Weather Stations

/ Weather Stations #61  
My God, this is making me dizzy. Maybe, I am just too dumb! Speaking of the population getting dumbed down. I was at a TSC this evening and happened to see a cheap little weather gadget that tells you what to wear!

Does the Davis wireless anemometer give wind gust information? I still like wired. Ontario Hydro just announced that it has given up on many (time of use) smart meters for rural customers. Seems Leafy Trees (Didn't know Ontario had any) cause issues for a reliable radio link! Wireless is always my LAST choice!
 
/ Weather Stations #63  
Well equipped Davis Vantage Pro2 is more than 1000 USD.
You can make one very cheaply by yourself though. Hang a rock on a rope on a tree branch so you can see it from the window.
Weather Station | Funny Signs | Entertainment
If you like to tinker with electronics there are many links to DIY PWS on Internet.
In example : How I Made a Custom Arduino Weather Station | Toptal



Here is a source of PWS Home

I bought one of my VP2s (PN: 6152 ) through These guys . They were excellent to deal with. Price right now for the basic wireless VP2 is $425. The WeatherlinkUSB is an additional $108. $533+ applicable taxes + shipping. I found Scientific Sales to have the best pricing when I was researching several years ago, and from what Ive seen they still have the best prices Ive found.
 
/ Weather Stations #64  
I bought one of my VP2s (PN: 6152 ) through These guys . They were excellent to deal with. Price right now for the basic wireless VP2 is $425. The WeatherlinkUSB is an additional $108. $533+ applicable taxes + shipping. I found Scientific Sales to have the best pricing when I was researching several years ago, and from what Ive seen they still have the best prices Ive found.

I am cheap I would never spend 1000 or even 300 for a PWS. It was given to me my nice wife. She bought it telling me that's because I would never do it and that she knows I would enjoy it. She was right. There is a link to my PWS in my signature.
 
/ Weather Stations #65  
My God, this is making me dizzy. Maybe, I am just too dumb! Speaking of the population getting dumbed down. I was at a TSC this evening and happened to see a cheap little weather gadget that tells you what to wear!

Does the Davis wireless anemometer give wind gust information? I still like wired. Ontario Hydro just announced that it has given up on many (time of use) smart meters for rural customers. Seems Leafy Trees (Didn't know Ontario had any) cause issues for a reliable radio link! Wireless is always my LAST choice!

The VP2 from Davis has one of the fastest wind update speeds of all the pro-sumer models out there. It updates fast enough to catch gusts. It's around a 2.5sec update speed on the display IIRC, which is pretty fast for a wireless system. The cheap china clones I had missed almost all the gusts because their update speed is too slow. Davis used to have a comparison chart comparing the specs of their units to the competitors but Im unable to find it now.

There also time averages for wind speed available as well. Mine shows 10 min average speed on the bottom scrolling display.

The ISS (Integrated sensor suite, which is anemometer, wind dir, temp, rain and humidity, plus the wireless transmitter, backup battery and solar panel for power. With solar UV and solar radiation sensors as options) would mount to your pole. Actually you put the Anemometer on the top of the pole and the ISS near ground level. The Anemometer connects to the ISS via "Ethernet" cable AKA phone cord that you would run down your pole, with telephone style jacks on the end. That is one benefit to the VP2 over the Vue in that the Anemometer can be mounted at height and the raingauge/temp/humid sensors mounted at near ground level. There are actual official guidelines that youre supposed to follow regarding station mounting to gather correct data which you can google later if you go this route. Having the rainguage near the ground also helps with maintenance as the rainguage is the item that requires the most IMHO.

The data is transmitted from the ISS to your base station display which you place in your house somewhere. You can also have multiple base station displays if you want, say one in the bedroom and one in the front doorway for example.

From the base station the weather data is uploaded to the internet (if you so choose) either via a USB cord for a hardwired connection or the WeatherlinkIP if you want a wireless, standalone option when you dont want to keep a PC running 24/7, not that you have to , but data is only "live" on the net while the PC is running if you are using the USB option, not a big deal unless you need to check the weather at 3AM on your smartphone;) . Your WeatherUnderground data log will be updated the next time you boot your computer, so your uploaded data shouldnt have any holes in it. No internet connection is required to run the base station displays and they will run and log data in the event of a power failure because the do have an internal battery backup.

There are other ways to get your data online without a running PC or the WLIP, but they are a little harder for those who arent tech savy.

Range wise, the Davis is rated to 1000' and in my experience I havent had a loss of communication with either of my stations (in separate locations). My longest distance between station and sensor was only 150' though. Davis does offer the option of wireless repeaters, so if your sensor is mounted too far to reach the base, a repeater can be placed somewhere along the line.

Wired is "great" until you have to go crawling through the insulation in the attic during setup or troubleshooting ;) Dad had a Davis WeatherWizzard III at one time and I swore Id never set up another wired station!!! I think Im still itching from that thing :laughing: Great station though, I still have it in a box in the barn somewhere. The Anemometer started working intermittently and it was replaced with a VP 2 (Wireless:D). If youre a bugger for punishment, Davis does make a Vantage Pro 2 in a wired version, its cheaper, but it'd have to be "free" for me to even consider installing one.
 
