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Questions tagged [climate]

For questions related to climate data or analysis, such as precipitation or temperature.

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2answers
31 views

Specifying which point buffers fall within a particualar land type (polygon)

I have a point buffer layer which represents tick occurrence and a polygon layer which represents landcover types (derived from Corine land cover). I want to define which point buffers (1km) fall ...
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1answer
211 views

Any workaround to extract plain text data in ASCII from `netCDF` file in R

I am wondering about how to proportionally split or subset the gridded dataset in netCDF format where data sources were provided by European Climate Assessments and dataset (link for data source). ...
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1answer
134 views

How to choose the grid node that falls in Germany from gridded estimated climate data in R? [duplicate]

I am newbie to deal with climate data, so let me go straight with my question. I downloaded data from climate data which asked me to register first before accessing their dataset, and those data are ...
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2answers
148 views

Looking for average temperature data for Afghanistan

Hey all I am looking for a average temperature data for Afghanistan monthly over a year, precipitation would work too. In a shapefile, if anyone has any or knows anywhere that I could access one ...
1
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1answer
183 views

Any efficient workaround to reshape and aggregate multi-layers raster grid in R?

I have historical daily minimum/maximum temperature observations data in two big netCDF file, so I used raster::stack to import those in RasterStack object. However, here I want to reshape and ...
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1answer
134 views

Processing daily PRISM climate Raster datasets?

I am looking to perform principal component analysis (PCA), based on daily gridded raster datasets (7 different climate variables) between 1985 and 2015. I was hoping to take each daily dataset (a ...
1
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1answer
451 views

Making CLM Files in DIVA-GIS

I'm downscaling some climate data for a small area in Italy, and have created the 36 monthly files for Tmin, Tmax and Prec. Having exported from ArcGIS 10.4 into ascii format (integers), then imported ...
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1answer
80 views

From raster to vector format? [closed]

I have files from two sources, one has come from http://www.worldclim.org, contains climate variables such as precipitation and temperature on a world scale, in raster format. The other has the ...
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1answer
4k views

Use of file with '.dat ' extension

I dowloaded the climate data from this site http://catalogue.ceda.ac.uk/uuid/3f8944800cc48e1cbc29a5ee12d8542d and they have the extension .dat . I'd like to import the information in QGIS as raster ...
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1answer
387 views

Selecting lines affected by sea level rise?

I'm doing a part for my master's thesis where I'm trying to find out which sites located near the coasts of Sweden that will be affected by sea level rise. I got a DEM with height data and have to ...
1
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1answer
75 views

Climatic data sets

I did a bulk download of climatic data from http://neo.sci.gsfc.nasa.gov/ in png format so that I will extract my ROI(Africa). After the download I loaded them in Arcgis and discovered they are not ...
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1answer
122 views

Sources for long-term NDVI datasets with coverage to west Asia?

I'm in need for long-term NDVI dataset for my research in bio-climatology, looks like GLCF GIMMS are no longer available online, any suggestions/workarounds to get the data.
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0answers
28 views

Aggregate Willmott and Matsuura Temperature Climate Data on Country Level

I'm looking for monthly mean temperature data on the country-level since 1900, or at least 1950, with temperature weighted according to population density. The common database for the spatial ...
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0answers
25 views

How to create a surface layer from gridded point data of air temperature and Precipitation?

I want to aggregate monthly averages of temperature and precipitation over a 10-year period into weighted seasonal averages (DJF) for use in interpolation. I have downloaded Shapefiles for each month (...
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0answers
254 views

Obtaining regular raster grid from netCDF format grid data in ArcGIS Desktop or R? [closed]

I downloaded E-OBS gridded data from European climate data assessment (grid datasets website and dataset 1 and dataset 2), and I am interested in 0.25 degree grid data of land surface temperature and ...
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0answers
302 views

Downscaling 1km data to 250m with points

I am doing some species distribution modeling with MODIS 250m data, and would like to downscale 30 arc-second (1km) bioclim data to 250m so that I can use them in my models. My idea is this: Rather ...
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0answers
39 views

Looking for high quality Koppen climate maps [duplicate]

I wonder if anyone can point me in the direction of high resolution Koppen climate maps for use in academic research. I want to accurately place c. 100 study sites from around the world in their ...
1
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1answer
363 views

Extraction climate mean values from GADM and WorldClim (Finland) using R

[Working with R 3.2.2] I am trying to extract climate mean values country by country from GADM and WorldCLim (www.worldclim.org). The code I am using is the following one: #Install necessary ...
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0answers
683 views

Extracting climate data for given coordinates from interface?

I have my own dataset of latitudes and longitudes. I need to extract annual average climatic variables (Rainfall, temperature,sunshine etc) for this specific data set. I tried WorldClim but it ...
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0answers
23 views

Seeking 1km bioclim data layers for time period between 2005 - 2009?

I am looking to download some simple bioclim layers for a college exercise. I am looking at annual precipitation and mean temp and want it at 1km spatial resolution for any time period around 2005 - ...
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0answers
99 views

Global NetCDF datasets with station time series data?

I´m working on a web application which uses temperatur and precipitation data. Currently i´m using only globally interpolated, multidimensional rasterdata from terrestrial stations (queried with x,y,t)...
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0answers
94 views

Transforming climate text data to raster in ArcGIS Desktop?

I have climate data in text files with no header in the format below from Udel's climate program. Each row has a lat, lon, and a temperature for each month (14 columns total) from 1900-2010. I need ...
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0answers
875 views

Calculating Climate Suitable Days using netCDF4 and Python?

