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 #13-52
2013 December 22 at 6:21 p.m. MST (2013 December 23 0121 UTC)

**** SPACE WEATHER OUTLOOK ****

Summary For December 16-22

R1 (minor) radio blackouts were observed on 19, 20, and 22 December. No space radiation storms or geomagnetic storms were observed.

Outlook For December 23-29

R1-R2 (minor-moderate) radio blackouts are likely through the end of the period, with a slight chance for an R3 (strong) or greater radio blackout. There is a slight chance for S1 (minor) or greater solar radiation storms through 28 December. No G1 (minor) or greater geomagnetic storms are predicted in the absence of any transient features.

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.