At least one square within that area must be within the given range of this Force Power. You create a Force Storm that covers a 4x4 square area. The Force Storm lasts until the end of your next turn.

The Force Storm also imposes a -5 penalty on Perception checks to Listen, as the Force Storm howls loudly. All squares within the Force Storm are filled with driving Acid rain that provides Concealment, and deals 2d6 points of Acid damage to any creature that enters the Force Storm, or begins its turn within the area. You create a Force Storm that covers a 3x3 square area. Make a Use the Force check. The result of the check determines the effect, if any: Targets: One designated area within 12 squares of you, and within your line of sight. You can create a storm that draws upon The Dark Side of The Force, focusing its malicious intent on a certain area.

Reference Book: Star Wars Saga Edition Jedi Academy Training Manual You may be looking for the Force Unleashed Campaign Guide Force Power of the same name, Force Storm. This article details the Force Storm Force Power found in the Jedi Academy Training Manual.

Star wars saga force powers