Space Weather Advisory Outlook #02- 29 16 Jul 2002

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

SPACE WEATHER ADVISORY OUTLOOK #02- 29

2002 July 16 at 04:15 p.m. MDT (2002 July 16 2215 UTC)

**** SPACE WEATHER OUTLOOK ****

Summary For July 8-14

.
Space weather reached moderate levels during the period. A category R2
(moderate) radio blackout occurred at 8:51 a.m. MDT (2002 July 11 1451
UTC) due to a major solar flare. Isolated category R1 (minor) radio
blackouts occurred during July 8, 9, 11, and 13. Category G1 (minor)
geomagnetic storm conditions occurred on July 12 due to a high-speed
solar wind stream.

Outlook For July 17-23

Space weather is expected to range from minor to strong levels during
the period. Isolated category R1 (minor) to R3 (strong) radio blackouts
are possible during the period. Category G1 (minor) to G2 (moderate)
geomagnetic storm conditions are possible during July 17 – 18 due to an
expected CME passage. Category S1 (minor) solar radiation storms are
expected during the period.

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.
The NOAA Public Affairs contact is Barbara McGehan at
Barbara.McGehan@noaa.gov or (303) 497-6288.