The Aerosol Index is a unitless range from =5.00, where 5.0 indicates heavy concentrations of aerosols that could reduce visibility or impact human health. To see how this ejected aerosols into the atmosphere, go to NASA Worldview and turn on the Aerosol Index Suomi National Polar orbiting Partnership / Ozone Mapping Profiler Suite (Suomi NPP / OMPS) layer to see the high levels of aerosols shown in red.

Viewing Tips: The brown plume in the center of the image is the ash plume from the eruption. This volcano is located within the Kuril Islands on the Kamchatka Peninsula in Russia. This true-color corrected reflectance image of the ash plume from the Raikoke Volcano eruption was acquired on Jby the Moderate Resolution Imaging Spectroradiometer (MODIS) instrument, aboard NASA's Terra satellite. Raikoke Volcano Eruption, Kuril Islands, Russia To view more hurricane imagery, visit the Worldview Image of the Week Archive and type “Hurricane” into the search box: Įxplore Near Real-Time Data Related to Severe Storms: NASA Worldview Tour of Hurricane Dorian: This layer is useful for detecting clouds during the day and at night and aiding in cloud and other atmospheric feature identification and classification. Viewing Tips: Hover over the different colors in the image to see the corresponding temperature value in the Layer List in NASA Worldview. This Geostationary Operational Environmental Satellite-East (GOES-East) Clean Infrared (10.3μm, Band 13) image acquired on September 1, 2019, at 17:00 UTC (1:00PM ET) shows that the cloud-top brightness temperatures near the center of the hurricane are below -70☌ (-94☏). Hurricane Dorian made landfall on the Bahamas at 16:40 UTC (12:40PM ET), on Septemas a Category 5 hurricane (indicating winds greater than 155 mph).

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