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WNG551: NOAA Weather Radio for Firesteel, South Dakota

WNG551 is the NOAA Weather Radio transmitter at Firesteel (transmitter at Standing Rock), broadcasting on 162.425 MHz at 1000 watts. It carries the National Weather Service Aberdeen 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.

CallsignWNG551
Frequency162.425 MHz
TransmitterFiresteel (transmitter at Standing Rock), South Dakota
Power1000 watts
Forecast officeNWS Aberdeen
StatusNormal (NWS data, July 2026)

Marine radios often label 162.425 MHz as WX4, but WX channel numbers vary by brand - go by the frequency.

Counties WNG551 covers

CountyStateSAME code
CorsonSouth Dakota046031
DeweySouth Dakota046041
ZiebachSouth Dakota046137

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 WNG551

Any receiver that tunes 162.425 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 South Dakota transmitter, county and SAME code: NOAA Weather Radio in South Dakota. Or look any county up with the finder.

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