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/ Weather Stations #66  
I am cheap I would never spend 1000 or even 300 for a PWS. It was given to me my nice wife. She bought it telling me that's because I would never do it and that she knows I would enjoy it. She was right. There is a link to my PWS in my signature.

Just correcting the notion that a professional quality, US made, weather station was "$1000". Of course to some even $1.00 to string up a rock is too much, to others a $3500 Young is no big deal. For the price, quality and capability the Davis models are a relative bargain, in the world of weather instruments. Ive been dabbling with weather stations for 10 years now and would be lost without my PWS.

How do you like the solar add ons sensors? They are on my list for future purchases mostly to see whether of not solar panels would make sense in my location
 
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/ Weather Stations #67  
Just correcting the notion that a professional quality, US made, weather station was "$1000". Of course to some even $1.00 to string up a rock is too much, to others a $3500 Rainwise is no big deal. For the price, quality and capability the Davis models are a relative bargain, in the world of weather instruments. Ive been dabbling with weather stations for 10 years now and would be lost without my PWS.

How do you like the solar add on sensors? They are on my list for future purchases mostly to see whether of not solar panels would make sense in my location

We installed solar panels somewhat before the PWS. I was hoping that I could get total energy impacted our property over a year and compare it with PV production. Then I discovered that the software associated with the PV does it better. If I knew then what I know now I would opt for ground temperature sensor instead because of my wife is fanatical mushroom hunter.
Nevertheless I love my PWS and look at it several times a day. The sensor I am interested in most is a rain sensor followed by temperature. I would like to upgrade the temperature sensor to fan aspirated at some point.
Only problem with the data on Internet is that our SAT Internet fails during very heavy rain so no data is reported. I wish they modify the software in the TP-link to store the data until the Internet is available and them push it there.
 
/ Weather Stations #68  
No they did not guess they figured mine was working..I did send an email actually sent another one today.

Maybe try giving them a call. From comments on the weather forums, davis has dropped the ball lately in their once excellent customer service area, particularly email. I find a call gets better results anyways. Hope they get you squared around at no charge.
 
/ Weather Stations #69  
We installed solar panels somewhat before the PWS. I was hoping that I could get total energy impacted our property over a year and compare it with PV production. Then I discovered that the software associated with the PV does it better. If I knew then what I know now I would opt for ground temperature sensor instead because of my wife is fanatical mushroom hunter.
Nevertheless I love my PWS and look at it several times a day. The sensor I am interested in most is a rain sensor followed by temperature. I would like to upgrade the temperature sensor to fan aspirated at some point.
Only problem with the data on Internet is that our SAT Internet fails during very heavy rain so no data is reported. I wish they modify the software in the TP-link to store the data until the Internet is available and them push it there.

Interesting, thanks. I was hoping the sensors would give some accurate data for this site to maybe help a future purchase. PVWatts doesnt have much detail for this area.

Davis does offer a mouth watering assortment of sensors dont they;). I find Temp and wind/windchill are my first reads. I considered the aspirated temp, but I wonder if it was worth it cost vs. accuracy-wise because right now, Im pretty much spot on with all the stations in my area, including the official government ones.

Ground temp would be a good one, especially if I ever get my greenhouse off the ground. I could put a sensor right inside the greenhouse and monitor. Heating my raingauge would also be a nice upgrade, but that would require running 120v out to the ISS, which would be a lot of work for the end result.
 
/ Weather Stations #71  
I had an old Davis setup for years. Then one day Davis decided they would not support it any longer. They would not sell any parts for it any longer. They told me to buy a new one. I didn't like that. Costco has an acurite on sale for $75.00.
Bought it, installed it, never looked back. Never lost signal, very accurate. I really think it beats Davis hands down.
Accurite has great support. They stand behind their product.
I went out and Bought another cause I like it so much.
 
/ Weather Stations #73  
At what point do the socks come into play?

Wouldn't ground temperature be highly variable, with factors like previous snow cover, sunlit or shade, sheltered or windy?

I had a Heathkit thermometer I loved. Indoor and outdoor temperature readings with a lit Neon display. It flicked back and forth reliably for decades. Then it started to give erroneous readings. I went through it, replacing dried out caps, and attempted to calibrate it. The design however made the one temperature affect the other, especially at very high or low readings. Now I wonder, how accurate it actually was all those years and have lost confidence in it.
 
/ Weather Stations #74  
Maybe try giving them a call. From comments on the weather forums, davis has dropped the ball lately in their once excellent customer service area, particularly email. I find a call gets better results anyways. Hope they get you squared around at no charge.
:thumbsup:
 
/ Weather Stations #75  
Interesting, thanks. I was hoping the sensors would give some accurate data for this site to maybe help a future purchase. PVWatts doesnt have much detail for this area.

