City of Ottawa issued the following announcement on Feb. 6.
The City of Ottawa Public Works staff continue to monitor current ice conditions which is forecast to improve. Cold temperatures are forecast to re-enter the Illinois Valley Thursday evening throughout the day Friday. We anticipate the ice skating rink to reopen on Saturday, February 9th at 7:00 a.m. A status update will be provided Friday afternoon.
This rink was made possible by the following generous sponsors:
The City of Ottawa
Ottawa Recreation Board
Ottawa First
NUCOR
Grand Rapids Enterprises
Bill Walsh Automotive Group
Etscheid Duttlinger & Associates
Original source can be found here.