[wxqc] Madis Check... CW6709

Thu Nov 2 12:30:24 CST 2006

Thank you for your quick and helpful response-now I'm trying to change 
batteries all about 3yrs old-and it's raining crap*l*
talk to ya soon
Deb

>From: Dave Helms <dshelms at comcast.net>
>Reply-To: Discussion of weather data quality 
>issues<wxqc at lists.gladstonefamily.net>
>To: Discussion of weather data quality issues 
><wxqc at lists.gladstonefamily.net>
>Subject: Re: [wxqc] Madis Check... CW6709
>Date: Thu, 02 Nov 2006 00:33:56 -0500
>
>Hey Deb,
>
>In your example, you would raise the pressure by 00.15 inches (not
>milimeters or mm) of Mercury (Hg).  When dealing with altimeter, it is a
>pressure reduced pressure and does not need additional elevation info.
>
>OK, 9 meter (30 foot) MSL elevation and its impact on pressure
>reduction?  Actually, not much.  You can estimate that pressure will
>decrease 00.001 inch of Mercury (Hg) per foot change in elevation near
>sea level.
>
>Dave
>CW0351
>
>Debbie Brooks wrote:
>
> >Thanks Dave, Hows tonight treatin' ya?   Boy, I liked my LaCross station
> >better, than the one I have now-previously-the manual included 
>calibrations
> >and such. I am so non-tech*l* just love the weather, but need my records 
>to
> >reflect accurate conditions - The LaCross station allowed manually 
>setting
> >the altitude into the base-Im at 9 meters above SL, what effect would 
>that
> >have on this -4 mm from normal- Plym is at 29.96mmHg, Marshfield @
> >29.95mmHg-mines @29.80Hgmm, look forward to hearing more from you*s*
> >debs
> >
> >
> >
> >
> >>From: Dave Helms <dshelms at comcast.net>
> >>Reply-To: Discussion of weather data quality
> >>issues<wxqc at lists.gladstonefamily.net>
> >>To: Discussion of weather data quality issues
> >><wxqc at lists.gladstonefamily.net>
> >>Subject: Re: [wxqc] Madis Check... CW6709
> >>Date: Wed, 01 Nov 2006 20:38:27 -0500
> >>
> >>Hi Debbie,
> >>
> >>Here is your station's quality monitoring page:
> >>http://weather.gladstonefamily.net/site/C6709
> >>
> >>The page shows your "average barometric error is 4.1 millibars".  In
> >>other words, when you station's (altimeter) pressure and the surrounding
> >>station's pressures are averaged together, your station's pressure is
> >>4.1 miilibars lower than the neighborhood pressure average.  Ah, but are
> >>your neighbors in a conspiracy to deceive you into setting your pressure
> >>incorrectly?  Maybe!  The sure thing to do is monitor the nearby airport
> >>reports (ASOS and AWOS stations) which have calibrated altimeter
> >>pressure reports.  In your case, KPYM (Plymouth Municipal Airport) and
> >>KGHG (Marshfield Airport) are the stations you should try to match
> >>(during calm winds, not during a storm).
> >>
> >>You can retreive the latest airport reports using this web page:
> >>http://adds.aviationweather.gov/metars/
> >>
> >>I suggest raising your pressure 4.1 millibars (or 0.12 inches of
> >>Mercury, if that is the pressure unit your station console is set to)
> >>and see what the QC statistics say about your reports after a week or 
>so.
> >>
> >>Hope this helps,
> >>
> >>Dave
> >>CW0351
> >>
> >>Debbie Brooks wrote:
> >>
> >>
> >>
> >>>Hi Dave
> >>>
> >>>My no. is CW6709, Kingston MA
> >>>your email has definately helped-now that my brain is fully caffinated!
> >>>Thanks for your timely assistance
> >>>justdebs
> >>>
> >>>
> >>>
> >>>
> >>>
> >>>
> >>>>From: Dave Helms <dshelms at comcast.net>
> >>>>Reply-To: Discussion of weather data quality
> >>>>issues<wxqc at lists.gladstonefamily.net>
> >>>>To: Discussion of weather data quality issues
> >>>><wxqc at lists.gladstonefamily.net>
> >>>>Subject: Re: [wxqc] Madis Check
> >>>>Date: Tue, 31 Oct 2006 20:28:37 -0500
> >>>>
> >>>>For Bunky:
> >>>>
> >>>>Your pressure is consistently about 9.0 millibars too high:
> >>>>http://weather.gladstonefamily.net/site/C5347
> >>>>
> >>>>... if you lower you pressure by 9.0 millibars (or 0.81 inches of
> >>>>Mercury) on your WS2310 console, then your station will get a green
> >>>>check and thumbs up (after a few days).
> >>>>
> >>>>Deb:  Can't help you since I don't know your CW #.
> >>>>
> >>>>Hope this helps,
> >>>>
> >>>>Dave
> >>>>CW0351
> >>>>
> >>>>
> >>>>Debbie Brooks wrote:
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>>Bunky
> >>>>>
> >>>>>me, also I've been reading all the email concerning this madis check,
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>what
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>>it is what it's not-but my question is the same as yours
> >>>>>Deb CW, no head for remembering numbers*l*
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>>From: "Bunky  K8SWR" <bunky1267 at gmail.com>
> >>>>>>Reply-To: Discussion of weather data quality
> >>>>>>issues<wxqc at lists.gladstonefamily.net>
> >>>>>>To: wxqc at lists.gladstonefamily.net
> >>>>>>Subject: [wxqc] Madis Check
> >>>>>>Date: Mon, 30 Oct 2006 15:01:30 -0500
> >>>>>>
> >>>>>>Hello All I'm new to this group and I have Weather station Lacrosse
> >>>>>>WS2310 Weatherstation and i use Weather diplay lite (free Version)  
>I
> >>>>>>run station CW5347   On the Madis Rating I got 2 Thumbs down for my
> >>>>>>Barometer reading,,,   Does someone know how to fix this
> >>>>>>
> >>>>>>--
> >>>>>>Bunky  K8SWR
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