5-minute CONUS Sector GOES-18 (GOES-West) Shortwave Infrared (3.9 µm) and Fire Mask derived product images (above) displayed a pronounced thermal signature associated with Episode 19 of the ongoing eruption in the Halema’uma’u crater (located within the Kilauea summit caldera) on the Big Island of Hawai’i, which began around 0728 UTC... Read More
SPC Storm reports for 1200 UTC 22 April – 1200 UTC 23 April 2025 (here) included an observation of very strong winds at the Midland Airport as shown below. (See also this link).What did the satellite imagery for this storm show? GOES-16 CONUS visible imagery, below, shows the evolution of the thunderstorm responsible... Read More
Thursday 17 April is the 125th anniversary of the beginning of American Sovereignty over American Samoa. Part of the celebration includes the Fautasi, a regatta that depends on weather. What tools are available to help forecast in the long-term and in the short-term? The animation above (from the CSPP Geosphere site) shows the Night... Read More
The Campbell Mesa prescribed burn occurred just east of Flagstaff, Arizona on 09 April 2025. Given that this location is approximately midway between the views of GOES-18 (GOES-West, with a satellite zenith angle for Flagstaff of 48.72 degrees) and GOES-19 (GOES-East, with a satellite zenith angle for Flagstaff of 56.13 degrees), this fire served as... Read More
