[aprssig] US Weather forecast via APRS message
Lynn W. Deffenbaugh (Mr)
ldeffenb at homeside.to
Fri Jan 22 14:20:00 EST 2016
This sort of auto-responder doesn't need to run everywhere. A single
instance can respond to any requests via the APRS-IS and with properly
configured (read: bi-directional message gating) IGates everywhere, RF
stations can also work just fine.
Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile and Win32
On 1/22/2016 12:11 PM, Max Harper via aprssig wrote:
> I hope you make a version available to us dummies that runs on the
> raspberry pi. That would make a great addition for those of us who use
> them for igates.
>
> Thanks for your hard work.
> Max KG4PID
>
> ------------------------------------------------------------------------
> *From:* Martin Nile via aprssig <aprssig at tapr.org>
> *To:* TAPR APRS Mailing List <aprssig at tapr.org>
> *Sent:* Friday, January 22, 2016 10:38 AM
> *Subject:* Re: [aprssig] US Weather forecast via APRS message
>
> Thanks Fred,
>
> Once I get all of the kinks worked out of the program, I'll move it to
> a proper server and rename it to something more easily remembered.
> I'm open to suggestions. WXBOT, USAWX, FORCST, WXRPT and others have
> been suggested.
>
> Looking at the messages that came in overnight, I realized that I can
> also give current conditions. I'll be adding "now" and "current". If
> the requested station is an APRS weather station, or a CWOP station I
> can return the most recent report from the station. Otherwise, I'll
> use the report from the weather service.
>
> --
> Martin
> KI6WJP
>
>
>
>
> On Fri, Jan 22, 2016 at 6:42 AM, Fred Hillhouse Jr
> <fmhillhouse at comcast.net <mailto:fmhillhouse at comcast.net>> wrote:
>
> Hi Martin,
> Very nice! Now to remember it exists and that will be challenging!
> Will you be making your work available for others to use?
> Thanks for your service!
> Best regards,
> Fred N7FMH
> ------------------------------------------------------------------------
> *From:*aprssig [mailto:aprssig-bounces at tapr.org
> <mailto:aprssig-bounces at tapr.org>] *On Behalf Of *Martin Nile via
> aprssig
> *Sent:* Thursday, January 21, 2016 7:03 PM
> *To:* aprssig at tapr.org <mailto:aprssig at tapr.org>
> *Subject:* [aprssig] US Weather forecast via APRS message
> I am in the process of working on a program which provides a US
> Weather forecast
> via APRS message. I have most of the kinks worked out and it is
> ready for testing
> by a larger group.
> Send a single character APRS message to KI6WJP and the program
> will respond with a
> brief forecast for your location.
> You can specify "where" and "when" you want the forecast. If you
> wish a full forecast
> add the word "full" to your "where" and "when". The full forecast
> is spread across
> multiple APRS message. The default "brief" forecast usually fits
> within a single
> message.
> "where" is any APRS callsign/object, zipcode, grid, or decimal
> lat/lon as long as it is
> located in a place covered by the US National Weather Service.
> "when" is any day of the week with optional night. I.e. Wednesday
> night
> The forecast is derived from the US National Weather Service point
> forecast.
> Usually the forecast is produced within 1 or 2 seconds, but during
> periods of
> heavy activity, the weather service can take 20 or 30 seconds.
> The latitude/longitude for the requested object is extracted from
> api.aprs.fi <http://api.aprs.fi/>,
> As a result, anything that appears on aprs.fi <http://aprs.fi/> is
> valid including
> CWOP stations and AIS ships.
> Here are some example forecast requests that can be sent to KI6WJP:
> Any message less than 3 characters
> Returns a brief forecast for the current location of the sending
> station.
> Tomorrow 96067
> Returns tomorrow's forecast for Mount Shasta, CA
> Tonight
> Returns the forecast for tonight at your current location
> Tuesday night full
> Returns the Tuesday night full forecast at your current location.
> w1aw
> Returns the current forecast for the location of station W1AW
> usna-1 Sunday
> Returns the forecast for the Army Navy football game on Sunday.
> (Assuming usna-1 is at the stadium)
> CN81uh
> Returns the forecast for the center of maidenhead grid CN81uh
> 36.5786/-118.2920
> Returns the forecast for the summit of Mount Whitney.
> Currently the program is running on a raspberry Pi on a home dsl
> internet connection.
> The program is single threaded and can handle a single forecast
> request at a time.
> Things are still in development and may break at any time.
> Obviously for this to work via RF, a transmit capable i-gate is
> necessary.
> Many thanks to Heikki for Ham::APRS::IS, Ham::APRS::FAP and
> api.aprs.fi <http://api.aprs.fi/> that made
> this easy.
> For more information see: https://sites.google.com/site/ki6wjp/wxbot
> --
> Regards
> Martin Nile
> KI6WJP
>
>
>
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