Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #14-49 2014 December 7 at 9:29 p.m. MST (2014 December 8 0429 UTC) **** SPACE WEATHER OUTLOOK **** Summary For December 1-7 Category R1 (Minor) radio blackouts were observed on 01, 04, and 05 December while category R2 (Moderate) radio blackouts were observed on 04 December due to flare activity from Region 2222. Category G1 (Minor) geomagnetic storming was observed on 07 December due to coronal hole high speed stream activity. Outlook For December 8-14 There is a chance for R1-R2 (Minor-Moderate) radio blackouts for the forecast period due to potential significant flare activity from Region 2222 or the return of old Region 2209. Category G1 (Minor) geomagnetic storming is likely on 08 December due to continued activity from a coronal hole high speed stream. 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.