A multi-panel display of 1-minute Mesoscale Domain Sector GOES-18 (GOES-West) ABI images (above) showed either a reflectance signature or a thermal signature of sunlight reflecting off the Topaz Solar Farms on 18 June 2026. A signature was evident in 13 of the 16 ABI spectral bands (no signature was evident in water vapor bands... Read More
In the afternoon and evening of 17 June 2026, a series of tornadoes struck the states of Illinois and Indiana. As of the writing of this post (1600 UTC on 18 June) the SPC Storm Reports only indicate tornadoes in Illinois, but remotely-sensed observations indicate that the likelihood of a... Read More
The National Weather Service offices in much of the central and western continental United States have modified their radiosonde launch times. Instead of the standard synoptic times of 0000 and 1200 UTC, these offices have shifted that latter time to 1800 UTC. Since radiosondes are labor-intensive, this change to the... Read More
On the afternoon of 11 June, 2026, a fire broke out at a medical supply warehouse in Tracy, California, in the central part of the state. The fire quickly consumed the nearly million square foot facility. While our weather satellites are frequently used to identify and monitor wildfires, they can... Read More
