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Stories by Scott Bachmeier

Blowing dust, wildfires and severe weather in the southern Plains — with blizzard conditions in the northern Plains

5-minute GOES-16 {GOES-East) True Color RGB images created using Geo2Grid (below) showed widespread blowing dust (shades of tan) and wildfire smoke plumes (brighter shades of white) across much of the central/southern Plains on 12 April 2022. Wind speeds were anomalously strong behind a dryline within the warm sector of an anomalously-deep surface low, which... Read More

Severe thunderstorms in Arkansas

1-minute Mesoscale Domain Sector GOES-16 (GOES-East) “Clean” Infrared Window (10.35 µm) images (above) include time-matched SPC Storm Reports plotted in cyan — and showed several tornadoes and hail up to 4.50 inches in diameter across Arkansas early in the evening on 11 April 2022. One of the larger tornadoes prompted the issuance of... Read More

Resuspended ash from the Novarupta-Katmai volcano in Alaska

1-minute Mesoscale Domain Sector GOES-17 (GOES-West) “Red” Visible (0.64 µm) images (above) showed a hazy plume of resuspended volcanic ash — from the 1912 eruption of Novarupta-Katmai — moving southeastward then eastward across the Shelikof Strait toward Kodiak Island in southern Alaska on 08 April 2022.The corresponding 1-minute GOES-17 Dust RGB images (below) displayed faint hues of... Read More