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Warning (splitTimevalue) : Reset wrong date/time when merging netcdf files

Added by Lyndon Mark Olaguera over 6 years ago

Dear CDO experts,

I am trying to merge forecast files. However, I encounter the following warning message:
Warning (splitTimevalue) : Reset wrong date/time to 0000-04-01 18:00:18!

The netcdf file can be downloaded from this link:

https://www.dropbox.com/s/xiyyt6vbw5ryt96/jra55_surface_fluxes_200812_daymean.nc?dl=0

Here's the output of cdo sinfo command:

Warning (splitTimevalue) : Reset wrong date/time to 0000-04-01 18:00:18!
File format : NetCDF
-1 : Institut Source T Steptype Levels Num Points Num Dtype : Parameter ID
1 : unknown unknown v instant 1 1 41760 1 F32 : -1
2 : unknown unknown v instant 1 1 41760 1 F32 : -2
3 : unknown unknown v instant 1 1 41760 1 F32 : -3
4 : unknown unknown v instant 1 1 41760 1 F32 : -4
5 : unknown unknown v instant 1 1 41760 1 F32 : -5
6 : unknown unknown v instant 1 1 41760 1 F32 : -6
7 : unknown unknown v instant 1 1 41760 1 F32 : -7
8 : unknown unknown v instant 1 1 41760 1 F32 : -8
9 : unknown unknown v instant 1 1 41760 1 F32 : -9
10 : unknown unknown v instant 1 1 41760 1 F32 : -10
11 : unknown unknown v instant 1 1 41760 1 F32 : -11
12 : unknown unknown v instant 1 1 41760 1 F32 : -12
13 : unknown unknown v instant 1 1 41760 1 F32 : -13
14 : unknown unknown v instant 1 1 41760 1 F32 : -14
15 : unknown unknown v instant 1 1 41760 1 F32 : -15
16 : unknown unknown v instant 1 1 41760 1 F32 : -16
17 : unknown unknown v instant 1 1 41760 1 F32 : -17
18 : unknown unknown v instant 1 1 41760 1 F32 : -18
19 : unknown unknown v instant 1 1 41760 1 F32 : -19
20 : unknown unknown v instant 1 1 41760 1 F32 : -20
21 : unknown unknown v instant 1 1 41760 1 F32 : -21
22 : unknown unknown v instant 1 1 41760 1 F32 : -22
23 : unknown unknown v instant 1 1 41760 1 F32 : -23
24 : unknown unknown v instant 1 1 41760 1 F32 : -24
25 : unknown unknown v instant 1 1 41760 1 F32 : -25
26 : unknown unknown v instant 1 1 41760 1 F32 : -26
Grid coordinates :
1 : lonlat : points=41760 (288x145)
lon : 0 to 358.75 by 1.25 degrees_east circular
lat : 90 to -90 by -1.25 degrees_north
Vertical coordinates :
1 : surface : levels=1
Time coordinate : 1 step
YYYY-MM-DD hh:mm:ss YYYY-MM-DD hh:mm:ss YYYY-MM-DD hh:mm:ss YYYY-MM-DD hh:mm:ss
0000-04-01 18:00:18
cdo sinfo: Processed 26 variables over 1 timestep ( 0.01s 6400KB )

Any idea on how to solve this issue?

I'll appreciate any help.

Lyndz


Replies (1)

RE: Warning (splitTimevalue) : Reset wrong date/time when merging netcdf files - Added by Karin Meier-Fleischer over 6 years ago

Hi Lyndz,

which CDO version are you running?

How does the merge command look like?

Does all files have the same time unit attribute? You can see it with 'ncdump -h inputfile'.

-Karin

    (1-1/1)