What is a key responsibility of aircraft dispatchers during a flight?

Monitoring weather conditions and informing pilots is a key responsibility of aircraft dispatchers during a flight because dispatchers are tasked with ensuring safety and efficiency in operations. They analyze meteorological data and assess how current and forecasted weather will impact flight routes and safety. By providing timely updates and alerts regarding weather changes, dispatchers support pilots in making informed decisions about route adjustments or alternate airports, ultimately enhancing overall flight safety and operational efficiency.

In contrast, performing maintenance checks typically falls within the purview of maintenance personnel rather than dispatchers, as those checks require technical expertise and hands-on inspection of the aircraft. Scheduling crew rest periods is based on regulatory compliance and operational needs but does not directly correlate with the ongoing responsibilities during a flight. Managing passenger boarding procedures is primarily the role of ground crew and customer service staff, which occurs before the flight and outside the immediate operational context of in-flight activities.