Official Space Weather Advisory issued by NOAA Space Environment Center Boulder, Colorado, USA
SPACE WEATHER ADVISORY OUTLOOK #04- 37
2004 September 13 at 02:21 p.m. MDT (2004 September 13 2021 UTC)
**** SPACE WEATHER OUTLOOK ****
Summary For September 6-12
Category R1 (minor) radio blackouts were observed on 12 September due to flare activity from active sunspot Regions 667 and 672.
Outlook For September 15-21
Category R1 (minor) radio blackouts are possible from active sunspot Region 672. Category G1 (minor), G2 (moderate), and G3 (strong) geomagnetic storming are possible on 14 -16 September due to clouds of magnetic material from solar flares on the Sun that are expected to impact Earth.
For current space weather conditions please refer to:
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 SEC's Space Weather Advisories Web site http://sec.noaa.gov/advisories or (303) 497-5127.