How to feed future data?

[adumont (Alexandre Dumont)]

Hi,
how can one feed future data into HA?
At 00:00 every day I can download a json file with the price of electricity for the 24 hours of today.
I’d like to show a graph of those, but I don’t know how to feed them into HA.
Thanks in advance.

[ghassan (Ghassan Christensen)]

This might work for you

How to build up a FUTURE graph?

Hi, I had the same need to display electricity prices for the next 24 hours on a graph, And got a good, simple idea to solve that. This is my approach: I get the data from a rest service and save these to an array I create a sensor to hold electricity price 24 hours from now I have an automation that runs each hour and updates the sensor with the price 24 hours later, from the already cached values in my price arrays. Then displaying the sensor on a normal history graph for 24 hours, will i…