Official Space Weather Advisory issued by NOAA Space Weather Prediction Center

Boulder, Colorado, USA



SPACE WEATHER ADVISORY OUTLOOK #25-15

2025 April 27 at 6:59 p.m. MDT (2025 April 28 0059 UTC)



**** SPACE WEATHER OUTLOOK ****



Summary For April 21-27


-G1 (Minor) storm periods were observed on 21 Apr in response to positive polarity CH HSS influences.

 

-R1 (Minor) events were observed on 21-22 Apr.



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



Outlook For April 28-May 4



No 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

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