Tag: high_frequency_radio

Powerful X1.0 Solar Flare Causes R3 Radio Blackout

3 Jun 2026 8:01 a.m. · Source: NOAA

NOAA reported an X1.0 X-ray event on June 3, 2026, causing an R3 (Strong) radio blackout for about an hour. The solar flare impacted HF communications across Earth's sunlit side, with GOES-19 used for observations.

Science & Technology Media World X-ray event Solar flare Radio blackout NOAA GOES-19 Space Weather High-frequency radio Solar Flares