U.S. test of national alerts on Oct. 4 at 2:20pm EDT (1820 UTC)

Wed Oct 4 20:04:34 UTC 2023

On Wed, 4 Oct 2023, Chris Adams wrote:

> Once upon a time, Grant Taylor <gtaylor at tnetconsulting.net> said:
>> Is this by chance a Specific Area Message Encoding (S.A.M.E.)
>> filtering / lack of data issue?
>
> At least in my radio, I can't disable certain classes of things (the
> high and immediate impact warnings like tornado).  I would expect the
> Presidential Alert class to be the same, if it exists.
>
>> Can anyone corroborate NOAA weather radios not alerting?
>
> My weather radio went off for the regular weekly test a couple of hours
> before the national alert test, and did not go off for the national
> alert.
>
> -- 
> Chris Adams <cma at cmadams.net>

Fema's press release goes into details.

https://www.fema.gov/press-release/20230803/fema-and-fcc-plan-nationwide-emergency-alert-test-oct-4-2023

Ted