GRIB2 - TABLE 1.4

TYPE OF DATA

In Section 1, Octet 21

Revised 09/18/2025
Red text depicts changes made since 09/18/2025


Code Figure Meaning
0
 Analysis Products
1
 Forecast Products
2
 Analysis and Forecast Products
3
 Control Forecast Products
4
 Perturbed Forecast Products
5
 Control and Perturbed Forecast Products
6
 Processed Satellite Observations
7
 Processed Radar Observations
8
 Event Probability
9
 Experimental Data (see Note 2)
10
 ML Based Forecast (see Note 3)
11-191
 Reserved
192-254
 Reserved for Local Use
192 Experimental Products
255
 Missing


Notes:

(1)  An initialized analysis is considered a zero-hour forecast.

(2)  Data for demonstrational purposes only.

(3)  Forecast from machine learning (ML) model.


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