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TEMPO Resources

Earthdata resources for users working with NASA’s Tropospheric Emissions: Monitoring Pollution (TEMPO) data include tutorials and other learning resources, news announcements such as instrument updates and data releases, user guides and related documents, and frequently asked questions.

TEMPO Learning Resources

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image collage of satellite data images of Earth

Comparison of TEMPO UVAI vs DSCOVR EPIC UVAI

This notebook illustrates a comparison of ultra-violet aerosol index (UVAI) between the Tropospheric Emissions: Monitoring of Pollution (TEMPO) instrument and DSCOVR EPIC UVAI.
External Resource
Jupyter Notebook
April 10, 2026
TEMPO Image

Work With TEMPO Data via Harmony-py

This notebook demonstrates how to retrieve and visualize TEMPO data, using harmony-py to subset the data in the cloud, prior to downloading files.
External Resource
GitHub Repository
May 27, 2025
image collage of satellite data images of Earth

Work With TEMPO Data via earthaccess

This notebook retrieves TEMPO data, inspects characteristics of the data such as array shapes and quality flags, and then creates a visualization of total column nitrogen dioxide concentrations.
External Resource
GitHub Repository
May 27, 2025
image of TEMPO data over Northeastern US

TEMPO UVAI vs DSCOVR (Spatial)

This notebook illustrates a comparison of ultra-violet aerosol index (UVAI) between TEMPO and DSCOVR EPIC.
External Resource
GitHub Repository
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TEMPO News

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Worldview image displaying ozone concentrations from the TEMPO instrument

Dense Smoke from Wildland Fires in Ontario

Satellite sensors captured views of smoky clouds extending thousands of miles and darkening skies across middle and eastern portions of North America.
Worldview Image of the Week
July 17, 2026
True-color corrected reflectance image of smoke emanating from wildfires in Georgia, USA on 21 April 2026 from the VIIRS instrument aboard the NOAA-21 satellite.

Wildland Fires in Georgia

The VIIRS instrument aboard the NOAA-21 platform captured this image on April 21, 2026.
Worldview Image of the Week
April 24, 2026
This map shows TEMPO observations of nitrogen dioxide plumes over Los Angeles County on January 8, 2025, during the Palisades and Eaton Fires.

TEMPO Data Available as ArcGIS Image Services

Several pollutants measured by TEMPO are available as ArcGIS image services, including nitrogen dioxide vertical column troposphere, formaldehyde vertical column, ozone total column, and cloud fraction.
News
April 1, 2026
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