Questions tagged [era5]
ERA5 is a new state-of-the-art gridded reanalysis product covering the period 1979 to the present and available through the Copernicus climate data store through a web interface or a python api. The dataset includes a wide range of climate variables, the most popular including hourly rainfall, 2 meter temperatures and sea surface temperature
era5
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Regular patterns in ERA5-Land "total precipitation" map plots
Data source and preprocessing
I downloaded the ERA5-Land variable "total precipitation" (https://cds.climate.copernicus.eu/cdsapp#!/dataset/reanalysis-era5-land?tab=overview) and created an ...
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cdsapi era5 download (not use retrieve function but service function)
I have some data I'd like to download from the era5 via the cdsapi package.
I do know most data can be downloaded via using cdsapi.Client.retrieve function. Such as many examples I can find at stack ...
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How to ingest ERA5-Land orography to Google Earth Engine?
I would like to have elevation data associated with ERA5-Land dataset in Google Earth Engine. As far as I'm aware these data are not currently available in GEE, so I need to upload as a user asset.
I ...
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Get resultant wind speed from U and V components in a netcdf file for all latitude, longitdue and times
I have a series of (about 200) netcdf files that have the u and v components of wind speed on a grid of lats and lons for each hour in a month. I am trying to create a colour map of the averge and ...
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ERA5 model level conversion
Does anyone know of a toolbox to convert ERA5 model level data to height levels?
I have tried CDO but cannot find documentation of the parameter naming and formatting to use with ml2hl and as such the ...
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Downloading ERA5-Complete Reanalysis through CDSAPI results in Error-43. How to fix?
I am using flex_extract to send requests with CDSAPI to get ERA5 Complete Reanalysis Data. I can get data on 2018/08/09 with the area 74/-24/9.875/60.375 but changing the date or the area results in ...
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Troubleshooting nccopy: getting stuck at the end of rechunking
I am working with ERA5 atmospheric data to calculate wind speeds anywhere globally, at maximum spatial and time resolution. This results in an uncompressed 70GB file for one year's worth of data, and ...
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How can I improve the file reading time of large .nc files (70GB-350GB)?
I am working with ERA5 atmospheric data to calculate wind speeds anywhere globally, at maximum spatial and time resolution. This results in an uncompressed 70GB file for one year's worth of data, and ...
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Rename output file with ERA5 daily statistics calculator API
I am trying to download ERA5 daily statistics from hourly ones with the ERA5 daily statistics calculator. Since I need multiple years and months I am using API. Following the instruction in the ...
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How to manipulate data ERA5-land in R
This is the first time I work with the spatial data so I really need your help.
I tried to download data ERA5-land monthly from this using python (with the format netcdf.zip). I chose the subregion ...
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Speeding up finding the longest continuous sequence/run of values
I have 30 years masked dataset containing values for heatwave observed days. I want to calculate the longest heat wave event occurrence in each grid cell. The below provided code works fine when I ...
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Change default season months and calculate multi-year seasonal mean in CDO
I have a netcdf file containing daily temperature and precipitation converted from ERA5 data for the period 1975-2005. I want to calculate seasonal means over the entire time period but my season ...
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Download data ERA5 with R. Problem module 'requests' from python
I have done a small program based on the work done by Dominic Royé to download data from ERA5 in R. And it was working perfectly a few months ago. I wanted to rerun it now. But there is a problem with ...
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Is there a way to delete time values in an xarray dataset that does not meet a certain time value?
This ERA5 dataset, made up of netCDF files, comes in time values of %Y-%m-%dT%h:%M%s %p and they are given hourly. So, for 31 days, there are 744-time values. I only want to take the 12:00:00 value ...
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How to use 1D function metpy.parcel_profile in xarray dataset open with dask
I can't calculate parcel_profile (1D function) on an xarray dataset (segmented with dask) in 4D.
Hello,
I really need help, I'm working on ERA5 hourly data on pressure levels. I've extracted relative ...