A recent question from the Weather Service Office in Pago Pago, Amercian Samoa, brought up the issue of parallax. GOES-18 is located at a longitude of 137 degrees west, while American Samoa is at 170 degrees west. This means there’s around 33 degrees of longitude between the two. By comparison,... Read More
It was another clear night over the Great Lakes on 12 May 2025 and NOAA-20 had a descending orbit over western lower Michigan around 0740 UTC that allowed a view of all five Great Lakes. CSPP software running at CIMSS produces both SDR (Sensor Data Record) and EDR (Environmental Data Record) files that can be... Read More
When Himawari-10 launches (currently scheduled for late 2028/early 2029), it will carry the GHMS, the Geostationary HiMawari Sounder, planned to give hourly sounder imagery (with more frequent observations — about 4 per hour — in smaller targetable domains, including one over Japan.) The Sounder will observe with about 4-km spatial resolution... Read More
The Madison DBPS site (and other DBPS sites as detailed here) allows a user to view — in near-real time — derived MIRS imagery at different frequencies, such as the 165 GHz imagery below from NOAA-20 at 0728 UTC on 21 April 2025.You’ll notice that (at present), a colorbar is not embedded within the... Read More
