S2 (Moderate) Solar Radiation Storm Observed
A S2 (Moderate) solar radiation storm was observed from Region 3559.
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.
S2 (Moderate) Solar Radiation Storm Observed