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
The toggle of true-color MODIS imagery above, (taken from the MODIS Today website) shows Terra MODIS imagery on 14 and 15 January 2024. The 14th was the first day of an Arctic outbreak over deep snowcover in the upper Midwest; Madison WI was at/below zero the entire day. As a consequence, many lakes that were open water on... Read More
A distinct hot thermal signature (black to yellow to red pixels) of the Hagafell-Grindavik fissure eruption in southwestern Iceland was apparent in GOES-16 (GOES-East) Shortwave Infrared (3.9 µm) imagery on 14 January 2023 (above). Station identifier BIRK is Reykjavik Airport, and BIKF is Keflavik International Airport.Since the fissure eruption and subsequent lava... Read More
1-minute Mesoscale Domain Sector GOES-18 (GOES-West) images from all 16 of the ABI spectral bands (above) displayed signatures of a SpaceX Falcon 9 rocket that was launched from Vandenberg Space Force Base, California at 0859 UTC on 14 January 2024. Either a reflectance signature or a warm thermal signature of the Stage 1 rocket booster was... Read More
