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2 votes
0 answers
70 views

I am trying to analyze the 30 day standardized precipitation index for a multi-state range of the southeastern US for the year 2016. I'm using xclim to process a direct pull of gridded daily ...
0 votes
0 answers
27 views

There has been at least one other question regarding the introduction of new dimensions in the output of xarray.apply_ufunc; I have two problems with this answer: First, I feel like the answer avoids ...
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0 votes
0 answers
56 views

Very new to python! I am trying to model bottom water temperatures over time and need to reduce the resolution of my model from 1/20o to 1o. My ultimate goal is to map this and select specific grid ...
1 vote
2 answers
82 views

I have a dataset that I need to convert into a rioxarray dataset so I can use regridding features but I can't work out how to convert an already existing xarray object to rioxarray. Unfortunately I ...
0 votes
1 answer
62 views

I'm working in a Jupyter Notebook using Python 3.12. I have a 2D xarray (in reality, it's 3D, but we can treat it as 2D). I want to pull out the values based on indices I acquire elsewhere, and then ...
3 votes
0 answers
84 views

I’m trying to subset a large xarray.Dataset backed by Dask and save it back to Zarr, but I’m running into a major memory problem when attempting to drop rows with a boolean mask. Here’s a minimal ...
0 votes
0 answers
42 views

I have netCDF files of oceanographic data processed in Python, that I'd like to update the global attributes of (i.e., add the same attributes to a bunch of files). Tried doing it in Xarray per their ...
0 votes
1 answer
113 views

I am trying to concatenate 10 netCDF files that are output files from a software named Ichthyop. Each of the files is a result of a lagrangian simulation of particles drifting in the Eastern ...
0 votes
0 answers
49 views

from joblib import load ntrees_16_model = load(r"ntrees_quantile_16_model_watermask.joblib") ntrees_50_model = load(r"ntrees_quantile_50_model_watermask.joblib") ntrees_84_model = ...
0 votes
1 answer
58 views

I calculated the Growing Season Length (GSL) index for the 1950–2023 period in Turkey using ERA5-Land daily mean temperature data. According to the definition: First, find the first occurrence of at ...
1 vote
1 answer
80 views

I'm currently trying to resample a large geotiff file to a coarser resolution. This file contains classes of tree species (indicated by integer values) at each pixel, so I want to resample each block (...
0 votes
1 answer
66 views

I have a dasked xarray which is about 150k x 90k with chunk size of 8192 x 8192. I am working on a Window virtual machine which has 100gb RAM and 16 cores. I want to plot it using the Datashader ...
0 votes
0 answers
57 views

I use Python version 3.9.18 to reading wrfout files (name like: wrfout_d02_2020年01月01日_00:00:00) and get T2, Q2, PSFC, U10, V10, ACSWDNB variables and combine all days in the month to a output netcdf ...
0 votes
1 answer
85 views

I had the task of analyzing a .nc file. I have not worked with it before, so I did some research online and found some codes. I was exploring the dataset. I tried: I am using Debian 12, Python3 and ...
0 votes
0 answers
53 views

My overall goal is the set up a virtual dataset of ERA5 data using Icechunk. As a smaller test example, I'm trying to pull all the data located in the 194001 ERA5 folder. I've been mostly able to ...

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