NOAA SWPC Space Weather Outlook #20-51 21 December 2020

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

SPACE WEATHER ADVISORY OUTLOOK #20-51
2020 December 20 at 6:26 p.m. MST (2020 December 21 0126 UTC)

**** SPACE WEATHER OUTLOOK ****

Summary For December 14-20

No significant space weather storms were observed during the summary period.

Outlook For December 21-27

G1 (Minor) geomagnetic storms are likely on 23 December due to coronal hole high speed stream influence.

No other significant space weather storms are expected during the outlook period.

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