Weather radio in Guam

WXM85: NOAA Weather Radio, Guam

162.400 MHz · 300 W · On the air

WXM85 broadcasts NOAA Weather Radio on 162.400 MHz (WX2 on most receivers) from Guam, with the transmitter at Mount Alutom, Guam, at 300 W. The National Weather Service office in Guam, GU programs it. It covers 2 counties in Guam and Northern Mariana Islands.

The transmitter and its neighbors

WXM85 at its site.

  • On the air
  • Degraded
  • Off the air

The transmitter

Call sign
WXM85
Frequency
162.400 MHz (WX2)
Power
300 W
Status
On the air
Station
Guam
Transmitter site
Mount Alutom
State
Guam
NWS office
Guam, GU
Location
13.4333, 144.7125

Counties covered

Program a SAME receiver with the code of your county. Coverage is NWS’s note of the part of a county the signal reaches.

CountyStateSAME codeCoverage
GuamGuam066010Whole county
RotaNorthern Mariana Islands069100Whole county

More

Weather radio in GuamEvery transmitterThe forecast hereAlerts in force in Guam

Sources

Transmitters, status and county coverage from the National Weather Service’s NOAA Weather Radio county coverage listing (data). Public domain. Read September 26, 2026 at 6:48 AM UTC; held for an hour. Original at weather.gov. Report an outage to NWS at weather.gov/nwr.