OptoTutorial: Creating a Weather App with groov and Node-RED (Quick-Start)

File Size: 3087 KB
Version: 2.0
Updated: 03/10/2018

With this quick start OptoTutorial, you’ll create a fully-functioning weather app by using groov, Node-RED, and the Weather Underground API. You don’t even need to know groov—this tutorial walks you through the process, step-by-step.

The tutorial’s zip file contains code for a groov page, prebuilt with gadgets to display weather data. It also contains code for Node-RED flows that get, package, and send data from the Weather Underground (wunderground) API to groov.

For more tips, help, and code samples, visit the Opto 22 Developer’s portal at http://developer.opto22.com.

To complete the activity in this tutorial, you'll need:
• A groov Box (part GROOV-AR1-BASE) with internet access and running groov R3.4c or higher
• A groov API key
Node-RED and the groov Nodes package (which comes preinstalled on groov Boxes)
• A Weather Underground API key, free with registration on their website
• The files in this tutorial's download file

Details are provided in the Quick Start Guide (included in the download file).