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BGS Global Geomagnetic Activity Forecast

Forecast period
(noon-to-noon GMT) 		Forecast Global Activity level
Average Max
30 OCT-31 OCT ACTIVE STORM G1
31 OCT-1 NOV ACTIVE STORM G1
1 NOV-2 NOV QUIET ACTIVE

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)
29 OCT-30 OCT QUIET QUIET 03:00-06:00 QUIET QUIET 03:00-06:00

Additional Comments

A high-speed solar wind stream from a coronal hole is expected to arrive during the first forecast interval. This will bring ACTIVE to STORM G1 periods over the weekend before its influence gradually eases.
Time of forecast: 30 Oct 2026
© UKRI