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3D Cloud-Top Height Imagery (MISR) on 8/25/20 for Hurricane Laura 2020
L o a d i n g
Organization
The Federal Emergency Management Agency (FEMA) - view all
Update frequencyunknown
Last updatedlast week
Overview

Summary: The Multi-angle Imaging SpectroRadiometer (MISR) team at NASA's Jet Propulsion Laboratory and California Institute of Technology in Pasadena, California, captured cloud-top height data for Hurricane Laura, derived from data acquired by the MISR instrument, on board the NASA Terra satellite, on August 25, 2020. MISR carries nine fixed cameras, each of which views a scene from different angles over a period of about seven minutes. The angular parallax of the clouds between different views is used to derive the height of the cloud tops.The data was processed further in collaboration with the Esri 3D Team to show the cloud-top height in 3D and allow viewers to explore the storm more interactively.Note that some spikes in height may be data anomalies. Suggested Use: The cloud-top height data can be used to examine the structure of Hurricane Laura. For example, the MISR cloud-top height data can highlight vortical hot towers, which are indicators of rapid intensification in the eyewalls of hurricanes. These are the non-wind-corrected heights from the MISR cloud product, which provide much greater coverage over the storm than MISR’s wind-corrected heights; however, the absolute altitudes of the clouds are slightly less accurate because cloud true motion between camera observations is not accounted for. There may be some slightly negative heights as well for the same reason. Please note that the MISR Cloud algorithm retrieves the altitude of the top surface of the clouds and does not provide information about the thickness of clouds or their vertical extent. In the case of multiple cloud layers at different altitudes, the MISR algorithm tends to disregard thin high-altitude cirrus and retrieve the top height of the thickest clouds. Satellite/Sensor: Terra/Multi-angle Imaging SpectroRadiometer Resolution: 1.1 kilometers x 1.1 kilometers horizontal, 250 meters verticalCredits: NASA/GSFC/LaRC/JPL-Caltech, MISR Team, Esri 3D Team These data were captured during Terra orbit 110024. MISR was built and is managed by NASA's Jet Propulsion Laboratory, for NASA's Science Mission Directorate, Washington, D.C. The Terra spacecraft is managed by NASA's Goddard Space Flight Center, Greenbelt, Maryland. The MISR data were obtained from the NASA Langley Research Center Atmospheric Science Data Center, Hampton, Virginia. JPL is a division of the California Institute of Technology.

20203DCycloneHurricaneHurricane LauraLauraMISRNASANASA Disasters ProgramTropical Cyclone
Additional Information
KeyValue
Dcat Issued2020-08-26T21:33:22.000Z
Dcat Modified2020-09-01T16:29:41.000Z
Dcat Publisher NameNASA ArcGIS Online
Guidhttps://www.arcgis.com/home/item.html?id=86cbc46df65940eb9a201d0635abf9e1
Harvest Object Id47680e7d-fbee-4f77-9a31-9a9fb24e7559
Harvest Source Idc1a598fe-7ea3-4439-b59b-1cec8cd782a0
Harvest Source TitleFEMA Geospatial Resource Center Data Catalog
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