SMEX02 Tower-Based Radiometric Surface Temperature, Walnut Creek, Iowa, Version 1

This data set includes air temperature, vapor pressure, wind speed, and brightness temperatures taken at 12 flux towers as part of the Soil Moisture Experiment 2002 (SMEX02).

Data and Resources

Additional Info

Field	Value
Maintainer	Earthdata Forum
Last Updated	February 17, 2026, 03:33 (UTC)
Created	April 1, 2025, 19:01 (UTC)
accessLevel	public
bureauCode	{026:00}
catalog_conformsTo	https://project-open-data.cio.gov/v1.1/schema
harvest_object_id	f7d4da83-01f4-47e7-8ab6-7d8a543844de
harvest_source_id	b99e41c6-fe79-4c19-bbc3-9b6c8111bfac
harvest_source_title	Science Discovery Engine
identifier	10.5067/BJZU6IV9HUTE
landingPage	https://daacdata.apps.nsidc.org/pub/DATASETS/AVDM/data/soil_moisture/SMEX02/meteorological/tower_apogee_sensors/
modified	2026-02-16
programCode	{026:000}
publisher	NASA NSIDC DAAC;NSIDC
resource-type	Dataset
source_datajson_identifier	true
source_hash	159fcb8c183f52bfcad7183cb6e85f323cd21d469a68472071810606c34369f7
source_schema_version	1.1
spatial	["CARTESIAN",[{"WestBoundingCoordinate":-93.5,"NorthBoundingCoordinate":42.0,"EastBoundingCoordinate":-93.4,"SouthBoundingCoordinate":41.9}]]
temporal	2003-06-25/2003-06-25
theme	{"Earth Science"}