Several times a year the Earth’s Moon is captured on geostationary satellite imagery — but the geometry has to be exactly right in order for the Moon to be seen. A comparison of GOES-13 images (above) shows the Moon at two different times on Read More

Beginning on 09 March 2009, two new Blended Total Precipitable Water (TPW) products were made available to NWS forecast offices who have installed AWIPS Operational Build 9 (OB9) — a Blended TPW product (above; Animated... Read More

An impressive display of “ship track” plumes was seen on GOES-11 visible images (above; also available as a QuickTime animation) over the Gulf of Alaska on 04 March 2009. Most of the ships in that region were traveling... Read More

A single-band lake-effect snow event dropped as much as 14.4 inches of snow in parts of Milwaukee, Wisconsin on 02 March 2009. GOES-13 visible images (above) showed the narrow but intense band as it meandered... Read More