Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA
SPACE WEATHER ADVISORY OUTLOOK #12-50
2012 October 28 at 11:37 p.m. MDT (2012 October 29 0537 UTC)
**** SPACE WEATHER OUTLOOK ****
Summary For October 22-28
A category R2 (Moderate) Radio Blackout occurred on 22 October and a category R3 (Strong) Radio Blackout occurred on 23 October. Both were due to major solar flares.
Outlook For October 29-November 4
There will be a chance for a category G1 (Minor) Geomagnetic Storm on 01 November due to an expected coronal mass ejection passage.
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