On February 12, 2024, much of inland Alaska is experiencing warnings for wintery precipitation, while coastal Alaska is under warnings for storms, gales, and heavy freezing spray. Southeastern Alaska is also under a small craft advisory.The low-pressure system associated with this inclement weather is seen easily from the GOES-West imagery.... Read More
Abundant convection over the southern Pacific Ocean has organized into a tropical cyclone (named Nat) as the system moved to the east of the Samoan Islands. GOES-18 infrared imagery, above, shows the strong convection that developed just east of Olosega; by 0700 UTC on 5 February 2024, very cold cloud tops (brightness temperatures cooler than -90oC)... Read More
With the total solar eclipse occurring over parts of the contiguous U.S. on April 8, 2024, there are many wondering what the cloud cover might be on that day. As anticipation builds, we decided to look at the past 28 years of GOES cloud products on April 8. This is not a forecast,... Read More
Upper-level water vapor imagery, above, shows the development of standing waves in the lee of the Hawai’ian islands. (The waves were also apparent in mid-level and low-level water vapor imagery). Wave development as shown above requires a perturbation in the vertical — achieved by southwesterly flow in the atmosphere encountering... Read More
