Geonames unfortunately doesn't have weather forecasts. This is a problem. GRIB looks better. There is an interface between GRIB and R.
On Fri, Feb 27, 2009 at 4:14 AM, Pfaff, Bernhard Dr. <bernhard_pf...@fra.invesco.com> wrote: > Dear Thomas, > > more for the sake of completeness and as an alternative to R. There are GRIB > data [1] sets available (some for free) and there is the GPL software Grads > [2]. Because the Grib-Format is well documented it should be possible to get > it into R easily and make up your own plots/weather analyis. I do not know > and have not checked if somebody has already done so. > > I use this information/tools aside of others during longer-dated off-shore > sailing. > > Best, > Bernhard > > [1] http://www.grib.us/ > [2] http://www.iges.org/grads/ > >>-----Ursprüngliche Nachricht----- >>Von: r-help-boun...@r-project.org >>[mailto:r-help-boun...@r-project.org] Im Auftrag von Scillieri, John >>Gesendet: Donnerstag, 26. Februar 2009 22:58 >>An: 'James Muller'; 'r-help@r-project.org' >>Betreff: Re: [R] Download daily weather data >> >>Looks like you can sign up to get XML feed data from Weather.com >> >>http://www.weather.com/services/xmloap.html >> >>Hope it works out! >> >>-----Original Message----- >>From: r-help-boun...@r-project.org >>[mailto:r-help-boun...@r-project.org] On Behalf Of James Muller >>Sent: Thursday, February 26, 2009 3:57 PM >>To: r-help@r-project.org >>Subject: Re: [R] Download daily weather data >> >>Thomas, >> >>Have a look at the source code for the webpage (ctrl-u in firefox, >>don't know in internet explorer, etc.). That is what you'd have to >>parse in order to get the forecast from this page. Typically when I >>parse webpages such as this I use regular expressions to do so (and I >>would never downplay the usefulness of regular expressions, but they >>take a little getting used to). There are two parts to the task: find >>patterns that allow you to pull out the datum/data you're after; and >>then write a program to pull it/them out. Also, of course, download >>the webpage (but that's no issue). >> >>I bet you'd be able to find a comma separated value (CSV) file >>containing the weather report somewhere, which would probably involve >>a little less labor in order to produce your automatic wardrobe >>advice. >> >>James >> >> >> >>On Thu, Feb 26, 2009 at 3:47 PM, Thomas Levine >><thomas.lev...@gmail.com> wrote: >>> I'm writing a program that will tell me whether I should wear a coat, >>> so I'd like to be able to download daily weather forecasts and daily >>> reports of recent past weather conditions. >>> >>> The NOAA has very promising tabular forecasts >>> >>(http://forecast.weather.gov/MapClick.php?CityName=Ithaca&state > =NY&site=BGM&textField1=42.4422&textField2=-76.5002&e=0>&FcstType=digital), >>> but I can't figure out how to import them. >>> >>> Someone must have needed to do this before. Suggestions? >>> >>> Thomas Levine! >>> >>> ______________________________________________ >>> R-help@r-project.org mailing list >>> https://stat.ethz.ch/mailman/listinfo/r-help >>> PLEASE do read the posting guide >>http://www.R-project.org/posting-guide.html >>> and provide commented, minimal, self-contained, reproducible code. >>> >> >>______________________________________________ >>R-help@r-project.org mailing list >>https://stat.ethz.ch/mailman/listinfo/r-help >>PLEASE do read the posting guide >>http://www.R-project.org/posting-guide.html >>and provide commented, minimal, self-contained, reproducible code. >>>>> This e-mail and any attachments are confidential, may >>contain legal, professional or other privileged information, >>and are intended solely for the addressee. If you are not the >>intended recipient, do not use the information in this e-mail >>in any way, delete this e-mail and notify the sender. CEG-IP1 >> >>______________________________________________ >>R-help@r-project.org mailing list >>https://stat.ethz.ch/mailman/listinfo/r-help >>PLEASE do read the posting guide >>http://www.R-project.org/posting-guide.html >>and provide commented, minimal, self-contained, reproducible code. >> > ***************************************************************** > Confidentiality Note: The information contained in this ...{{dropped:10}} > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
