KIH28: NOAA Weather Radio for Philadelphia, Pennsylvania
KIH28 is the NOAA Weather Radio transmitter at Philadelphia, broadcasting on 162.475 MHz at 1000 watts. It carries the National Weather Service Philadelphia/Mt Holly office's broadcast and covers 15 counties, each listed below with the SAME code an alert radio needs to wake for that county and stay quiet for the rest.
| Callsign | KIH28 |
|---|---|
| Frequency | 162.475 MHz |
| Transmitter | Philadelphia, Pennsylvania |
| Power | 1000 watts |
| Forecast office | NWS Philadelphia/Mt Holly |
| Status | Normal (NWS data, July 2026) |
Marine radios often label 162.475 MHz as WX3, but WX channel numbers vary by brand - go by the frequency.
Counties KIH28 covers
| County | State | SAME code | Note |
|---|---|---|---|
| New Castle | Delaware | 010003 | NORTH |
| Cecil | Maryland | 024015 | NE |
| Burlington | New Jersey | 034005 | W |
| Camden | New Jersey | 034007 | |
| Cumberland | New Jersey | 034011 | N |
| Gloucester | New Jersey | 034015 | |
| Hunterdon | New Jersey | 034019 | |
| Mercer | New Jersey | 034021 | S/CENTRAL |
| Monmouth | New Jersey | 034025 | |
| Salem | New Jersey | 034033 | |
| Bucks | Pennsylvania | 042017 | S/CENTRAL |
| Chester | Pennsylvania | 042029 | EXCEPT W |
| Delaware | Pennsylvania | 042045 | |
| Montgomery | Pennsylvania | 042091 | NOT NW TIP |
| Philadelphia | Pennsylvania | 042101 |
A county marked with a note (for example partial coverage) is served for that portion only. 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 KIH28
Any receiver that tunes 162.475 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 Pennsylvania transmitter, county and SAME code: NOAA Weather Radio in Pennsylvania. Or look any county up with the finder.
Sources:
- “NWR County Coverage Listings”. weather.gov. Archived from the original on 2026-07-19. Retrieved 2026-07-16. Every figure on this page - frequency, transmitter site, power, operational status, and county SAME codes - is from this dataset. Transmitters move, change power, and go down for maintenance; verify locally before you rely on it.