It will run from 8 a.m. until 6 p.m. at Bridge Bible Church on 5035 Henry Street in Norton Shores.
Investigators say Heeringa was taken from the Exxon Mobile gas station in Norton Shores on Apr. 26 while she was working the late shift.
Thousands of tips have come in, but there are still no signs of Heeringa.
If you know anything, call Silent Observer at 231-72-CRIME.