[wxqc] Looking for help with Station - Odd shift in analysis
gladstonefamily73.net at tedlum.com
Wed Feb 17 15:12:57 CST 2016
The graphs are what they are in terms of date/time, but the default
analysis period is 28 days. You can select a different period from the
links at top of the page, or by specifying a specific number in the url.
On 2/17/2016 4:04 PM, Chris Miller wrote:
> Ok. I have set the pressure on the PEET station to 23.46 mb over my
> local surface pressure. I have let the station run for a while and
> cross checked the device used to get the local pressure to the station
> AV065 and CYYB and any measurement error corrected for. I discovered
> that WUHU, when set to QNH pressure to CWOP with the altitude of the
> sensor set to 650 feet (643 feet plus sensor height), that there is a
> correction that gets applied to the sent data that is not visible on
> the display locally in the software. It appears that it has a
> temperature value in the math, if I read the WUHU news group
> correctly. I switched back to weather display with no correction
> value in the software field and no altitude set in the software and so
> far the data seems to match what is reported to CWOP.
> I have let the data run for a few days and my setting tracks the
> output of AV065, CYYB, AR943 and CYWA with the expected stagger due to
> weather pushing through. The models for those stations show them to
> be on, yet my model still shows me as being 4 to 6 mb low.
> Is there anything else that could be coming from the data supplied
> that will skew the model so high?
> Also, is there a long delay, 3 to 6 months for example, before the
> model would return to track the station after a burst of bad data?
> (I cropped down the email as it was getting a little long.)
> My station, model and nearest neighbours
> CYYB, its model and same stations
> CYWA, its model and same stations
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