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EmergencyRadio.org

WNG647: NOAA Weather Radio for Adrian / Petersburg, Michigan

WNG647 is the NOAA Weather Radio transmitter at Adrian / Petersburg (transmitter at Lenawee County), broadcasting on 162.450 MHz at 300 watts. It carries the National Weather Service Detroit/Pontiac office's broadcast and covers 9 counties, each listed below with the SAME code an alert radio needs to wake for that county and stay quiet for the rest.

CallsignWNG647
Frequency162.450 MHz
TransmitterAdrian / Petersburg (transmitter at Lenawee County), Michigan
Power300 watts
Forecast officeNWS Detroit/Pontiac
StatusNormal (NWS data, July 2026)

Marine radios often label 162.450 MHz as WX5, but WX channel numbers vary by brand - go by the frequency.

Counties WNG647 covers

CountyStateSAME code
HillsdaleMichigan026059
JacksonMichigan026075
LenaweeMichigan026091
MonroeMichigan026115
WashtenawMichigan026161
FultonOhio039051
HenryOhio039069
LucasOhio039095
WilliamsOhio039171

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.

A radio that will use this code

WNG647 alerts are only useful inside a radio you can program the s codes above into. Two that do it, for two different jobs.

At home, always on

Midland WR120B. Mains desk radio with battery backup. Program the SAME code from the table and it stays silent until your county specifically is warned, then wakes you.

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In the bag or the car

Midland ER310. Crank, solar and USB, with a flashlight. Receives WNG647 the same as anything else; it does not do SAME alerting. The one still working on day three of an outage.

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Hearing WNG647

Any receiver that tunes 162.450 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.

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