NOAA / Space Weather Prediction Center

SWPC Space Weather Advisory

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

2011 August 02 at 02:42 p.m. MDT (2011 August 02 2042 UTC)


Summary For July 25-31 Category R1 (Minor) and R2 (Moderate) radio blackouts were observed on 27 and 30 July respectively from Region 1261.

Outlook For August 3-9 Isolated R1 (Minor) radio blackouts are expected until Region 1261 rotates around the limb on 07 August.

A category G1 (Minor) geomagnetic storm is expected on 05 August due to the effects of a CME observed early on 02 August.

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.