Re: Time Series for a specific Latitude

From: Taylor Hughlett <taylor.hughlett_at_nyahnyahspammersnyahnyah>
Date: Tue Jan 08 2013 - 13:49:42 MST

Hi Dave,

Thank you very much for the advice! I will give that a shot asap and see
if I can get it working. If I have any other issues, I will do as you
suggested and send another email out to the list.


On 1/8/13 2:24 PM, "Dave Allured - NOAA Affiliate" <>

>Okay, this gives us a much better idea of what you want. Let's assume
>that you already have an NCL script to make the globally averaged
>temperature vs. time plot. It sounds like you want a zonal average
>east-west to the limits of the basin, at the specified latitude and
>depth, as a time series.
>If that is the case, then you simply take the existing script, and
>constrain the input data to be read using coordinate subscripting.
>You can probably just use the same averaging function that was used to
>make the global averages. You need to manually determine the east and
>west limits of the Atlantic basin at the specified latitude and depth;
>consult an ocean map or Google Earth or something.
>You can read about coordinate subscripting here:
>If you need further advice, please post a copy of the global averaging
>and plot script that you are using, and a printVarSummary of your
>input data variable.
>(Reply to list only!)
>On Tue, Jan 8, 2013 at 12:34 PM, Taylor Hughlett
><> wrote:
>> Hi Dave,
>> Thanks for the response.
>> What I am trying to do is plot the temperature from CCSM3 output data
>> a range of about 900 years only at 30 degrees North latitude for the
>> entire Atlantic basin at a depth of 800 meters.
>> I can produce globally averaged temperature vs. time line plots, and
>>all I
>> am wanting to do is specify a particular depth and latitude over an
>> basin.
>> I feel like that probably did not clairfy things much. Let me know if
>> helped.
>> Thanks,
>> Taylor
>> On 1/7/13 5:47 PM, "Dave Allured - NOAA Affiliate"
>> wrote:
>>>What do you mean by "for 30 degrees North latitude"? At what
>>>longitude? Or, do you want an average across a range of longitudes,
>>>in other words a zonal average?
>>>What kind of data are you starting with? Gridded?
>>>"Create a time series" -- You mean a line plot? See the example page
>>>for "XY" plots:
>>>(Reply to list only!)
>>>On Mon, Jan 7, 2013 at 3:51 PM, Taylor Hughlett
>>><> wrote:
>>>> Hello!
>>>> I was wondering what I would need to do in order to create a time
>>>>series for
>>>> a specific latitude.
>>>> What I am trying to plot is, for example, temperature at 800 meters
>>>> for 30 degrees North latitude.
>>>> Would anyone have an idea or know how to produce this time series
>>>> Thank you,
>>>> Taylor Hughlett

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Received on Tue Jan 8 13:47:03 2013

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