National Weather Service United States Department of Commerce
NOAA Weather Radio  

WNG 689 Hebron, 162.450 MHz

NOAA All Hazards Weather Radio station WNG-689 serves northwest Indiana, including the Valpariaso, Hebron and Porter Township areas, from a 300 watt transmitter located in Hebron, IN. The nominal effective range of the transmitter is about 40 miles. Continuous 24 hour programming is provided from the National Weather Service Chicago Forecast Office, located southwest of Chicago in Romeoville Illinois.

A map of the listening area is shown below, with Specific Area Message Encoder codes shown for each county. Severe weather watches and warnings are tone-alerted for all counties shaded in blue. Tone alarm tests for WNG-689 occur each WEDNESDAY at approximately 11 AM.


Map of counties being served by WNG-689

Signal coverage area map

LaPorte **
Starke **
Pulaski **
SAME code
**LaPorte, Starke and Pulaski county warnings are issued by the NWS office in North Webster, IN.


Broadcast Cycle

  • Station ID Message
  • Hazardous Weather Outlook
6 AM to 8 AM, and 4 PM to 6 PM, or more often as needed
  • Regional Weather Synopsis
updated around 430 AM and 430 PM, or as needed
  • Hourly Temperature Roundup
updated between 5 and 10 min past the hour
  • Short Term Forecast
only when precipitation or active weather is near northwest Indiana
  • Porter County and surrounding area Forecast
updated 4 AM and 4 PM and as needed
  • River Stages
for the Kankakee River (during the warm season)
  • Severe Weather and other special programming during "active" weather