One thing I would suggest: make sure the wind direction vane on your VantageVue is turning freely. It could be stuck in the NE position!
On Sun, Dec 10, 2023 at 7:20 PM Rob Cranfill <robcranf...@gmail.com> wrote: > Thanks for looking into this. I'm glad to hear it's not a bug! :-) I can > imagine it's hard to portray the subtleties of a year's worth of data in > one graph. Thanks for all your work! > > </rob> > > > On Sun, Dec 10, 2023 at 7:15 AM Tom Keffer <tkef...@gmail.com> wrote: > >> Rob sent me a copy of his database, and I've had a chance to look at it. >> >> Everything seems to be working properly. It's just that he has a lot of >> wind from the NE. Take a look at the date 3-Dec-2022, which is typical. >> Here's a histogram of wind direction. Note that this is just windDir, and >> it is not being weighted by windSpeed, which would require a 2-d histogram. >> Don't know how to do that in Excel. >> >> [image: image.png] >> >> The vast majority of directions are in the (0,15) range. WeeWX calculated >> the vector wind direction for this date as 28.9º, which seems about right. >> >> -tk >> >> On Tue, Dec 5, 2023 at 1:23 PM vince <vinceska...@gmail.com> wrote: >> >>> Rob - I'm in Federal Way a mile or so south of Redondo and my graphs >>> 'do' line up with our prevailing winds here that tend to be from the SW in >>> this location. We rarely get wind from the NNE-SE directions. It either >>> comes off the Sound in the Port of Tacoma or from the SW from Browns >>> Point. Occasionally from the NW through a slot in the trees from the water >>> next to Redondo but not too often. >>> >>> Your graphs just look a bit bouncy to me which might be your siting. >>> See if your Vue vane is pointing into the direction weewx reports. Mine >>> down here is from the SW currently FWIW. >>> >>> (if you watch local tv news, take a drink every time they say >>> 'atmospheric river' this week) >>> >>> On Tuesday, December 5, 2023 at 1:01:14 PM UTC-8 Rob Cranfill wrote: >>> >>>> I’ll figure out how to do that and let ya know. Thanks! :-) >>>> >>>> On Tue, Dec 5, 2023 at 12:28 Tom Keffer <tke...@gmail.com> wrote: >>>> >>>>> Good point, Jeff >>>>> >>>>> Looking at April 2023, the plot suggests wind direction is mostly SSE. >>>>> The monthly summary >>>>> <https://robcranfill.net/weather/tabular.html?report=NOAA/NOAA-2023-04.txt> >>>>> the same. >>>>> >>>>> Still, I'd like to see the database, if possible. >>>>> >>>>> -tk >>>>> >>>>> On Tue, Dec 5, 2023 at 11:12 AM Jeff A. D. <jadav...@gmail.com> wrote: >>>>> >>>>>> Looks like those are daily plots? Should each plot correspond with >>>>>> the dominant direction (DOM DIR), the last column of the monthly NOAA >>>>>> report? >>>>>> >>>>>> On Tuesday, December 5, 2023 at 8:27:30 AM UTC-7 Tom Keffer wrote: >>>>>> >>>>>>> That is an odd graph of wind direction. I looked over a one-year >>>>>>> plot of wind direction at my location, and it has a similar look. But >>>>>>> then, >>>>>>> I live in a gorge where the wind almost always blows east or west, >>>>>>> occasionally from the south, almost never from the north. >>>>>>> >>>>>>> [image: image.png] >>>>>>> >>>>>>> Is there some way you could make your database available to me? >>>>>>> Perhaps put it on a Google Drive, or FTP server? I'd like to take a >>>>>>> closer >>>>>>> look. >>>>>>> >>>>>>> -tk >>>>>>> >>>>>>> On Mon, Dec 4, 2023 at 5:36 PM Rob Cranfill <robcr...