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Category: Tropical cyclones

Post-Tropical Cyclone Lee makes landfall in Nova Scotia

11 hours of 1-minute Mesoscale Domain Sector GOES-16 (GOES-East) “Red” Visible (0.64 µm) images (above) showed Post-Tropical Cyclone Lee as it approached Atlantic Canada and Maine on 16 September 2023. PTC Lee made landfall in far western Nova Scotia around 2000 UTC, and produced strong winds and heavy rainfall across much of Maine.A longer animation of 5-minute CONUS Sector GOES-16 Air Mass RGB images (below) portrayed the large size... Read More

Lee intensifies to a Category 1 Hurricane, while Jova intensifies to Category 5 (Update: Lee also reaches Category 5)

1-minute Mesoscale Domain Sector GOES-16 (GOES-East) “Red” Visible (0.64 µm) and “Clean” Infrared Window (10.3 µm) images (above) showed Lee as it intensified to become a Category 1 Hurricane in the Central Atlantic Ocean on 06 September 2023. The coldest cloud-top infrared brightness temperatures were around -90C (brighter white pixels embedded within darker black areas). Lee had... Read More