794
NWXX04 KWNP 220131
ADVOUT

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

SPACE WEATHER ADVISORY OUTLOOK #25-34
2025 September 21 at 7:29 p.m. MDT (2025 September 22 0129 UTC)

**** SPACE WEATHER OUTLOOK ****

Summary For September 15-21

G1 (minor) geomagnetic storms were observed on 16 Sep.
G3 (strong) geomagnetic storms were observed on 15 Sep.

R1 (minor) solar radiation storms were observed on 19 Sep.

No other significant space weather storms were observed.

Outlook For September 22-28

G1 (minor) geomagnetic storms are likely on 22 Sep.

No other significant space weather storms are expected.



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.