units

Choose Celsius or Fahrenheit at any time. Wind and visibility automatically switch to matching metric or imperial units.

Favorite places

Save up to five locations for quick access. Favorite locations and your preferred unit remain only in this browser.

Your privacy

No account is required. Location permission is optional, coordinates are used only to request a forecast, and preferences stay on your device.

About weather codes, sound, and AQI

Condition names, icons, and atmospheres are derived from Open-Meteo’s WMO weather interpretation codes. Optional thunder is synthesized locally after you enable it and does not use an audio file. US AQI values are grouped from Good through Hazardous; lower values indicate cleaner air.

Open-Meteo attribution
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