HeatSafe Lab
HeatSafe Lab / Ventilation Planner
Optional live data · Full manual fallback

Hourly Ventilation Planner

Load weather and air-quality forecasts from the Live Local Conditions page or enter values manually. Each hour is classified with transparent reasons, confidence and limitations.

Load Live Local ConditionsIndoor–Outdoor Comparator24-Hour Plan
FASTEST PATH

Load a city or device location automatically

Weather, wind, humidity, solar radiation, PM2.5 and AQI can be imported without an API key. The manual rows below remain available.

Open Live Local Conditions
HOME INPUTS

Indoor and ventilation conditions

°C
%
MANUAL HOUR

Add or correct an hourly row

°C
%
µg/m³
km/h

Home inputs and hourly rows are stored only in this browser.

HOURLY INPUTS

Forecast or observations

Add up to 72 hours manually or import live values.

0 hours
Date & timeOutdoorHumidityPM2.5WindSmokeSolarUS AQISource
Maintained by Faramarz Kowsari Author & Developer profile →