- When the air is dry, cool, and pleasant, the barometer reading rises.
- In general, a rising barometer means improving weather.
- In general, a falling barometer means worsening weather.
- When atmospheric pressure drops suddenly, this usually indicates that a storm is on its way.
- When atmospheric pressure remains steady, there will likely be no immediate change in the weather.

Features:

-- The three most common units of measurement (mmHg, inHg, and hPa-mbar) can be chosen.
-- additional dials for temperature and humidity
-- only one permission is required (Location)
-- this app keeps the phone's screen on
-- altitude information and location data
-- additional weather info are available (temperature, cloudiness, visibility etc.)
-- pressure calibration button
-- optimized GPS utilization
-- text-to-speech feature