@gmail.com> >>>>>>> wrote: >>>>>>> >>>>>>>> Hi, all! Longtime user, and hoping this isn't too dumb a >>>>>>>> question..... >>>>>>>> >>>>>>>> I have seen the ongoing discussions about the inherent difficulty >>>>>>>> of calculating "average wind direction" and am wondering if maybe that >>>>>>>> issue is what is causing the weirdness in this long-term graph, like >>>>>>>> this >>>>>>>> (taken from http://robcranfill.net/weather, which you are free to >>>>>>>> peruse!) >>>>>>>> >>>>>>>> [image: yearwinddir] >>>>>>>> >>>>>>>> This is my yearly data, and I'm sure the wind does *not* actually >>>>>>>> blow like that. I had a friend/user ask me about why the graph looks >>>>>>>> like >>>>>>>> this, and I had no answer, except to say "No, there is nothing >>>>>>>> preventing >>>>>>>> my weather vane from pointing any way the wind blows!" :-) >>>>>>>> >>>>>>>> Thanks for any info, >>>>>>>> rob in seattle >>>>>>>> >>>>>>>> -- >>>>>>>> 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 weewx-user+...@googlegroups.com. >>>>>>>> To view this discussion on the web visit >>>>>>>> https://groups.google.com/d/msgid/weewx-user/e1a39ce9-ad57-4750-a181-211e87d6aa21n%40googlegroups.com >>>>>>>> <https://groups.google.com/d/msgid/weewx-user/e1a39ce9-ad57-4750-a181-211e87d6aa21n%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>>>> . >>>>>>>> >>>>>>> -- >>>>>> 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 weewx-user+...@googlegroups.com. >>>>>> To view this discussion on the web visit >>>>>> https://groups.google.com/d/msgid/weewx-user/9c4c47fa-5c2b-4e92-95b2-def016a0b50an%40googlegroups.com >>>>>> <https://groups.google.com/d/msgid/weewx-user/9c4c47fa-5c2b-4e92-95b2-def016a0b50an%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>> . >>>>>> >>>>> -- >>>>> >>>> You received this message because you are subscribed to a topic in the >>>>> Google Groups "weewx-user" group. >>>>> To unsubscribe from this topic, visit >>>>> https://groups.google.com/d/topic/weewx-user/AiRP8V9t90w/unsubscribe. >>>>> To unsubscribe from this group and all its topics, send an email to >>>>> weewx-user+...@googlegroups.com. >>>>> To view this discussion on the web visit >>>>> https://groups.google.com/d/msgid/weewx-user/CAPq0zEBrsbJkSGYBAWbAVB0P6hVC%3Du%2BX3-70tWbHGBKPRRcG9Q%40mail.gmail.com >>>>> <https://groups.google.com/d/msgid/weewx-user/CAPq0zEBrsbJkSGYBAWbAVB0P6hVC%3Du%2BX3-70tWbHGBKPRRcG9Q%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>>> . >>>>> >>>> -- >>> 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 weewx-user+unsubscr...@googlegroups.com. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/weewx-user/8d895fd6-bca6-44a7-b5d0-c2ad78bd8643n%40googlegroups.com >>> <https://groups.google.com/d/msgid/weewx-user/8d895fd6-bca6-44a7-b5d0-c2ad78bd8643n%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> >> -- >> You received this message because you are subscribed to a topic in the >> Google Groups "weewx-user" group. >> To unsubscribe from this topic, visit >> https://groups.google.com/d/topic/weewx-user/AiRP8V9t90w/unsubscribe. >> To unsubscribe from this group and all its topics, send an email to >> weewx-user+unsubscr...@googlegroups.com. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/weewx-user/CAPq0zEB0Fzusn_pqjnVn8uPFEsX1iq89bHzJhev%2B_xjnGSzt5w%40mail.gmail.com >> <https://groups.google.com/d/msgid/weewx-user/CAPq0zEB0Fzusn_pqjnVn8uPFEsX1iq89bHzJhev%2B_xjnGSzt5w%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> > -- > 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 weewx-user+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/weewx-user/CAOVFAvqGsw8GD3GXwTuWeWMiz5KL8cKpWmGWMOVw7y5Xuxo2KA%40mail.gmail.com > <https://groups.google.com/d/msgid/weewx-user/CAOVFAvqGsw8GD3GXwTuWeWMiz5KL8cKpWmGWMOVw7y5Xuxo2KA%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "weewx-user" group. 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