NOAA / Space Weather Prediction Center
Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA
SPACE WEATHER ADVISORY OUTLOOK #13-16
2013 April 21 at 6:48 p.m. MDT (2013 April 22 0048 UTC)
**** SPACE WEATHER OUTLOOK ****
Summary For April 15-21
No significant space weather storms were observed.
Outlook For April 22-28
A chance for R1 - R2 (minor - moderate) solar radio blackouts are possible through 26 April due to complex active Region 1726. This region will rotate off the visible disk on or about 26 April.
For current space weather conditions see: Space Weather Now, Today's Space Weather and Space Weather Alerts
Data used to provide space weather services are contributed by NOAA, USAF, NASA, NSF, USGS, the International Space Environment Services and other observatories, universities, and institutions. For more information, including email services, see SWPC's Space Weather Advisories Web site http://swpc.noaa.gov/advisories or (303) 497-5127.
NOAA Space Weather Scales - Description of catagories used in Outlooks.
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