Dear Beautiful Souls!
WEEKEND STORMS ARE LIKELY: NOAA forecasters estimate a 75% chance of geomagnetic storms on June 4th and 5th when a solar wind stream hits Earth’s magnetic field. Deja vu? This stream has been here before, on May 8th (Mother’s Day), when it sparked the strongest geomagnetic storm of 2016. During that G3-class event, auroras were photographed in the USA as far south as Kansas and Arkansas. This time, analysts expect the storm to peak at G2–not as strong as the Mother’s Day Storm, but still worth watching. High-latitude sky watchers should be alert for auroras,especially in the southern hemisphere where darkening autumn skies favor visibility. Aurora alerts: text, voice.
The incoming solar wind stream is flowing from a coronal hole on the sun:
Image credit: NASA’s Solar Dynamics Observatory
Coronal holes are places in the…
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