All-day cloud property every 3 hours throughout 2022

Retrieval of all-day cloud property based on the satellites Himawari-8/9

A cloud attribute product with a time resolution of 3 h, covering the period from January 1, 2022 to December 31, 2022.

Licence

This data is licensed under the CC BY 4.0 license.

Code availability

The GitHub page https://github.com/metdai/PMD-CldNetV2 is available.

If you have any questions,feel free to contact me via email metdai@outlook.com . 

Filename

NC_Hnn_YYYYMDD_hhmm_L2CLP010_FLDK.xxxxx_yyyyy.nc

where

nn: 2-digit number of Himawari satellite; 08: Himawari-8; 09: Himawari-9
YYYY: 4-digit year of observation start time (timeline);
MM: 2-digit month of timeline;
DD: 2-digit day of timeline;
hh: 2-digit hour of timeline;
mm: 2-gidit minutes of timeline;
xxxxx: pixel number (longitude); ("2401": 5km resolution, )
yyyyy: line number (latitude); ("2401": 5km resolution, )

Example: 

NC_H08_20220922_0600_L2CLP010_FLDK.02401_02401.nc

Read file

In python environment

import xarray as xr 
xr_data = xr.open_dataset("NC_H08_20220922_0600_L2CLP010_FLDK.02401_02401.nc")
xr_data

Variables

Cloud property | Field Type | Units | Valid Range | Missing | Factor | OffsetCloud types | CLTYPE | int | – | [0, 9] | 255 | 1.0 | 0.0
Cloud optical thickness | CLOT | float | – | [0.0, 150.0] | -9999 | 0.01 | 0.0
Cloud top temperature | CLTT | float | K | [0.0, 350.0] | -9999 | 0.01 | 150.0
Cloud top height CLTH | float | km | [0.0, 20.0] | -9999 | 0.001 | 0.0
Cloud effective radius | CLER_23 | float | µm | [0.0, 100.0] | -9999 | 0.01 | 0.0