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

SPACE WEATHER ADVISORY OUTLOOK #26-43
2026 November 8 at 8:12 p.m. MST (2026 November 9 0312 UTC)

**** SPACE WEATHER OUTLOOK ****

Summary For November 2-8

G1 (Minor) geomagnetic storm levels were observed on 07-08 Nov following the onset of a negative polarity CH HSS.

R1 (Minor) levels were observed on 05, 07, and 08 Nov with a total of seven M-class (R1) flares, all originating from Region 4566.

No S1 or greater solar radiation storms were observed during the period.

Outlook For November 9-15

Isolated G1 (Minor) geomagnetic storm periods are likely on 09 Nov as negative polarity CH HSS influences linger.

R1-R2 (Minor-Moderate) radio blackouts are likely 14 as Region 4566 transits the visible disk.

There is a slight chance for an S1 (Minor) solar radiation event as Region 4566 transits the visble disk.

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