Wisc-Satellite

@wisc-satellite.bsky.social

Satellite meteorologist, NOAA Cooperative Institute for Meteorological Satellite Studies, University of Wisconsin - Madison. Personal account, all opinions ©2025-2026. Lake Ontario. Gulf of Mexico. https://cimss.ssec.wisc.edu/satellite-blog/

During the ongoing eruption of #Krakatau in Indonesia, 10-minute JMA Himawari-9 True Color RGB images today showed a broad lower-altitude area of volcanic ash (shades of brown) along with pulses of higher-altitude volcanic clouds (a mixture of water vapor, ash and SO2).

I am authorizing legal documents to be drawn in order to allow Scientists and Researchers to be given the right to PROCESS THEIR OWN DATA. This should move quickly. Thank you for your attention to this matter!

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In a before/after (13 July vs 29 July) comparison of Landsat-8 "Natural Color RGB" images, a faint signature of the EF3-rated tornado damage path could be seen in the Menasha WI area (a transition from green shades to tan shades, due to tree/vegetation damage). #WIwx