THE CME HAS ARRIVED: Arriving almost exactly on time, a CME hit Earth’s magnetic field on July 23rd at approximately 0300 UT. Geomagnetic storms are possible in the hours ahead. NOAA forecasters say that G1– to G2-class (minor to moderate) storms are likely with a slight chance of escalating to category G3 (strong). High latitude aky watchers should be alert for auroras.

Ydun Ritz (2022-07-23)