Forrest accumulated six points (3-5 FG, 0-1 FT), two rebounds, five assists and one steal in 20 minutes during Wednesday's 115-114 loss to the Hornets.
The Hawks officially converted Forrest to a standard NBA contract Thursday, making him available for Thursday's game versus the Nets.
The Hawks plan to convert Forrest from a two-way contract to a standard NBA contract, Shams Charania of The Athletic reports.
Forrest is ineligible to play in Friday's game against the Raptors, as he's already been active for the maximum 50 games at the NBA level that he's allotted this season as one of the Hawks' two-way players, Brad Rowland of the Locked On Podcast Network reports.
Forrest played the final four minutes of Tuesday's 128-105 loss to the Cavaliers and missed his only field-goal attempt.
Atlanta re-signed Forrest on a two-way deal Tuesday, Michael Scotto of USA Today reports.
Forrest is coming off the bench for Monday's contest against the Magic, Lauren L. Williams of The Atlanta Journal-Constitution reports.
Forrest will start Friday's game at Charlotte, Sam Perley of the Hornets' official site reports.
Forrest isn't in the starting five for Wednesday's matchup with the Magic, Lauren L. Williams of The Atlanta Journal-Constitution reports.
Forrest is starting Sunday against Chicago.