1) Future Continuous Tense is used to point a time and it tells about an action that begins before the time of telling and continuing after it; as,
- They will be watching a TV serial.
2) Future Continuous Tense is used to tell about planned future events; as,
- We will be staying there till Monday.
3) Future Continuous Tense is used to tell about future events without intention; as,
- I will be meeting Sameer tomorrow.
Here, the speaker wishes to meet him and it only states that meeting will happen.