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Category: GLM

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

1-minute GOES-18 images to monitor the potential of heavy rainfall and flooding across American Samoa

During a period when American Samoa had been under a prolonged Flood Watch, the Weather Service Office at Pago Pago requested that a GOES-18 (GOES-West) Mesoscale Domain Sector be positioned over the region (due to their lack of radar). 1-minute Infrared imagery with GLM Flash Points (above) displayed deep convection with intermittent lightning activity... Read More