Official Space Weather Advisory issued by NOAA Space Weather Prediction Center
Boulder, Colorado, USA
SPACE WEATHER ADVISORY OUTLOOK #25-26
2025 July 27 at 7:08 p.m. MDT (2025 July 28 0108 UTC)
**** SPACE WEATHER OUTLOOK ****
Summary For July 21-27
G1 (Minor) geomagnetic storms were observed on 22 - 23 July.
No other significant space weather was observed.
Outlook For July 28-August 3
A chance for R1-R2 (Minor-Moderate) radio blackouts exists on 28 July - 03 August.
No other siginificant space weather is forecasted 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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