Update on Space WX….

GEOMAGNETIC STORM — UNDERWAY NOW: A co-rotating interaction region (CIR) hit Earth’s magnetic field today, May 27th, sparking a minor G1-class geomagnetic storm. CIRs are transition zones between fast- and slow-moving solar wind streams. They contain shock waves and enhanced magnetic fields that Read more…

Propagation and Space WX….

GEOMAGNETIC STORM WATCH: Minor G1-class geomagnetic storms are possible on May 28th when a CME is expected to sideswipe Earth’s magnetic field. The solar storm cloud was hurled into space by an unstable magnetic filament, which erupted on May 25th. High-latitude auroras are possible this weekend. NOAA STI Read more…