1-minute Mesoscale Domain Sector GOES-18 (GOES-West) “Clean” Infrared Window (10.3 µm) images (above) are shown with and without an overlay of GLM Flash Extent Density and contours of Lightning Cast Probability from 1530-1915 UTC on 01 June 2023 — the time period covering outdoor graduation ceremonies at the Air Force Academy in eastern Colorado. LightningCast provided good lead time, with Probability values over the Air Force Academy... Read More

GOES-16 (GOES-East) Shortwave Infrared (3.9 µm) and Fire Power derived product images during the 5-day period from 27 May – 31 May 2023 (above) showed the thermal signature of wildfires burning in far southern Nova Scotia — which forced the evacuation of 40% of the residents in the area southwest of Shelburne (near airport... Read More

Suomi-NPP VIIRS Visible (0.64 µm) images over the 4-day period from 26-29 May 2023 (above) displayed the anomalously low ice concentration (source) within a portion of Canada’s Amundsen Gulf — along with the formation of multiple ice leads, followed by the separation of large areas of fast ice within the eastern third of the satellite... Read More

2 people were hospitalized after being struck by lightning on a Colorado Springs golf course (media report) around 2140 UTC on 26 May 2023. 5-minute GOES-16 (GOES-East) “Clean” Infrared Window (10.3 µm) images (above) showed thunderstorms that were increasing in coverage/intensity as they moved northeastward toward the Colorado Springs area (eventually producing 1.00-inch-diameter hail) — and Lightning Cast... Read More