NOAA / Space Weather Prediction Center

SWPC Space Weather Advisory

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

2012 October 28 at 11:37 p.m. MDT (2012 October 29 0537 UTC)


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.

For current space weather conditions see: Space Weather Now, Today's Space Weather and Space Weather Alerts

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. For more information, including email services, see SWPC's Space Weather Advisories Web site or (303) 497-5127.

NOAA Space Weather Scales - Description of catagories used in Outlooks.