NOAA SEC Space Weather Outlook #07- 40

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

SPACE WEATHER ADVISORY OUTLOOK #07- 40

2007 September 25 at 10:49 a.m. MDT (2007 September 25 1649 UTC)

**** SPACE WEATHER OUTLOOK ****

Summary For September 17-23

No space weather storms were detected.

Outlook For September 26-October 2

Category G1 (Minor) geomagnetic storms are possible on 29 September due to an expected increase in solar wind velocities associated with a coronal hole.

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. More information is available at SEC’s Web site http://sec.noaa.gov