The anomalously strong ridge of high pressure that helped to bring record warm temperatures to parts of the Pacific Northwest — which included an all-time high temperature of 103º F at Seattle WA — was also bringing unseasonably warm temperatures as far north as the Yukon Territory of Canada on 29 July – 30 July 2009. A GOES-11 IR image with surface reports (above) showed... Read More
A comparison of the 1-km resolution MODIS fog/stratus product with the corresponding 4-km resolution GOES-12 fog/stratus product (above) shows the importance of improved spatial resolution for the detection of areas of river valley fog (yellow to orange features) that were beginning to form across parts of southwestern Wisconsin and adjacent... Read More
Severe convection developing over eastern South Dakota during the pre-dawn hours on 09 July 2009 exhibited an unusually large and well-defined “enhanced-v” storm top signature on AWIPS images of the GOES-12 10.7 µm IR channel (above) as it produced large hail (up to 2.50 inches in diameter) and damaging winds... Read More
The 2009 wildfire season roared to life in Alaska on 02 July – 03 July 2009, with a number of very large and very intense fires breaking out across interior portions of the state. A ridge of high pressure was in place over the region, allowing Fairbanks to experience a high temperature above... Read More
