Previous SWPC news items.
NOAA Scales mini
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.
News Archive
News Archive
Originally Posted | ||
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G2 (Moderate) geomagnetic storm warning/conditions met | Tuesday, August 22, 2017 - 04:00 | |
Update: G1 (Minor) Geomagnetic Storms Continue | Saturday, August 19, 2017 - 18:20 | |
G1 (Minor) Geomagnetic Storm Levels Observed | Saturday, August 19, 2017 - 03:30 | |
Total Solar Eclipse on Monday, August 21st, 2017 | Wednesday, August 16, 2017 - 21:46 | |
G1 - Minor geomagnetic storm watch issued | Monday, August 14, 2017 - 18:41 |