Space Weather Advisory Outlook #02-15 — 9 Apr 2002

SPACE WEATHER ADVISORY OUTLOOK #02- 15

2002 April 09 at 01:05 p.m. MDT (2002 April 09 1905 UTC)

**** SPACE WEATHER OUTLOOK ****

Summary For April 1-7

Space weather reached moderate levels. A category R2 (moderate) radio
blackout reached its peak at 8:32 a.m. MST on April 4 (2002 April 04
1532 UTC) due to a major flare from beyond the Sun’s eastern limb. A
category R1 (minor) radio blackout also occurred on April 4 due to a
moderate-sized solar flare. There were no geomagnetic storms or solar
radiation storms during the period. For a list of adverse system
effects related to space weather storms, please refer to the NOAA Space
Weather Scales.

Outlook For April 10-16

Space weather is expected to be at minor levels. Isolated category R1
(minor) radio blackouts are likely. No geomagnetic storms or solar
radiation storms are expected.

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 or
(303) 497-5127. The NOAA Public Affairs contact is Barbara McGehan
at bmcgehan@boulder.noaa.gov or (303) 497-6288.