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 #16-17
2016 April 24 at 11:36 p.m. MDT (2016 April 25 0536 UTC)

**** SPACE WEATHER OUTLOOK ****

Summary For April 18-24

Category R2 (Strong) radio blackouts were observed on 18 April due to flare activity from active sunspot Region 2529.

Category G1 (Minor) geomagnetic storms were observed on 23 April due to coronal hole high speed stream effects.

Outlook For April 25-May 1

A chance for G1 (Minor) geomagnetic storms exists on 03 April due to anticipated coronal hole high speed stream effects.

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.