Apple 14 weather forecast cannot be displayed.

1. Check the network connection: First, make sure that your iPhone is connected to an available Wi-Fi or cellular mobile network, and the network speed is stable. You can try opening other applications, such as Safari or App Store, to make sure the network connection is normal.

2. Check the location service: Please make sure that the location service of the weather application is turned on in the settings of iPhone. You can find the weather application in Settings-Privacy-Location Service, and make sure that its location permission is always allowed or in the process of application use.

3. Quit and reopen the weather application: Sometimes closing and reopening the weather application can solve the problem. You can double-click the Home button on the iPhone home screen, find the weather application in the list of recently used applications, swipe up to close it, and then open it again.

4. Update the iPhone system: If your iPhone is running an old version of the iOS system, the weather application may not be displayed normally. Please try to update the iOS system to the latest version to solve the problem.

5. Contact Apple Customer Service: If the above methods fail to solve the problem, I suggest you contact Apple Customer Service for help.