NOAA / Space Weather Prediction Center

SWPC Space Weather Advisory

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

SPACE WEATHER ADVISORY OUTLOOK #13-45
2013 November 3 at 11:26 p.m. MST (2013 November 4 0626 UTC)

**** SPACE WEATHER OUTLOOK ****

Summary For October 28-November 3

Category R1 (Minor) radio blackouts were observed on 28 October, 31 October, and 02 November due to flare activity from active sunspot Regions 1875, 1877, 1882, and 1884.

Category R2 (Moderate) radio blackouts were observed on 28 October, 01 November, and 03 November due to flare activity from active sunspot Regions 1875 and 1884.

Category R3 (Strong) radio blackouts were observed on 28 October and 29 October due to flare activity from active sunspot Region 1875.

Outlook For November 4-10

There is a chance for further R1 to R2 (Minor to Moderate) radio blackouts with a slight chance for an R3 (Strong) radio blackout due to potential flare activity from active sunspot Regions 1884 and 1890.

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 http://swpc.noaa.gov/advisories or (303) 497-5127.


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