Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #15-13 2015 March 29 at 9:47 p.m. MDT (2015 March 30 0347 UTC) **** SPACE WEATHER OUTLOOK **** Summary For March 23-29 Category G1 (Minor) geomagnetic storms were observed on 23 Mar due to the onset of a coronal hole high speed stream. Outlook For March 30-April 5 Category G1 (Minor) geomagnetic storms are likely on 30-31 Mar due to coronal hole high speed stream effects. R1-R2 (Minor-Moderate) radio blackouts are likely on 01-05 Apr with the return of active sunspot Regions 2297 and 2302. 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. More information is available at SWPC's Web site http://swpc.noaa.gov Thank you for using the Product Subscription Service. If you would like to remove a product subscription or update the personal information in your account, go to the Product Subscription Site. Please do not use the from address for correspondence, as it is not monitored. For comments or help, please contact SWPC Help.
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