Moderate M6.7 Solar Flare Causes Brief Radio Blackout

A moderate R2 solar flare, classified as an M6.7 X-ray event, occurred on July 3, 2026, impacting Earth's sunlit side. The event began at 1749 UTC, peaked at 1811 UTC, and concluded on July 4 at 1832 UTC.

The X-ray event, originating from location N17W66 on the sun, caused a limited blackout of high-frequency (HF) radio communication for tens of minutes. This impact was primarily centered on the sub-solar point on Earth's sunlit side.