future prediction based on evidence
future plan
future arrangements
timetable
future prediction we are sure
future prediction we don't feel sure about
I'm going to hang out with my friends at the weekend.
Look! The sky is grey! It's going to rain!
They are getting married on 21 January.
The 3D printer will produce the food.
The cooking show starts at 7 o'clock in the evening.
People may eat artificial fish grown in a lab.