320
NWXX04 KWNP 220356
ADVOUT

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

SPACE WEATHER ADVISORY OUTLOOK #25-47
2025 December 21 at 8:51 p.m. MST (2025 December 22 0351 UTC)

**** SPACE WEATHER OUTLOOK ****

Summary For December 15-21

G1 (Minor) geomagnetic storm levels were observed on 17 and 21 Dec. R1 (Minor) radio blackouts were observed on 19-21 Dec.

Outlook For December 22-28

G1 (Minor) geomagnetic storm levels are expected on 22-23 Dec.



Space Weather Prediction Center links
Current space weather conditions http://www.swpc.noaa.gov/communities/space-weather-enthusiasts
Alerts http://www.swpc.noaa.gov/products/alerts-watches-and-warnings
Outlook http://www.swpc.noaa.gov/products/space-weather-advisory-outlook

Data used to provide space weather services are contributed by NOAA,
USAF, NASA, NSF, USGS, the International Space Environment Service (ISES)
and other observatories, universities, and institutions. For more
information, including email services, see SWPC`s Space Weather
Prediction Center Web site http://www.swpc.noaa.gov/ or (303) 497-3171.