The auxiliary verb will is used in making predictions or simple statements of fact about the future.
examples:
1-The sun will rise at 6.30 tomorrow. 2-Lunch break today will be 10 minutes longer than usual. 3-In the
year 2050 all students will have their own computers in school. 4-If you help me, I will help you. 5-Do you
think she will come soon?