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Dr. Tamitha Skov, a space weather physicist, tweeted: “Confirmed! We’re already seeing aurora in Alberta, Canada during this building solar storm. The magnetic field orientation inside the storm is a bit chaotic thus far so expect sporadic brightenings of aurora over the next 24 hours. G1-level (Kp 5) possible.”
Just minutes later, the expert followed up with a second tweet, which read: “Confirmed! Magenta and gold aurora grace the skies over Pierre, South Dakota, USA tonight as this ongoing #solarstorm builds.”
On Saturday, Dr Skov said there was a “snake-like filament launched as a big #solarstorm while in the Earth-strike zone”.
She added that NASA had predicted impact for early today.
It had also been predicted that amateur and GPS users would suffer from “signal disruptions on Earth’s nightside”.
Dr Skov tweeted on Saturday: “Direct Hit! A snake-like filament launched as a big #solarstorm while in the Earth-strike zone.
“NASA predicts impact early July 19.
“Strong aurora shows possible with this one, deep into mid-latitudes.
“Amateur radio & GPS users expect signal disruptions on Earth’s nightside.”
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