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Category: GOES-19

Lightning-ignited wildfires in the Texas Panhandle

1-minute Mesoscale Domain Sector GOES-19 (GOES-East) Visible images that included overlays of GLM Flash Points and the Fire Mask derived product (above) showed a cluster of thunderstorms that was moving eastward across the Texas Panhandle late in the day on 09 April 2026. Frequent lightning activity associated with this convection ignited... Read More

Vertically-propagating standing wave clouds downwind of the Coteau des Prairies in South Dakota

1-minute Mesoscale Domain Sector GOES-19 (GOES-East) Visible, Water Vapor and Infrared images (above) showed the development of vertically-propagating standing wave clouds over far northeastern South Dakota on 28 March 2026 — initiated by strong SW winds interacting with the topography of the Coteau des Prairies.The coldest cloud-top infrared brightness temperatures of the standing wave cloud... Read More