The Storm Prediction Center placed portions of the upper Midwest United States in a marginal risk of severe weather on 8 February 2024 and issued two mesoscale discussion on the thunderstorm development, one at 2053 UTC, one at 2345 UTC. The graphic from the 2053 UTC MD is shown below. The animation above shows clean window infrared imagery overlain by the Level... Read More
As tropical storm Nat moves away from the Samoan Islands and towards Tahiti, another Invest area, 98P, has developed north of the Samoan Islands. The animation above, from the MIMIC Total Precipitable Water site (link), shows a cyclonically-rotating concentration of moisture just north of Samoa, and moving east-southeastward toward Olosega... Read More
GOES-16 (GOES-East) “Clean” Infrared Window (10.3 µm) images that included an overlay of GLM Flash Extent Density (above) revealed intermittent clusters of lightning activity across parts of north-central Illinois — many of which occurred in the general vicinity of METAR sites that were reporting moderate to heavy snow — during the hours prior to... Read More
Blizzard warning were hoisted over the high plains of Kansas, Nebraska, New Mexico, Texas and Oklahoma for a strong storm on 8 January 2024 (image from the weather.gov website). The animation above shows visible imagery overlain with LightningCast probabilities centered over Kansas. Convection occurring over the cold aid will lead... Read More
