WCSY-FM

{{redirect|WHIT-FM|the AM station|WHIT}}

{{Use mdy dates|date=January 2025}}

{{Infobox radio station

| name = WCSY-FM

| logo =

| city = South Haven, Michigan

| area = Benton Harbor, Michigan

| branding = Cosy Classic Hits 103.7

| frequency = 103.7 MHz

| airdate = 1996 (as WZTY)

| format = Classic hits

| erp = 3,000 watts

| haat = {{convert|100|m|sp=us}}

| class = A

| facility_id = 57954

| callsign_meaning = W CoSY-FM

| former_callsigns = WCSY (01/17/08-11/10/08)
WHIT-FM (12/13/05-01/17/08)
WSPZ-FM (03/25/05-12/13/05)
WSPZ (11/16/04-03/25/05)
WZBL (07/3/02-11/16/04)
WYTC (05/26/00-07/03/02)
WZTY (11/6/95-05/26/00)
WAFU (12/17/93-11/6/95)

| affiliations = Michigan Radio Network
Premiere Networks

| owner = Mid-West Family Broadcasting

| webcast = [https://player.listenlive.co/72651/ Listen Live]

| website = [http://www.wcsy.com/ wcsy.com]

| licensing_authority= FCC

}}

WCSY-FM (103.7 MHz) is a radio station broadcasting a classic hits format. Licensed to South Haven, Michigan, the station serves the Benton Harbor-Saint Joseph area.

WCSY-FM has filed a construction permit to move its community of license from Hartford, Michigan to South Haven, Michigan; it was granted in February 2008. On January 7, 2008, the station changed its branding to "103.7 Cosy-FM". The WCSY call letters were moved to the 103.7 FM frequency from 98.3 on January 17, 2008, which in turn changed call letters to WCXT-FM. The call sign was modified to "WCSY-FM" on November 10, 2008.