NOAA / Space Weather Prediction Center

SWPC Space Weather Advisory

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

SPACE WEATHER ADVISORY OUTLOOK #16-47
2016 November 20 at 8:23 p.m. MST (2016 November 21 0323 UTC)

**** SPACE WEATHER OUTLOOK ****

Summary For November 14-20

No space weather storms were observed.

Outlook For November 21-27

G1 (Minor) geomagnetic storm levels are likely on 22-24 November due to recurrent coronal hole high speed stream activity.

For current space weather conditions see: Space Weather Now, Today's Space Weather and Space Weather Alerts


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 SWPC's Space Weather Advisories Web site http://swpc.noaa.gov/advisories or (303) 497-5127.


NOAA Space Weather Scales - Description of catagories used in Outlooks.