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Monthly

Monthly

The Monthly Global Joint Product contains roughly 800 statistical datasets derived from Level-2 MODIS Atmosphere parameters that are summarized over a monthly period. It should be noted that the content of this product is identical to the Eight-Day Global Joint Product, except for the time period covered. The ESDT names are MOD08_M3 (Terra) and MYD08_M3 (Aqua). 

Gala Wind

Team: 

Cloud Retrieval Group (L2 Cloud Product 06_L2)

Responsibilities: 

Cloud Retrieval

Kerry Meyer

Team: 

Cloud Retrieval Group

Responsibilities: 

Cloud Retrieval

Steve Platnick

Role: 
MODIS Atmosphere Team Lead

Sample Images

Below are some sample images from the MODIS L3 Monthly (08_M3) Product. Data shown was post processed to show seasonal means over a multiyear period. The parameter displayed is Cloud Fraction derived from the Cloud Mask for daytime.

DOI Reference

MODIS Atmosphere L3 Monthly Global Product

Dataset Short Name:
MOD08_M3 (Terra Platform)
MYD08_M3 (Aqua Platform)

Dataset Long Name:
MODIS/Terra Level-3 (L3) Atmosphere Monthly Global Product
MODIS/Aqua Level-3 (L3) Atmosphere Monthly Global Product
(1x1 degree Resolution)

File Spec

L3 Monthly (08_M3) File Specification
(Common Data Language (CDL) Format)

The link below allows one to download and view the complete Common Data Language (CDL) file specification. This file spec gives a complete description of the MODIS Atmosphere Monthly (08_M3) HDF product file, including all the Scientific Data Sets and their local attributes.

L3 Monthly (08_M3) C6.1 File Spec (2.1 MB)

Format & Content

Monthly Product (08_M3) File Format Basics

MODIS Atmosphere Monthly (08_M3) product files are stored in Hierarchical Data Format (HDF). HDF is a multi-object file format for sharing scientific data in multi-platform distributed environments. HDF files should only be accessed through HDF library subroutine and function calls, which can be downloaded from the HDF web site.