NOAA / Space Weather Prediction Center
Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA
SPACE WEATHER ADVISORY OUTLOOK #13-15
2013 April 14 at 11:47 p.m. MDT (2013 April 15 0547 UTC)
**** SPACE WEATHER OUTLOOK ****
Summary For April 8-14
A category R2 (Moderate) radio blackout was observed on 11 April due to flare activity from active sunspot Region 1719. A category R1 (Minor) radio blackout was observed on 12 April due to flare activity from active sunspot Region 1718. A category S1 to S2 (Minor to Moderate) solar radiation storm was observed on 11 - 12 April due to solar activity from active sunspot Region 1719.
Outlook For April 15-21
No space weather storms are expected.
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NOAA Space Weather Scales - Description of catagories used in Outlooks.
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