Volcanic Cloud Monitoring -- NOAA/CIMSS

June 2026: The UW campus has experienced a significant chilled water disruption. This will limit SSEC datacenter cooling and VOLCAT data/website outages may occur without warning.

Click the link in a sector pop-up window to see latest satellite imagery for the sector. Click the link in a volcano pop-up widow for more information from the Global Volcanism Program.

Disclaimer: The NOAA/CIMSS Volcanic Cloud Monitoring website is hosted and populated at the Space Science and Engineering Center at the University of Wisconsin. While reliability is quite high, outages, including unannounced outages, will occasionally occur. Outages may include, but are not limited to, any of the following: website offline, specific sensor processing to cease, email and/or text message distribution outages, database outages, computer malfunction, etc. While every effort is made to correct problems as soon as they arise, the SSEC is not staffed 24/7. As such, any user implicitly agrees to use the services and data available through this website as is with no warranty issued or implied and should be used for informational purposes only. Any use of this data for decision making processes is done at the sole risk of the end user.

Problems with website: Webmaster contact form

Volcanic Cloud Monitoring — NOAA/CIMSS