dspalovic/OpenWeatherMapStation

Arduino based OpenWeatherMap.org weather station

OpenWeatherMapStation

Weather parametars

Parameter	Unit	Description
wind_dir	Degrees	Wind direction
wind_speed	m/s	Wind speed
wind_gust	m/s	Wind gust speed
temp	Celsius	Temperature
humidity	RH%	Relative humidity
pressure		Atmospheric pressure
rain_1h	mm	Rain in the last hour
rain_24h	mm	Rain in the last 24 hours
rain_today	mm	Rain since midnight
snow	mm	Snow in the last 24 hours
lum	W/m^2	Brightness
lat		Decimal degrees Latitude
long		Decimal degrees Longitude
alt	m	Altitude
radiation		Radiation
dewpoint	Celsius	Dew point
uv		UV index
name	String	Weather station name

Hardware

• Arduni Pro Mini (compatibile) 5V 16MHz
• DHT22 Temperature - Humidity sensor
• DS18B20 Temperature sensor
• BMP180 Pressure sensor
• ESP8266-01 wi-fi board

Library

• Adafruit DHT22
• Adafruit Unified Sensors
• DallasTemperature
• Adafruit BMP085

ToDo

• Add temperature sensor
• Add pressure sensor
• Add humidity sensor
• Add internet connection
• Add wind sensor
• Add rain sensor
• Cleanup README

Links

• http://tinkersphere.com/boards/722-pro-mini-5v-16mhz-arduino-compatible-atmega328p-breakout.html
• http://openweathermap.org/api
• https://learn.adafruit.com/dht/
• https://create.arduino.cc/projecthub/TheGadgetBoy/ds18b20-digital-temperature-sensor-and-arduino-9cc806
• https://www.sparkfun.com/products/12009
• https://learn.adafruit.com/bmp085/overview
• http://www.instructables.com/id/ESP8266-mini-Tutorial/?ALLSTEPS

other

curl -d 'temp=20&lat=49.11&long=24.11&alt=200' --user 'username:****' http://openweathermap.org/data/post

Simple calculation of Dewpoint Td = T - ((100 - RH)/5.)