Previous: Inspecting the weather data Next: Inspect weather data as a plot in IDV Table of contents Index Glossary Images Frames U09-NRM-127: The role of Distributed Data Access Technologies in NRM - for ITC-IDV version 2.7 > Thematic Expert Models > Food security > Biophysical Production Simulations > Case study: Sunflower productivity in Spain > Inspecting the weather data

7.0.1.2.1.0 Inspect the values as text in IDV

Inspect the weather data in IDV

You will visualize minimum temperature, maximum temperature and precipitation for the Amreli weather station for the year 2004.

For your convenience, all data was packaged into a zip files:
Rainfed wheat data 00_01
Rainfed wheat data 01_02
Rainfed wheat data 02_03
Rainfed wheat data 03_04
Rainfed wheat data 04_05
Rainfed wheat data 05_06
Rainfed wheat data 06_07
Download all or one of the zip files, and extract the files that it contains to your local hard disk. Remember in which directory/folder you stored the files.

The point data file for the Amreli weather station has been loaded.

Inspect the values as text in IDV

When the point data file was loaded, you were automatically taken to the Field Selector tab. On the left-hand side, you see the file that you just loaded. On the right-hand side, under Displays, you need to select the type of display that has to be created. As we wish to inspect the loaded point data, click Point Data.

You will first inspect the values of the loaded file as text, to be sure that the import went fine.

You are automatically taken to the Displays tab. You can scroll through the data, you can see that you have data for a year (rows), and you can see the columns Latitude, Longitude and Altitude. These are not exactly the values we are interested in.

Questions:
What are the minimum and maximum value for the maximum temperature field?
What are the minimum and maximum value for the minimum temperature field?
What are the minimum and maximum value for the precipitation field?

Max_temp: 26.4 - 44.8 Min_temp: 6.8 - 30.4 Prec: 0 - 7.1

Question:
How come there is no data for 31 December 2004? Hint: Find out whether 29th of February 2004 is listed in the point data list.

 


Previous: Inspecting the weather data Next: Inspect weather data as a plot in IDV Table of contents Index Glossary Images Frames Français Español Portugese Italian Japanese Korean Russian Chinese-simp Chinese-trad Dutch German Greek Français Español Portugese Italian Japanese Korean Russian Chinese-simp Chinese-trad Dutch German Greek

U09-NRM-127: The role of Distributed Data Access Technologies in NRM - for ITC-IDV version 2.7 > Thematic Expert Models > Food security > Biophysical Production Simulations > Case study: Sunflower productivity in Spain > Inspecting the weather data