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BGS Global Geomagnetic Activity Forecast

Forecast period
(noon-to-noon GMT) 		Forecast Global Activity level
Average Max
27 MAY-28 MAY QUIET ACTIVE
28 MAY-29 MAY QUIET ACTIVE
29 MAY-30 MAY QUIET QUIET

For more information about the forecast and activity categories see
geomag.bgs.ac.uk/education/activitylevels.html

Activity during last 24 hours

Global   Local (UK)
Date Average Max At time (UTC) Average Max At time (UTC)
26 MAY-27 MAY QUIET ACTIVE 21:00-00:00 QUIET QUIET 21:00-00:00

Additional Comments

Solar wind speed remains somewhat enhanced due to Coronal Hole influence. This is expected to persist for the next few days with some ACTIVE periods possible as a result, although we do not anticipate any significant increase in geomagnetic activity.
Time of forecast: 27 May 2026
© UKRI