NOAA SEC Space Weather Advisory Outlook #10- 17

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

SPACE WEATHER ADVISORY OUTLOOK #10- 17
2010 April 20 at 11:11 a.m. MDT (2010 April 20 1711 UTC)

**** SPACE WEATHER OUTLOOK ****

Summary For April 12-18
A category G2 (moderate) geomagnetic storm occurred on 12 April from
0000-0300 UTC due to a CME observed on 08 April.
A category G1 (Minor) geomagnetic storm occurred on 14 April from
2100-2359 UTC due to a geo-effectively positioned coronal hole.

Outlook For April 21-27
No space weather 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 SWPC’s Web site http://swpc.noaa.gov