Some locations in southern California received record daily precipitation on 15 September 2015. A time series plot of weather conditions for Los Angeles International Airport is shown above; the 1.80 inches of rainfall received there made it the wettest September day on record.As mentioned in the NWS Los Angeles record event report, the moisture... Read More
GOES-15 Visible (0.63 µm) images (above; click image to play animation) showed the low-level circulation center (LLCC) of Tropical Storm Jimena becoming exposed as the tropical cyclone encountered increasing amounts of westerly deep-layer wind shear. Jimena had rapidly intensified to a Category 4 hurricane over the East Pacific Ocean in late... Read More
The YouTube video embedded above shows GOES-13 Water Vapor (6.5 µm) images each hour for all of August 2015. The 10.7 µm Infrared window channel animation is shown below. Both show a remarkable lack of thunderstorm activity in the Caribbean Sea. In addition, hourly Water Vapor (6.5 µm) and... Read More
A composite of Suomi NPP VIIRS true-color Red/Green/Blue (RGB) images from the SSEC RealEarth site (above; click to enlarge) showed Hurricanes Kilo, Ignacio, and Jimena in the central and eastern North Pacific Ocean on 29 August 2015. All three of these Category 4 North Pacific hurricanes were located east of the International... Read More
