Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #14-15 2014 April 13 at 8:35 p.m. MDT (2014 April 14 0235 UTC) **** SPACE WEATHER OUTLOOK **** Summary For April 7-13 A G1 (minor) geomagnetic storm was observed on 12 April. No significant radio blackouts nor space radiation storms were observed. Outlook For April 14-20 There is a chance for R1 (minor) or greater radio blackouts during the forecast period, particularly between 25 April and 08 May as Old Region 2027 is expected to return. No G1 (minor) or greater geomagnetic storms or S1 (minor) or greater space radiation storms are forecast. 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.