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BGS Global Geomagnetic Activity Forecast

Forecast period
(noon-to-noon GMT) 		Forecast Global Activity level
Average Max
21 MAY-22 MAY QUIET QUIET
22 MAY-23 MAY QUIET QUIET
23 MAY-24 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)
20 MAY-21 MAY QUIET QUIET 00:00-03:00 QUIET QUIET 00:00-03:00

Additional Comments

Solar wind parameters have now returned to near-background levels, and no further disturbances are anticipated. Geomagnetic activity is expected to remain at QUIET levels throughout all three forecast intervals.
Time of forecast: 21 May 2026
© UKRI