NOAA SEC Space Weather Advisory Outlook #04- 43

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

SPACE WEATHER ADVISORY OUTLOOK #04- 43

2004 October 26 at 01:46 p.m. MDT (2004 October 26 1946 UTC)

**** SPACE WEATHER OUTLOOK ****

Summary For October 18-24

Category R1 (minor) radio blackouts were observed on 20, 22, and 24
October due to solar flare activity from active sunspot Region 687.

Outlook For October 27-November 2

Category R1 (minor) radio blackouts are possible from active sunspot
Region 687.

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.