I have no idea how they factor in RapidFire values: they don't publish that.
RF is a black box, that they don't seem to be paying much attention to. -tk On Fri, Jan 13, 2017 at 6:56 PM, J <[email protected]> wrote: > Hmm, perhaps I just didn't wait long enough then. My values definitely > diverged, so I removed the correction so avoid having to correct a lot of > data. Does wunderground calculate an intermediate value from uncorrected > values sent via rapidfire, which then get replaced once per hour by the > database values? Or is the 60-minute sum sent with each update? If the > latter, perhaps it was just a difference in wunderground's rounding (or > lack thereof). > > On Friday, January 13, 2017 at 6:40:17 PM UTC-8, Tom Keffer wrote: >> >> The value sent to wunderground is calculated directly from the database. >> It's the sum of all rain that fell during the last 60 minutes. So, if >> you're happy with the values of 'rain' in the database, then you should >> be getting the same at wunderground. >> >> -tk >> >> On Fri, Jan 13, 2017 at 6:21 PM, J <[email protected]> wrote: >> >>> Hi, >>> >>> I'm trying to apply some corrections to my rain data but am running into >>> an issue with getting Wunderground data to match. >>> >>> I want to adjust my rain corrections based on wind data -- I'm >>> compensating for undercatch during high winds due to my rain bucket's >>> higher than typical elevation above ground. I'm using a Davis VantagePro2. >>> >>> Making corrections to rain and rainRate using windGust works great in >>> weewx. Each 0.01" tip is adjusted by current wind conditions. However, >>> Wunderground values are uncorrected. From some reading of past threads, it >>> sounds like Wunderground data may instead use dayRain and hourRain values >>> directly from archive records, instead of simply pushing up the weewx >>> values. I run into the issue that if I try to adjust dayRain and/or >>> hourRain based on wind from the archive records, not only will the totals >>> differ because of wind values from different periods, but it seems like the >>> entire day total would be repeatedly scaled up and down based on whatever >>> the last wind reading was. >>> >>> Is there a way to have the data sent to Wunderground based on the totals >>> stored by weewx? Or otherwise keep them synced in a sane manner? >>> >>> Thanks! >>> Jesse >>> >>> P.S. I'd also love to be able to use windDirection and rainRate as >>> factors in the corrections, but that's probably overly ambitious without >>> support for conditionals in corrections. >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "weewx-user" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> -- > You received this message because you are subscribed to the Google Groups > "weewx-user" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
