162.550 MHz NOAA All-Hazards Weather Radio (KWO35)
NOAA Weather Radio All Hazards (NWR) on 162.550 MHz is a nationwide network of radio stations broadcasting continuous weather information directly from the nearest National Weather Service office.
162.550 MHz NOAA Weather
VHF Public Safety / Weather • VHF (Very High Frequency) • FM Mode
- Modulation Standard
- Frequency Modulation (Narrowband FM with SAME digital headers)
- Channel Grid / Bandwidth
- 25 kHz Weather Channel Grid (Channel WX1)
- Transmitter Power (Typical)
- 1,000 Watts (1 kW ERP)
- Polarization
- Vertical high-gain omnidirectional array
- Signal Propagation Mode
- Direct VHF tropospheric line-of-sight
- Typical Broadcast Range
- 40 miles (65 km) radius coverage
Broadcasts official National Weather Service warnings, watches, forecasts, and other hazard information 24 hours a day, alongside Emergency Alert System (EAS) alerts.
- Listen for the automated synthetic meteorologist voice detailing coastal wind, wave heights, and barometric pressure.
- Transmits the 1050 Hz emergency warning alarm tone prior to severe tornado or flood alerts.
Frequently Asked Questions about 162.550 MHz
What is the voice used on NOAA Weather Radio?
The broadcast uses high-stability speech synthesis technology, featuring computer voices nicknamed "Paul" and "Donna" converting NWS weather text into audio.
What does SAME stand for on NOAA Weather Radio?
SAME stands for Specific Area Message Encoding, a digital header burst that automatically activates targeted emergency radios in specific affected counties.
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