Definition. The highest and lowest prices reached during the overnight session, i.e. between the close and the open of the regular session.
How it works
The overnight range shows how the market traded on thinner liquidity, including during the Asian and European sessions. At the regular session open, these levels are often important reference points.
Example
The regular session opens inside the overnight range, then tests its high in the first hour.
What to watch out for
Overnight levels form on thinner liquidity than regular-session levels. It's worth judging them together with the context from higher timeframes.
You'll find the full explanation with graphics, examples and exercises in the 🖥️ Order flow atlas space, and its use in the live market in the 🔴 Live Room. Both are available to Club members (in Polish).