- Font size is too small. I suppose 4x1 is ok since there isn't any more space but 4x2 should expand and increase font size to make it easier to read.
- It should display the next 24 hours only to make it easier to read. Scrolling may be added if possible for people who want multi-day forecast.
- If it is unable to retrieve data, it should continue to display the previous data. The error message could be displayed in the header next to the refresh button.