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When a weather webhook is received, convert temperature from Celsius to Fahrenheit in Unit Converter, then send results to Slack

Incoming weather webhooks get their temperatures converted from Celsius to Fahrenheit and posted to Slack, giving your team readable readings the instant new data arrives.

WebhookWebhook Unit Converter by FlowMatticUnit Converter by FlowMattic SlackSlack
~5 min setup used by 2.0k sites

Free · import into FlowMattic in one click

How it works

Every step, explained

Import the template and this whole chain runs on autopilot — here's exactly what happens on each run.

Webhook → Unit Converter by FlowMattic → Slack
3 steps
Webhook
TRIGGER
Webhook · Capture Webhook Response
The workflow starts when data is sent to its unique webhook URL. Point any app, form or service at the URL and its payload flows into every step below.
Unit Converter by FlowMattic
ACTION
Unit Converter by FlowMattic · Temperature Conversion
Unit Converter by FlowMattic — convert between Celsius, Fahrenheit, and Kelvin. Data is mapped from earlier steps; connect your Unit Converter by FlowMattic account on import.
Slack
ACTION
Slack · Send Channel Message
Slack — post or Schedule a new message to a specific #channel. Data is mapped from earlier steps; connect your Slack account on import.
Why this workflow

Built to own, not to rent

No-code setup

Import the JSON, connect your accounts, and go live in minutes. Every step is pre-mapped — you only add your own credentials.

Runs on your server

Self-hosted on your WordPress install. No per-task fees, no data leaving your infrastructure, no monthly SaaS bill.

Fully customizable

Open it in the visual builder and reshape it — add branches, swap apps, insert filters. A starting point, not a cage.

Ready to automate your WordPress site?

Download this workflow free, or grab FlowMattic and own every automation on your site — no per-task fees, ever.