Delivery of Suomi National Polar-orbiting Partnership (Suomi NPP) satellite data products will cease on November 1, 2026. Data users should transition now to alternative products from NOAA-21 and NOAA-20. Suomi NPP data announcement

VIIRS Resources

Earthdata resources for users working with NASA’s Visible Infrared Imaging Radiometer Suite (VIIRS) 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.

VIIRS Learning Resources

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Satellite Observations and Tools for Fire Risk, Detection, and Analysis

This ARSET training provides lectures and case studies focused on the use of Earth observations for operational fire monitoring.

Training

May 11-27, 2021

map created by Kotchi and others (2021) of the average risk of Ixodes scapularis in Central and Eastern Canada from 2000 to 2015

Forest Structure, Lyme Disease Risk, and Mineral Mapping

Read highlights of three publications that detail how NASA Earth observation data informs forest structure mapping, disease vector tracking, and mineral identification.

Data in Action

April 26, 2021

Introducción a los Datos de Luces Nocturnas de NASA "Black Marble"

Esta capacitación de ARSET cubre habilidades para adquirir y utilizar datos de Black Marble y productos de luces nocturnas.

Training

Dec. 3, 2020

Introduction to NASA's "Black Marble" Night Lights Data

This ARSET training focuses on building the skills needed to acquire and understand Black Marble data and choose the appropriate nighttime lights product.

Training

Dec. 3, 2020

Satellite Remote Sensing for Urban Heat Islands

This ARSET training covers the use of remote sensing in determining and explaining urban heat islands, and ways to mitigate the effects.

Training

Nov. 10-24, 2020

Webinar Banner Image- NSIDC DAAC (5/6/20)

Let It Snow! Accessing and Analyzing Snow Data at NASA's NSIDC DAAC

During this webinar we will introduce several of the NSIDC DAAC snow-focused NASA missions and data products, followed by a live demonstration teaching participants how to discover, access, and couple snow data across varying geospatial scales using Python.

Webinar

Nov. 4, 2020

MODIS to VIIRS Transition for Air Quality Applications

This ARSET training covers how to access VIIRS data products, the differences between VIIRS and MODIS, and its air quality applications.

Training

Oct. 22, 2020

Teledetección de Ecosistemas Costeros

Esta capacitación de ARSET cubre algunas de las dificultades asociadas con la teledetección de ecosistemas costeros.

Training

Aug. 25 - Sept. 8, 2020

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VIIRS News

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Super Typhoon Dolphin in the Northwest Pacific Ocean

The storm is the fifth to reach category 5 strength this year.

Worldview Image of the Week

July 31, 2026

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

July 2026 wildfire near Great Bear Lake, Northwest Territories, Canada

Wildland Fires Billowing Near Great Bear Lake

In early July 2026, several wildland fires sent smoke plumes across parts of Canada's Northwest Territories.

Worldview Image of the Week

July 10, 2026

The VIIRS instrument aboard the Suomi NPP satellite captured this true-color corrected reflectance image from July 1, 2026 showing fires burning in four states.

Wildfires in Arizona, Utah, Colorado, and New Mexico

Hot, dry, and windy conditions fueled the spread of wildfires across the region in late June and early July, when Suomi NPP captured this data.

Worldview Image of the Week

July 2, 2026

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VIIRS Resources

VIIRS Learning Resources

Satellite Observations and Tools for Fire Risk, Detection, and Analysis

Forest Structure, Lyme Disease Risk, and Mineral Mapping

Introducción a los Datos de Luces Nocturnas de NASA "Black Marble"

Introduction to NASA's "Black Marble" Night Lights Data

Satellite Remote Sensing for Urban Heat Islands

Let It Snow! Accessing and Analyzing Snow Data at NASA's NSIDC DAAC

MODIS to VIIRS Transition for Air Quality Applications

Teledetección de Ecosistemas Costeros

VIIRS News

Super Typhoon Dolphin in the Northwest Pacific Ocean

Dense Smoke from Wildland Fires in Ontario

Wildland Fires Billowing Near Great Bear Lake

Wildfires in Arizona, Utah, Colorado, and New Mexico

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