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1answer
21 views

Trouble Installing GriB extension to Geoserver 2.7.1.1

I am trying to add GriB reading capability to my Geoserver distribution (version 2.7.1.1, build date Jun 26, 2015). I am trying to use the plugin archive found at ...
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2answers
17 views

GRIB2 analysis time?

I am trying to understand the timestamps in a grib2 file containing hourly data. From http://www.cpc.ncep.noaa.gov/products/wesley/wgrib2/csv.html: Time0 is the reference time, that is usually the ...
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0answers
24 views

Sum multiple grib2 files

I have several grib2 files containing hourly accumulated precipitation data however I would like to merge these files so that I have the accumulated precipitation across several hours. So say I have ...
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0answers
37 views

How can I merge multiple grib2 files into a single file with a time dimension that I can upload to Geoserver?

I have a large number of grib2 files representing the same grid for different times. I want to be able to select an arbitrary amount of them and merge them into a single grid with time dimension. That ...
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1answer
58 views

converting grib to netcdf with time dimension

I'm trying to convert grib files to NetCDF. The grib files contains subdata sets which are time related. Using the netcdfAll Java library with the NetCDF-4 C library works fine. java -Xmx1g ...
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0answers
78 views

GRIB data interpolation

I've been wrangling around in GFS grid based data (GRIB - mostly 0.5 degree resolution). I'm interested in plotting these by converting to geojson with ogr2ogr (which is quite easy). However, is there ...
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0answers
54 views

Problem installing GRIB community extension to Geoserver 2.6-SNAPSHOT

I am following this Installing the Geoserver GRIB format extension guide to enable grib store functionality on my Boundless OpenGeo Geoserver 2.6-SNAPSHOT (Build date: 03-Dec-2014 23:05). Turns out ...
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146 views

Import in Google Earth Pro Geotiff from a Geostationary satellite

I'm litterally having a nightmare with geostationary image. I would map this geotiff https://drive.google.com/file/d/0B5L9hPViqpFNdVdaYklodzBkamc/view?usp=sharing on Google Earth. What i get is this: ...
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2answers
60 views

translate GRIB product on bounding box

I'm in troubles with the projection of a GRIB product. I have a Cloud mask image and I want georeferencing it with GDAL. I need to pass through gdal_translate before, since i need to fix the bounding ...
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0answers
67 views

Geotransformation, from sat coordinates to Earth coordiantes

I'm using this code: https://github.com/mcidasv/mcidasv/blob/master/ucar/unidata/geoloc/projection/sat/GEOSTransform.java to retrieve longitude and latitude in Earth system from column, line ...
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0answers
40 views

How to read header record in HRIT file?

i have to read Image Navigation Record from a hrit file because i need CFAC,LFAC,COFF and LOFF values. How do i do that? Is pytroll useful for me?
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4answers
280 views

Converting a large set of GRIB2 files to a spreadsheet format

I have a large set of .pgrbf.grb2 files downloaded from the Climate Prediction Center, and I need to run statistical analyses comparing them to data that was produced locally in .csv format. I'm not ...
3
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1answer
96 views

extracting geographic location from NOAA NARR grib

I've downloaded a NOAA NARR grib file that I want to extract the wind component as well as the geographic location. I'm able to extract the wind component from the grib but I can't seem to find any ...
0
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1answer
214 views

How wrap GRIB data in Mapserver 6.4

I'm trying to draw a combination of layers with Mapserver. One of the layer takes a shapefile as input and the other one is based on GRIB data. The issue is that the GRIB layer (in green) is drawn ...
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1answer
103 views

How can I access the bands of a grib file with gdalwarp?

How can I access the subdatasets of a grib file? I am working with NLDAS data and I want to process only the first band of the grib file. I know how to do it with HDF data but I couldn't handle it ...
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0answers
365 views

Converting GRIB to Geotiff with gdal_translate in Python

I want to extract each band from a GRIB (gridded binary from http://data-portal.ecmwf.int/data/d/interim_daily/) in a single Geotiff image. I´m using Python with gdal_translate in a QGIS backround, ...
1
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1answer
448 views

Python package for processing GRIB data in windows

I would like to know what python packages can be used to process GRIB (Gridded Binary) data on a Windows system. I know there is something called pygrib, but to use that I have to use cygwin windows ...
1
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1answer
444 views

Convert grib (grb2) precipitation band to visible PNG

I'have been trying to convert band 7 (precipitation) of a grib file (you can download it if you like) to a visible PNG image which I can load via KML into a google maps viewer I have. The ...
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0answers
127 views

How to rotate u and v components of wind in rotated gribs?

I have a grib message of a rotated hirlam product. The grib message states, that the u and v component contained are relative to the rotated grid. How can I unrotate them?
3
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2answers
2k views

Conversion of GRIB and NetCDF to my database

. I have downloaded "High Resolution Initial Conditions" climate forecast data for one day, it was in extension .tar.gz so I extracted it in my local directory and I get the files like in the ...
5
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1answer
2k views

grib2 to raster? (grib2 -> raster2pgsql -> PostGIS 2.0 -> GeoServer)

I'm looking to implement import of US National Weather Service data for doing various sorts of models (www.soils.wisc.edu/uwex_agwx if you're curious about what we're doing with the data). The ...