Creating a Weather Forecasting Chatbot with Dialogflow

A chatbot is only as useful as the information it helps to serve. In this lab, you will learn how to make a chatbot that can look up the weather from a US Government forecasting API. This bot will be able to take any latitude and longitude coordinates inside the United States, parse them, and give a plain text response.

Learning Objectives

Upon completion of this lab, you will be able to:

• Integrate external sources of truth with Dialogflow
• Leverage Google Cloud Functions to call external APIs
• Expand Dialogflow to serve real-world data

Intended Audience

This lab is intended for:

• Machine learning engineers
• Anyone interested in bots

Prerequisites

You should possess:

• A basic understanding of Dialogflow Intents, Entities, and Responses is required
• A basic understanding of NodeJS is recommended
• A basic understanding of Google Cloud is helpful but not required

The following content is sufficient to fulfill these prerequisites:

• Building Chatbots with Google Dialogflow course
• Creating Your First Dialogflow Bot
• Using Node.js and the MEAN Stack

Prerequisites

Jul 10, 2025 - Updated instruction and screenshots to reflect current UI