What should you do if you need to leave the frequency for a few minutes to update weather?

When you need to leave the frequency for a few minutes to update weather, the appropriate action is to advise the controller and seek permission. This is essential for maintaining communication and ensuring safety in the airspace. By informing the controller, you allow them to manage traffic and know your status, which helps prevent potential conflicts with other aircraft. Controllers are trained to handle requests like these and can grant you a temporary departure from the frequency while ensuring that the airspace remains orderly.

Simply changing to a different frequency without notification could lead to misunderstandings or missed instructions. Leaving without notifying anyone could disrupt the flow of communication and compromise safety, especially in busy airspace. Asking another pilot for assistance does not replace the need to inform air traffic control, as they are responsible for providing the appropriate guidance and traffic advisories. Hence, confirming with your controller is the safest and most compliant course of action.