Severe convection along an advancing cold frontal boundary was responsible for several tornadoes and reports of damaging winds across southeastern Virginia on 28 April 2008 (SPC storm reports | Wakefield, Virginia NWS forecast office storm report). AWIPS images of the GOES-12 10.7 µm IR channel data (above) showed that cloud top brightness temperatures began to cool into the -55 to... Read More
A spectacular gravity wave train (or “undular bore“) was captured on a sequence of GOES-12 visible images (above) as it propagated southward across the northwestern Gulf of Mexico on 15 March 2008; as many as 16 separate cloud bands were evident (denoting individual wave crests along the wave train). Because of severe convection... Read More
[Hat-tip to Gregg Gallina (NOAA/NESDIS Satellite Analysis Branch) for bringing this interesting case to our attention…] A false-color RGB image derived from 1-km resolution NOAA-18 AVHRR data (above) showed a long, narrow cloud plume streaming northwestward from Bennett Island (or “Ostrov Bennetta”, a tiny island... Read More
As a powerful winter storm intensified and produced heavy snowfall and blizzard conditions across much of the Ohio River Valley region of the US during the 07 March – 08 March 2008 period (Columbus, Ohio set new all-time records with a 20.4 inch storm total snowfall and 15.5 inches in 24 hours), a... Read More
