Anybody have a Stevenson Screen?

BWR1953

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Anyone here have (or have built) a Stevenson Screen also known as a weather instrument shelter?

I'm building one and am wondering about having an open or screened bottom to maximize airflow.

Mine will be constructed of Coroplast sides and top (a double layered top) and some preformed plastic side vents. I'd originally thought I'd use aluminum angle stock to tie everything together but when I priced it at HD, the cost was pretty high. So I grabbed a couple 6' lengths of 1"x2" poplar for only 90 cents. When I got to the checkout, I learned that it was 90 cents per foot for the wood! Doh! So the cost for the 2 pieces was almost as much the aluminum stock. Sigh.

But I kept the wood and brought it home. Told the story to my wife and she pointed out that if I go with aluminum that it's "forever" since I don't have to worry about rot. Sigh again. :indecisiveness: :bi_polo: :lol: Guess I need to go back to the HD store. :frusty: :facepalm:

At least I'll get to play with my new little rivet gun! :pride:
 

southkogs

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Haven't built one of those. What weather instruments are you using?

I've got an Accurite set up at home. Kinda' fun playing with it.
 

BWR1953

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Haven't built one of those. What weather instruments are you using?

I've got an Accurite set up at home. Kinda' fun playing with it.
Right now all I have is a simple LaCrosse with remote thermometer/hygrometer. Been using it for years but it's in a bad location so I want to get it to a better place and the Stevenson Screen is the way to go.

What I really want is a complete setup with anemometer, rain gauge, etc. that can interface to a PC so that I can track long term weather.

Here's what it was like at my place this morning.

morning 11-17-2016.jpg
 

southkogs

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What I've been using is pretty simple, but a lot of fun. This is the gizmo:
1767903.jpg

But it feeds this data to the WEB:
Screen Shot 01.jpgScreen Shot 02.jpg
 

gm280

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BWR1953, I have never built one. In fact I didn't even know what one was until this thread. But I do know how inserts work. So as a mere suggestion, use some fine mesh screen attached on the inside of the unit to keep bees out from building nest inside. That way if/when you have to open it up, you won't get stung. JMHO
 

BWR1953

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What I've been using is pretty simple, but a lot of fun. This is the gizmo:


But it feeds this data to the WEB:
Nice looking rig.

After checking yours out, I started searching others and found one that has the temp/hygro separate from the other units. Could work well in my application... and I promptly closed the browser window and lost what I was looking at! Doh! :facepalm:



BWR1953, I have never built one. In fact I didn't even know what one was until this thread. But I do know how inserts work. So as a mere suggestion, use some fine mesh screen attached on the inside of the unit to keep bees out from building nest inside. That way if/when you have to open it up, you won't get stung. JMHO
Yep, the louvers I have are ventilated with small slots so the bees can't get in there. I've also considered getting some aluminum window screen as an additional layer of protection against smaller buggies.


Went to HD yesterday and returned the lumber. Was going to pick up the aluminum angle stock but when I reached for my wallet, it wasn't there! :eek: :confused: I forgot the dagonned thing. First time in who knows how many years. Senioritis catching up with me.

Anyway, these are the louvers. I'll post up some construction pix as I go along.

Vent1.jpg

Vent2.jpg

Vent3.jpg
 

BWR1953

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Okay, I gave up! :lol:

Dumped this project. Got started on it in earnest today and realized that it wasn't worth doing.

The Cloroplast sheeting is translucent and not opaque and could affect temperature readings. And it was a pain to work with. I was going to use it for the box panels because I already had it on hand. Don't plan on buying plywood or anything as a replacement. Too expensive.

I already have $75 in materials and tool costs and would need to spend another $15 on an additional length of aluminum stock. So $90 for the homemade screen using the Cloroplast plastic sheeting. Not gonna happen when I can get a complete weather station for 10 bucks more!

I'm not unhappy though. It was an interesting experiment and I can use the rivet gun, rivets, aluminum stock and plastic sheeting on other projects. Some even boat related! :rolleyes:

Nothing to see here, move along... :laugh:
 

southkogs

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To make the omelette, you first have to learn to bust perfectly good eggs ... ;)
 
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