So I guess they have a NF-OBS program in play...IDK...just guessing.
Mike
On Mon, Nov 21, 2022 at 3:13 PM Boris A. Konon <trwplusa@xxxxxxxxx> wrote:
> I did a check today, and I still am seeing manually-taken METARs
> for KSWF both on the AWC site:
>
> https://www.aviationweather.gov/metar/data?ids=kswf&format=raw&hours=120&taf=off&layout=on
>
> and on the NCEP FTP Server:
> https://tgftp.nws.noaa.gov/data/observations/metar/stations/KSWF.TXT
>
> It is possible that other data feeds that only the NWS/FAA sees provide
> additional sites or types of METARs. Or it could be an oversight. AWOS
> METARs for KSWF may be intended for NADIN distribution.
>
> Boris
>
>
> On Mon, Nov 21, 2022 at 3:06 PM Michael Graf - NOAA Federal <
> michael.graf@xxxxxxxx> wrote:
>
>> Thanks Boris,
>>
>> The reason I asked is because I see that KSWF is being transmitted, ergo
>> my question.
>>
>> Appreciate it,
>> Mike
>>
>> On Mon, Nov 21, 2022 at 3:01 PM Boris A. Konon <trwplusa@xxxxxxxxx>
>> wrote:
>>
>>> Mike,
>>>
>>> Good question!
>>>
>>> Any AWOS installed these days is non-Federal, so it is funded privately
>>> either by the owner of an airport, a private company (such a hospital
>>> for their heliport), or the state. There are additional costs involved
>>> (1000s of dollars a year I believe) to establish longline communications
>>> to WSMCR and add these site to NADIN (National Airspace Data
>>> Interchange Network). This allows the site's METARs to be transmitted
>>> to
>>> NOAAPort, AIDAP (FAA line primarily for NOTAMs), and other aviation
>>> communication services.
>>>
>>> It is up to the owner of the AWOS to fund NADIN hook-up, and AWOS
>>> vendors always try to sell this service. Some AWOS upon commissiong
>>> immediately have NADIN service paid for (KW40 was a recent example)
>>> so their METARs show up right away. Over the last 20 years or so,
>>> I have noticed more and more AWOS have been getting NADIN service,
>>> whether it be brand new sites, or sites that have been installed for
>>> years.
>>> Currently, I know of about 240 AWOS unit installed in the U.S., but do
>>> not
>>> have NADIN service yet. There are likely several dozen more at least I
>>> do not
>>> know of at any one time. The 240 number used to be a lot higher (~500)
>>> years ago.
>>>
>>> As to when new sites show up? There is no centralized site or agency
>>> that tracks this that I know of. It is just a matter of scanning METAR
>>> collectives and flagging the new sites with a program.
>>>
>>> Additions to NADIN are usually on a Tue or Thu, often in the 28 and 56
>>> day FAA database update cycle, but I have seen additions every day of
>>> the week.
>>>
>>> For international new METAR sites, often I see additions on the 1st of
>>> the month and that is seperate from the NADIN process, and more tied
>>> to what is distributed on GTS and what a country chooses to add. There
>>> are many, many more METAR, and TAF and SYNOP sites for that matter,
>>> that exist all over the world that we do not see on NOAAPort for any
>>> number of reasons, but with time, more and more have been added. esp.
>>> SYNOP sites.
>>>
>>> Boris
>>>
>>> On Mon, Nov 21, 2022 at 1:19 PM Michael Graf - NOAA Federal <
>>> michael.graf@xxxxxxxx> wrote:
>>>
>>>> Afternoon Boris...what's this mean? "just do not
>>>> have NADIN service at this time."
>>>>
>>>> Thanks,
>>>> Mike
>>>>
>>>> On Mon, Nov 21, 2022 at 1:00 PM Boris A. Konon <trwplusa@xxxxxxxxx>
>>>> wrote:
>>>>
>>>>> Some of these already have AWOS units installed, but just do not
>>>>> have NADIN service at this time.
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> *KASG KBAK KBCT KBYH KCHD KCNW KDPG KEFD KEMT KEVBKGEU KGYR KHSA KOMN
>>>>> KOQU KPAO KPOC KRHV KSCH KSWFKTIX KTOA KWHP PADG PAGB PAKU PALJ PALP PAPR
>>>>> PAPTPGRO PGWT PHHN PHJH PHMU PKMR PTSA PTTP TJBQ TJIG*
>>>>>
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>>>>
>>>>
>>>> --
>>>> Michael L. Graf
>>>> Meteorologist/International Liaison
>>>>
>>>> National Weather Service
>>>> SSMC-2 Station 13314
>>>> 1325 East West Highway
>>>> Silver Spring MD 20910
>>>>
>>>> work 301-427-9109
>>>> fax 301-713-1520
>>>> cell 304-268-0691
>>>>
>>>>
>>
>> --
>> Michael L. Graf
>> Meteorologist/International Liaison
>>
>> National Weather Service
>> SSMC-2 Station 13314
>> 1325 East West Highway
>> Silver Spring MD 20910
>>
>> work 301-427-9109
>> fax 301-713-1520
>> cell 304-268-0691
>>
>>
--
Michael L. Graf
Meteorologist/International Liaison
National Weather Service
SSMC-2 Station 13314
1325 East West Highway
Silver Spring MD 20910
work 301-427-9109
fax 301-713-1520
cell 304-268-0691