Davis does offer a mouth watering assortment of sensors dont they;). I find Temp and wind/windchill are my first reads. I considered the aspirated temp, but I wonder if it was worth it cost vs. accuracy-wise because right now, Im pretty much spot on with all the stations in my area, including the official government ones.

Ground temp would be a good one, especially if I ever get my greenhouse off the ground. I could put a sensor right inside the greenhouse and monitor. Heating my raingauge would also be a nice upgrade, but that would require running 120v out to the ISS, which would be a lot of work for the end result.

It might be tough to keep the greenhouse warm year around in NS. I have seen pictures of a greenhouse buried in ground with only glass roof above it.
The mushroom (morel) season in IA starts usually first week in May and lasts about two weeks. Ground temperature is the main factor for the morels to emerge. Then soil moisture determines the number. Therefore I would like to add ground temp sensor and gather data about rainfall and temperature versus morel appearance. My method of determining start of the morel season is size of the oak leaves. When oak leaves are size of Mickey Mouse ears is the time to hit the forest.
 
/ Weather Stations #76  
I bought one of my VP2s (PN: 6152 ) through These guys . They were excellent to deal with. Price right now for the basic wireless VP2 is $425. The WeatherlinkUSB is an additional $108. $533+ applicable taxes + shipping. I found Scientific Sales to have the best pricing when I was researching several years ago, and from what Ive seen they still have the best prices Ive found.

I want a weather station that can broadcast info to Weather Underground. If I understand correctly, I will need the WeatherLink in order to do that??

Or, do I only need the weatherlink, if I can't connect it to my computer?

I plan to put the weather station monitor in my office next to my computer.
 
/ Weather Stations #77  
I want a weather station that can broadcast info to Weather Underground. If I understand correctly, I will need the WeatherLink in order to do that??

Or, do I only need the weatherlink, if I can't connect it to my computer?

I plan to put the weather station monitor in my office next to my computer.
You will need the weatherlink to connect to the PC
 
/ Weather Stations #78  
I want a weather station that can broadcast info to Weather Underground. If I understand correctly, I will need the WeatherLink in order to do that?? Or, do I only need the weatherlink, if I can't connect it to my computer? I plan to put the weather station monitor in my office next to my computer.

Yes a Weatherlink is required if you want to get the data from the station to either a PC or the Internet.

There are 3 versions of Weatherlink.

One is a Serial version, but its pretty old tech.

In practice there are only 2 versions used today. One is the WeatherlinkUSB and the other is called the WeatherlinkIP.

The WeatherlinkUSB is, like the name states, a USB connection from the station to a USB port on a PC. From your PC you then broadcast your data to sites like WeatherUnderground using either the Davis software (not the best) or a 3rd party software like Cumulus which is the software I use. The WeatherlinkUSB requires you to leave your PC powered on for all the time you wish to broadcast your data live. If you shut down your PC at night (as I do), the next time you boot your PC and run the station software it will upload your offline data to whatever sites you belong to.

The WeatherlinkIP is a standalone "Router" that enables you to broadcast your station data direct to the internet without having to go through a PC. If you dont want to run your PC 24/7 and need to get that 4am weather fix, this is the best option. Its cost is higher than the WeatherlinkUSB because it contains a lot more physical hardware and it also includes a free subscription to Davis's weather website called Weatherlink Network Join the WeatherLink Network by Davis

IMHO Davis REALLY needs to work on their descriptions of what each of their Internet connection options do. Its confusing for most people to choose which option they want. They really dropped the ball there. Actually, Davis should be including network connectivity in their units right out of the box, but they want to get that extra $100 out of people for a WeatherlinkUSB for the "privilege" of being able to put their data online, a bit annoying in this day and age.

There are also some 3rd parties making hardware to connect the Davis units to the net as a standalone (like the WeatherlinkIP). One is called Meteobridge IIRC. And some people have done some homebrew devices using RasberryPI and Arduinos.. Problem is that you still need at least to buy WeatherlinkUSB (or build your own) to get your data off the station before buying something like a Meteobridge. The Meteobridge is also more money than the Davis WLIP so it isnt a cost saver either.

Check the weather forums for more. I like this site : Davis Instruments Weather Stations
 
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/ Weather Stations #79  
Been through a couple of La Crosse units here. The temperature, humidity and wind direction functions operate well enough. However the three cup wind turbine looses the bearings at about 14-15 months.
 
/ Weather Stations #80  
I want a weather station that can broadcast info to Weather Underground. If I understand correctly, I will need the WeatherLink in order to do that??

Or, do I only need the weatherlink, if I can't connect it to my computer?

I plan to put the weather station monitor in my office next to my computer.

Most if not all weather stations can send data to Internet. We have Davis Vantage Pro 2. It came with a small box called TP-Link that connects to Monitor via USB and to our home network via wired Ethernet (I think the latest version of the TP-Link can also connect via Wireless). It doesn't need PC to push data to Internet service of your choosing. Then you can see the data on any PC or smart phone.
Here is a link to our station:
House in Medora Weather | Personal Weather Station: KIANEWVI3 by Wunderground.com | Weather Underground
or here
AWEKAS Automatic Weather Map System
 

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