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 #13-21
2013 May 27 at 7:20 a.m. MDT (2013 May 27 1320 UTC)

**** SPACE WEATHER OUTLOOK ****

Summary For May 20-26

G1 (minor) geomagnetic storms were observed on 24-25 May. S1 (minor), S2 (moderate) and S3 (strong) radiation storms were observed on 22-25 May. R1 (minor) radio blackouts were observed on 20 May. R2 (moderate) radio blackouts were observed on 22 May.

Outlook For May 27-June 2

No space weather storms are expected during the outlook period.

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.