EmergencyRadio.org

WWF36: NOAA Weather Radio for Hesperia, Michigan

WWF36 is the NOAA Weather Radio transmitter at Hesperia, broadcasting on 162.475 MHz at 300 watts. It carries the National Weather Service Grand Rapids office's broadcast and covers 3 counties, each listed below with the SAME code an alert radio needs to wake for that county and stay quiet for the rest.

CallsignWWF36
Frequency162.475 MHz
TransmitterHesperia, Michigan
Power300 watts
Forecast officeNWS Grand Rapids
StatusNormal (NWS data, July 2026)

Marine radios often label 162.475 MHz as WX3, but WX channel numbers vary by brand - go by the frequency.

Counties WWF36 covers

CountyStateSAME code
MuskegonMichigan026121
NewaygoMichigan026123
OceanaMichigan026127

Program the six-digit code into your radio's SAME location list - the SAME code guide walks through it, and how alert radios work explains what the radio does with it.

Hearing WWF36

Any receiver that tunes 162.475 MHz FM can listen: scanners, VHF ham radios, marine sets, or a software-defined receiver. What those do not do is wake you at 3 a.m. - for that you want a dedicated radio with SAME alerting, covered in the buyer's guide.

Every Michigan transmitter, county and SAME code: NOAA Weather Radio in Michigan. Or look any county up with the finder.

Sources: