Yesterday, the National Weather Service’s Space Weather Prediction Center (SWPC) upgraded the Geomagnetic Storm Watch then in effect to a Geomagnetic Storm Warning after detecting the early arrival of a strong solar wind.
The SWPC said minor to moderate geomagnetic storm levels were being observed which indicated the early arrival of an anticipated coronal mass ejection that left the Sun on Sunday, April 22. The enhancement in solar wind parameters were first observed by the DSCOVR spacecraft.
The strong solar wind was expected to cause auroral enhancements that might be visible at night in higher latitudes under favorable sky conditions. Due to the strength of this disturbance , aurora could…
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