How the world gets its weather
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The document discusses the Weather Channel's infrastructure for weather forecasting, detailing its high scalability, global coverage, and use of personal weather stations for data collection. It includes technical instructions for setting up a personal weather station using specific hardware components and coding examples for data transmission to Weather Underground. Additional resources and API registration information are provided for users to access and manage their weather data.
![#include "SparkFunBME280/SparkFunBME280.h"
//Global sensor object
BME280 mySensor;
float humidity = 999;
float tempF = 999;
float pascals = 999;
float inches = 999;
char SERVER[] = "rtupdate.wunderground.com";
char WEBPAGE [] = "GET /weatherstation/updateweatherstation.php?";
//Station Identification
char ID [] = "KCASANFR741"; //Your station ID here
char PASSWORD [] = "xxxxxxxx"; //your Weather Underground password here
TCPClient client;
void setup(){}
void loop(){}](https://image.slidesharecdn.com/stackworld-how-the-world-gets-its-weather-160531052432/85/How-the-world-gets-its-weather-20-320.jpg)
How the world gets its weather
- 1. HOW THE WORLD GETS ITS WEATHER
- 2. Developer Evangelist @ The Weather Channel and Weather Underground @RaaveYadav | ryadav88 on Github Ravi Yadav
- 4. 195,000 Personal Weather Stations 2.2 Billion forecast locations | 180 M Consumers /month
- 6. Uptime: 99.95% Latency ~ 25ms Global Coverage (US. East, US. West, EU, Asia) AutoScale to +20Billion requests per day Scalability Average 10’s of Billions requests per day Versioned artifacts and rollbacks Partial deployments Logging Faster code-to-prod: Less dependency b/w teams Your favorite tech/language here
- 7. ARCHITECTURE: STORAGE POLYGLOTARCHITECTURE: STORAGE POLYGLOT Real time data and caching - Historical Weather Data - Data Migration Gateway Data Analytics Archives Images Videos Analytics Informatica Drupal
- 8. PERSONAL WEATHER STATIONPERSONAL WEATHER STATION www.wunderground.com/weatherstation/whatispws.asp www.wunderground.com/weatherstation/buyingguide.asp
- 9. WHAT YOU NEEDWHAT YOU NEED 1. Particle Photon 2. BME 280 MultiSensor (temperature, pressure, humidity) 3. USB to Micro cable 4. Prototyping board 5. Wires
- 10. fritzing.org
- 12. DEVICE MODES -DEVICE MODES - PHOTONPHOTON Looking for Internet Listening Mode OTA Firmware Update
- 19. PARTICLE WEB IDEPARTICLE WEB IDE build.particle.io
- 20. #include "SparkFunBME280/SparkFunBME280.h" //Global sensor object BME280 mySensor; float humidity = 999; float tempF = 999; float pascals = 999; float inches = 999; char SERVER[] = "rtupdate.wunderground.com"; char WEBPAGE [] = "GET /weatherstation/updateweatherstation.php?"; //Station Identification char ID [] = "KCASANFR741"; //Your station ID here char PASSWORD [] = "xxxxxxxx"; //your Weather Underground password here TCPClient client; void setup(){} void loop(){}
- 21. void setup() { //***Driver settings********************************// mySensor.settings.commInterface = I2C_MODE; mySensor.settings.I2CAddress = 0x76; //***Operation settings*****************************// mySensor.settings.runMode = 3; //Normal mode mySensor.settings.tStandby = 0; mySensor.settings.filter = 4; //OverSample can be: 0, skipped - 1 through 5 mySensor.settings.tempOverSample = 5; mySensor.settings.pressOverSample = 5; mySensor.settings.humidOverSample = 5; Serial.begin(57600); Serial.print("Program Startedn"); delay(10); //Make sure sensor had enough time to turn on. //BME280 requires 2ms to start up. mySensor.begin(); //Calling .begin() causes the settings to be loaded }
- 22. void loop() { tempF = mySensor.readTempF(); humidity = mySensor.readFloatHumidity(); pascals = mySensor.readFloatPressure(); inches = pascals * 0.0002953; // Calc for converting Pa to inHg (Wunderground expects inHg) } Serial.println("connecting..."); if (client.connect(SERVER, 80)) { Serial.println("Connected"); client.print(WEBPAGE); client.print("ID="); client.print(ID); client.print("&PASSWORD="); client.print(PASSWORD); client.print("&dateutc=now"); //can use 'now' instead of time if sending in real time client.print("&tempf="); client.print(tempF); client.print("&humidity="); client.print(humidity); client.print("&baromin="); client.print(inches); //for sending multiple times per minute, specify frequency in seconds client.print("&softwaretype=Particle-Photon&action=updateraw&realtime=1&rtfreq=5"); client.println(); Serial.println("Upload complete"); delay(200); // Without the delay it is unreliable }else{ Serial.println(F("Connection failed")); return; }
- 26. api.wunderground.com/api/APIKey/conditions/q/pws:KCASANFR741.json Register for the API: api.wunderground.com/api To get data for your station: