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Re: SkippySky : New Astronomy weather forecast website [message #64401 is a reply to message #64400] Mon, 22 December 2008 04:51 Go to previous message
mankoff is currently offline  mankoff
Messages: 131
Registered: March 2004
Senior Member
On Dec 22, 1:11 am, Andrew Cool <andrew.c...@dsto.defence.gov.au>
wrote:
> Hello All,
>
> On the assumption that this Group has the odd astronomer or two on
> board,
> here's a bit of shameless promotion for an IDL application produced by
> Robert Dahni of Metvis Services and myself.
>
> SkippySky takes GFS data from the NOAA NCEP computer model and
> presents it in familiar weather map format.  Many existing astronomy
> weather forecast sites use the same data, but present information for
> only 1 specified lat/lon point at a time.
>
> SkippySky on the other hand, lets you see what weather is coming in
> over the hill.
>
> For the amateur astronomer in particular, the Dewing Risk index is
> *not* Dew Point,
> but rather an index of the risk of dew forming on a plane surface of a
> given size, in
> this case an 8" mirror, given the prevailing conditions.
>
> The GFS data has a resolution of 0.5 degrees, so please think of
> trends in the data, rather than what is over your backyard at any one
> time.
>
> Have a look atwww.skippysky.com.au
>
> This year, Santa comes to you from the South Pole! 8-)
>
> Lastly, many thanks to Michael Theusner of AviStack fame
> (www.avistack.de)
> for providing the website coding and Dewing Risk algorithm.
>
> Have a Great Xmas,
>
> Andrew Cool
> Adelaide, South Australia

Not IDL related, but the Clear Sky Chart has most of the same info in
a much more compact form: http://www.cleardarksky.com/csk/

-k.
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