NOAA SWPC Space Weather Advisory Outlook #18-35 2018 August 27

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

SPACE WEATHER ADVISORY OUTLOOK #18-35
2018 August 26 at 11:37 p.m. MDT (2018 August 27 0537 UTC)

**** SPACE WEATHER OUTLOOK ****

Summary For August 20-26

G1-G3 (Minor-Strong) geomagnetic storm levels were observed on 26 August due to the arrival of the 20 August coronal mass ejection.

Outlook For August 27-September 2

G1 (Minor) geomagnetic storm levels are expected on 27 August due to coronal hole high speed stream activity.

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