Official Space Weather Advisory issued by NOAA Space Weather Prediction Center

Boulder, Colorado, USA



SPACE WEATHER ADVISORY OUTLOOK #26-23

2026 June 14 at 9:02 p.m. MDT (2026 June 15 0302 UTC)



**** SPACE WEATHER OUTLOOK ****



Summary For June 8-14


- G1 (Minor) geomagnetic storrming was observed on 11 Jun due to negative polarity CH HSS and weak CME effects.

- No R1 or greater events were observed during the period.

- No S1 or greater solar radiation storm events were observed during the period.



Outlook For June 15-21



No G1 or greater Geomagnetic storms are expected during the period, barring significant CME activity.

No S1 or greater solar radiation storms are expected during the period, barring significant solar flare activity.

-Increasing chances for R1-R2 (Minor-Moderate) events are anticipated after 20 Jun with the expected return of old Region 4455.



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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