What is 18 hours from now is what time?

18 hours from now depends on the current time. To determine the exact time, you'll need to know what time it is right now.

Here's how to calculate it:

1. Figure out the current time.
2. Add 18 hours to that time.
3. If the resulting time is greater than 24:00 (midnight), subtract 24 hours to get the time in the next day.

For example, if it is currently 10:00 AM:

10:00 AM + 18 hours = 4:00 AM the next day.

Therefore, 18 hours from 10:00 AM is 4:00 AM the next day. This kind of time calculation is commonly used.