nWo Posted March 23, 2018 Share Posted March 23, 2018 Power systems: Weak power grid fluctuations can occur. Spacecraft operations: Minor impact on satellite operations possible. Other systems: Migratory animals are affected at this and higher levels; aurora is commonly visible at high latitudes (northern Michigan and Maine). More about the NOAA Space Weather Scales Link to comment Share on other sites More sharing options...
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