This is a follow up to Using netCDF4 Python climate algorithm? I’m relatively novice in using netCDF files, so I’m wondering if someone can check my logic on my process of delineating what has been ...
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0answers
228 views

IDL 7.1.2; How to plot negative correlation in Taylor diagram [closed]

I am working on a model's run performance evaluation, three runs of GFDL-CM2.0 and five runs of GFDL-CM2.1 are used for temperature and precipitation for the years 1979-2000. The objective is to ...
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0answers
115 views

Sources for meterological data with high resolution

I was running Maxent on an endemic species of andaman and nicobar.But the climate data I have from worlclim.org ( tile number 29 ) is not of high resolution and thus I can't see the distribution ...
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2answers
369 views

Downloading climate data? [closed]

I just want somebody to help me with a link so that I can download global climatic data variables like temperature, precipitation, cloud cover etc
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1answer
1k views

How I can extract a subset of years from a NetCDF file (e.g. to use in cell statistics)?

I want to use 5 years of data from a netCDF with 10 years of data (monthly slices). I saw this tutorial video that mentions this, but I can't figure out how to select more than one time slice. http://...
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1answer
147 views

Calculating Koppen climate classification in Google Earth Engine seems wrong

For a paper I am writing I need to know the extend of all drylands on earth. Instead of getting third party data I decided to calculate this myself so I keep in control of all steps of the process. ...
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1answer
464 views

Error coercing raster to SpatialPixelsDataFrame in R

I obtain the below error when I try to coerce my raster to a vector. Initially my rasters are of different extents and I use the projectRaster tool to obtain the same extent for both the rasters. ...
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1answer
312 views

Sea level rise prediction by zip code in the U.S. coasts

I'm relatively new to GIS data and am working on a project on climate change. I can find online predictions of sea level rise by zip code in the U.S. East, West and Gulf Coasts (for example: http://...
0
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1answer
170 views

Precipitation or snow cover raster data for Scandinavia

I am looking for free precipitation or snow cover data in Scandinavia mountain during the winter 2011-2012. The WorldClim dataset is not enough acute. I would like 500 m scale at least. There is NASA'...
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0answers
28 views

Shift time in NetCDF files

I have a folder which contains (monthly) nc files from January 1980 to December 2015 with hourly data for different compounds (such as PM2.5, O3, NO2, NO, etc).The time is in UTC as follows: int ...
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0answers
63 views

Daily averages in local time from UTC

It has been almost 2 weeks since I started getting familiar with netCDF files and operators (NCO) and climate data operators (cdo) and I am not an experienced programmer. I have a folder which ...
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0answers
51 views

Automating Model Builder (ArcMap) for NetCDF Processing

I have a NetCDF with 30+ years of monthly data from which I want to find the climatological normal. Using the NetCDF tutorial I found through NOAA (https://www.esrl.noaa.gov/psd/data/gridded_help/...
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1answer
111 views

Plotting data only inside polygon in MATLAB?

We can plot data with polygon in MATLAB as a data size of 651*1200*12 S.X and S.Y shows the X and Y values of polygon. for i = 1:12 subplot(4,3,i) pcolor(lon1,lat1,data(:,:,i)) ; shading interp ; ...
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2answers
209 views

skimulator - Python error message on Windows 10 - load_entry_point

I am running python code called skimulator on Windows 10 to model Arctic ice drift and sea/wave velocities for a satellite mission in 2025. Its installed using Anaconda navigator with a python 3, ...
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1answer
415 views

Error message, for “pip install /path/to/the/skimulator/directory” on Windows 10 Anaconda/python

I am trying to install skimulator on my windows 10 system. This is for simulating images of sea ice drift in the Arctic, for 2025 satellite mission. I have installed Anaconda/python and followed the ...
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0answers
31 views

I am using Mosaic to New Raster for AvgMin temp for each month, I need to reference from which month any given pixel in the output was populated from

In ArcMap, I am working with climate data, AvgMin for each month. Using Mosaic to New Raster, and Mosaic Operator set to minimum I can isolate the absolute lowest value over the 12 input rasters, ...
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0answers
145 views

Converting ESRI Grid to GeoTIFF and writing to NetCDF

I'm trying to loop through and read a stack of ESRI grids in a specific projection, convert them to GDAL and then write them out to a NetCDF, but I've never performed this from scratch and I'm running ...
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1answer
526 views

Extract mean values of climate variables by level 2 administrative area country by country using R?

[Working with R version 3.2.2 in a Mac computer.] I am trying to calculate mean values for climatic variables (http://www.worldclim.org/) for spatial objects in R. The challenge is that I'm trying to ...
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1answer
233 views

Performing trend analysis with R?

I have data of monthly temperature for 60 years. I want to analyze the trend for the monthly temperature in R. How do I construct R Code which would analyze monthly trend over the time series to ...
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1answer
253 views

Accessing WorldClim data?

I have been trying to access WorldClim data for several days now, without success. Neither browser-based download nor getData() works in my case. I have tried various end devices, on various ...
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1answer
63 views

Web GIS App to analyse sub-national health and climate data [closed]

the GIS app would have climate data of a district in raster format (extrapolated surfaces of weather station data for rainfall, temperature etc) and ACCEPT health data (e.g. geocoded malaria ...
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1answer
48 views

climate data for Europe [duplicate]

I am looking for climate rasters (temperature, precipitation) for European continent. I know WorldClim (1km/pixel) but it is too coarse. Do you know, where can I download finer data, for example ...