If given a radar vector by ATC, what should you do if you believe it may lead to IFR conditions?

When you receive a radar vector from Air Traffic Control (ATC) and have concerns that it may lead to Instrument Flight Rules (IFR) conditions, requesting a revision is the appropriate action. This is because you, as the pilot, bear the responsibility for ensuring the safety of the flight, including maintaining visual flight rules (VFR) conditions.

If there is any doubt that following the radar vector will put you into conditions that exceed VFR requirements, it is crucial to communicate with ATC. By asking for a revision, you give ATC the opportunity to provide an alternative route or ensure that you remain in safe flying conditions. This engagement is also an acknowledgment of your situational awareness and proactive approach to safety.

Following the vector as instructed without questioning its safety could potentially lead to challenging flying conditions, which may hinder your ability to maintain VFR. Ignoring the vector altogether could result in a violation of ATC instructions and could endanger both your flight and others in the vicinity. Similarly, while notifying other pilots might seem considerate, it does not directly address the immediate concern of ensuring that your own flight remains in safe conditions according to your assessment.