G4 Watch In Effect for May 11
Multiple CMEs erupted associated with flare activity from Region 3664 on 07-09 May. These CMEs are expected to merge with potential arrival expected by early May 11 on the UTC day.
NOAA Scales mini
R1 (Minor) Radio Blackout Impacts
HF Radio: Weak or minor degradation of HF radio communication on sunlit side, occasional loss of radio contact.
Navigation: Low-frequency navigation signals degraded for brief intervals.
More about the NOAA Space Weather Scales
Navigation: Low-frequency navigation signals degraded for brief intervals.
G4 Watch In Effect for May 11