Due to a lack of radar coverage over American Samoa, WSO Pago Pago requested a 1-minute Mesoscale Domain Sector over the islands to monitor convective development and the potential for flash flooding. GOES-18 (GOES-West) Clean Infrared Window (10.3 µm) images (above) showed rain showers and thunderstorms that developed in the general vicinity of the American Samoa... Read More

5-minute CONUS Sector GOES-19 (GOES-East) Red Visible and Near-Infrared “Snow/Ice” images (above) displayed a cluster of aircraft dissipation trails or “distrails” (in contrast to aircraft condensation trails or contrails) that drifted eastward across Ohio on 24 January 2026.These distrail features were caused by aircraft that were either ascending through or descending through a... Read More