[wxqc] dewpoint

[Victor Engel]

Your data is the blue line. The spikes are in the analysis.

On 11/22/06, Mike Smith <Mike at noplaceelse.com> wrote:
>
> Greetings all-
>
> Along the same lines, any advice as to why I'm seeing the major spikes in
> my
> dewpoint readings?  I've got a Davis VP2 wireless w/ 24hr fan aspiration,
> in
> what I believe is optimal settings.
>
> Basically, things go along great for a few days, then suddenly, major
> spikes
> and my data gets skewed.
>
> I made certain the VP console has the latest firmware (which reportedly
> fixed dewpoint spikes) but still the same results...
>
> Thanks in advance for suggestions/advice?
>
> Mike
> CW5462
> http://weather.gladstonefamily.net/site/C5462?tile=10;days=3#Data
>
>
>
>
> ----- Original Message -----
> From: <dshelms at comcast.net>
> To: <annmarie at beamsvillewx.ca>; "Discussion of weather data quality
> issues"
> <wxqc at lists.gladstonefamily.net>; <wxqc at lists.gladstonefamily.net>
> Sent: Monday, November 20, 2006 3:27 PM
> Subject: Re: [wxqc] dewpoint
>
>
> > Hello Ann-Marie,
> >
> > Your data does look good more recently:
> > http://weather.gladstonefamily.net/site/C2265?tile=10;days=14#Data
> > ... all green checks for all statistics more recent than 1 month!
> >
> > Just ignore statistics for periods longer than 1 month for now; the
> older
> > "bad" statisics will eventually get worked out of the database.
> >
> > Cheers,
> >
> > Dave
> > CW0351
> >
> >
> > -------------- Original message ----------------------
> > From: <annmarie at beamsvillewx.ca>
> >> Hi:  I have recently switched over to using a Davis Vantage Pro weather
> >> station.
> >> My dewpoint readings are within 1-2 degrees or are identical to my
> >> nearest
> >> metars, but I am still getting error reports.  I had many error reports
> >> with my
> >> previous weather station and I thought my new station might improve the
> >> readings. I have placed my sensors in an ideal location per the CWOP
> >> siting
> >> guide.
> >>
> >> Regards,
> >> Ann-Marie Keenan
> >>
> >
> >
> >
>
>
>
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>
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