NOAA / Space Weather Prediction Center

SWPC Space Weather Advisory

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

2014 March 16 at 9:05 p.m. MDT (2014 March 17 0305 UTC)


Summary For March 10-16

Category R1 (Minor) radio blackouts were observed from 10 - 13 March due to flare activity from active solar Regions 1991, 1996 and 2002.

A Category R2 (Moderate) radio blackout was observed on 12 March due to flare activity from active solar Region 1996.

Category G1 (Minor) geomagnetic storms were observed on 13 March due to coronal hole high speed stream activity.

Outlook For March 17-23

A chance for Category R1 (Minor) radio blackouts exists on 23 March as old Region 1991 rotates back onto the visible disk.

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 or (303) 497-5127.

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