NOAA / Space Weather Prediction Center

SWPC Space Weather Advisory

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

2013 June 23 at 11:15 p.m. MDT (2013 June 24 0515 UTC)


Summary For June 17-23

Category R1 (Minor) radio blackouts were observed on 21 June and 23 June due to flare activity from active sunspot Regions 1777 and 1778.

A Category S1 (Minor) solar radiation storm was observed on 23 June due to solar activity from active sunspot Region 1777.

Outlook For June 24-30

There is a chance for Category R1 (Minor) radio blackouts on 24-25 June.

A Category S1 (Minor) solar radiation storm is likely to continue on 24 June with a chance to continue on 25 June.

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.