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Stories by Scott Bachmeier

Resuspended volcanic ash from the 1912 Novarupta-Katmai eruption in Alaska

1-minute Mesoscale Domain Sector GOES-18 (GOES-West) daytime True Color RGB + Nighttime Microphysics RGB images from the CSPP GeoSphere site (above) showed a plume of resuspended volcanic ash (hazy shades of gray in True Color RGB, and brighter shades of pink in Nighttime Microphysics RGB) from the 1912 Novarupta-Katmai eruption in Alaska, which was being transported offshore across the Shelikof Strait toward Kodiak Island on... Read More

Volcanic cloud from Klyuchevskaya moves over Saskatchewan, North Dakota and Minnesota

GOES-16 (GOES-East) SO2 RGB and Ash RGB images (above) showed a remnant volcanic cloud from the 31 October Klyuchevskaya eruption as it moved over southern Saskatchewan, northern North Dakota and far northwestern Minnesota on 06 November 2023. The volcanic cloud exhibited brighter shades of orange-yellow in the SO2 RGB imagery, and darker shades of blue in the... Read More