Official Space Weather Advisory issued by NOAA Space Weather Prediction Center

Boulder, Colorado, USA



SPACE WEATHER ADVISORY OUTLOOK #26-25

2026 June 28 at 9:07 p.m. MDT (2026 June 29 0307 UTC)



**** SPACE WEATHER OUTLOOK ****



Summary For June 22-28


G1 (Minor) geomagnetic storm conditions were observed on 25 Jun due to coronal hole influence.



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



Outlook For June 29-July 5



G1 (Minor) geomagnetic storm conditions are likely on 29-30 Jun due to anticipated influence from a coronal mass ejection.



No other 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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