Soil Humidity products


#1

HI Agriculture experts, what is the most relevant product for soil humidity ? I was told thet sentinel 3 provides that kind of product ?
Thanks for your advises


#2

You can have a look at NDWI (Gao, 1996), which is the index of Sentinel-2 bands 8A and 11. The best spatial resolution you will get with Sentinel-3 is 300m (https://sentinel.esa.int/web/sentinel/user-guides/sentinel-3-olci/resolutions)

See these links:
MONITORING CROP FIELD SOIL MOISTURE (NDWI) USING SENTINEL-2 TEMPORAL SERIES

Normalized Difference Water Index