Weather radio in California

WWF64: NOAA Weather Radio, Monterey Marine

162.450 MHz · 100 W · On the air

WWF64 broadcasts NOAA Weather Radio on 162.450 MHz (WX5 on most receivers) from Monterey Marine, with the transmitter at Mt. Umunhum, California, at 100 W. The National Weather Service office in San Francisco, CA programs it. It covers 9 counties.

The transmitter and its neighbors

WWF64 (the largest dot) and the transmitters within 100 miles, colored by their status now.

  • On the air
  • Degraded
  • Off the air

The transmitter

Call sign
WWF64
Frequency
162.450 MHz (WX5)
Power
100 W
Status
On the air
Station
Monterey Marine
Transmitter site
Mt. Umunhum
NWS office
San Francisco, CA
Location
37.1550, -121.8983

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
AlamedaCalifornia006001Whole county
Contra CostaCalifornia006013Valleys
MontereyCalifornia006053Whole county
NapaCalifornia006055South
San BenitoCalifornia006069North
San FranciscoCalifornia006075Whole county
San MateoCalifornia006081Whole county
Santa ClaraCalifornia006085Whole county
Santa CruzCalifornia006087Whole county

Nearby transmitters

More

Weather radio in CaliforniaEvery transmitterThe forecast hereAlerts in force in California

Sources

Transmitters, status and county coverage from the National Weather Service’s NOAA Weather Radio county coverage listing (data). Public domain. Read September 27, 2026 at 9:51 AM UTC; held for an hour. Original at weather.gov. Report an outage to NWS at weather.gov/nwr.