G2 (Moderate) Geomagnetic Storm Watch Issued - Valid for 16-17 Jul 2017
A watch has been issued for likely G2 (Moderate) geomagnetic storm conditions on 16 Jul and early on 17 Jul due to the anticipated arrival of a CME from 14 Jul.
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.
G2 (Moderate) Geomagnetic Storm Watch Issued - Valid for 16-17 Jul 2017