NOAA SEC Space Weather Outlook #11- 27

Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA

SPACE WEATHER ADVISORY OUTLOOK #11- 27

2011 June 08 at 02:41 p.m. MDT (2011 June 08 2041 UTC)

**** SPACE WEATHER OUTLOOK ****

Summary For May 30-June 7

(Revised) A category G1 (Minor) geomagnetic storm occurred on 04 June and a G2 (Moderate) geomagnetic storm occurred on 05 June due to the arrival of a coronal mass ejection observed 02 June. A category R1 (Minor) radio blackout occurred on 07 June due to a moderate-sized solar flare. A category S1 (Minor) solar radiation storm occurred on 07 June due to the moderate-sized flare mentioned above.

Outlook For June 8-14

(Revised) A category S1 (Minor) radiation storm is possible during 09 – 10 June due to the arrival of a coronal mass ejection observed on 07 June. A category G1 (Minor) geomagnetic storm is possible during 09 – 10 June, also due to the arrival of the CME observed on 07 June.

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