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 #12-29
2012 June 18 at 5:42 a.m. MDT (2012 June 18 1142 UTC)

**** SPACE WEATHER OUTLOOK ****

Summary For June 11-17

Category R1 (Minor) Radio Blackouts were observed on 13 and 14 June due to flare activity from Region 1504. A category S1 (Minor) Solar Radiation Storm was observed on 16 June. Category G1 (Minor) Geomagnetic Storms were observed on 11, 12 and 17 June. Category G2 (Moderate) Geomagnetic Storms were observed on 16 and 17 June.

Outlook For June 18-24

Category G1 (Minor) Radio Blackouts are likely from 18 - 21 June. Category G1 (Minor) Geomagnetic Storms are expected on 18 June.

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.