article_snippet: According to the US Space Weather Prediction Centre (SWPC) in Boulder, Colorado, a solar flare caused an hour-long blackout in some high-frequency radio communications over some areas.
article_snippet: The flare (seen in different wavelengths on the left and right) has already caused radio blackouts on Earth and a minor geomagnetic storm could occur tomorrow.
article_snippet: ‘An R3 (Strong) Radio Blackout peaked at 1622 UTC (12:22pm EDT) today, March 11,’ they said in a statement..
article_snippet: (Moderate) Radio Blackouts over the past few days.
article_snippet: According to the US Space Weather Prediction Centre (SWPC) in Boulder, Colorado, the flare (shown) caused an hour-long blackout in some high-frequency radio communicatiosn over some areas .
highlights_snippet: It has already caused radio blackouts on Earth and a minor geomagnetic storm could occur tomorrow .
  