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BGS Global Geomagnetic Activity Forecast

Forecast period
(noon-to-noon GMT)
Forecast Global Activity level
Average Max
21 FEB-22 FEB QUIET ACTIVE
22 FEB-23 FEB QUIET STORM G1
23 FEB-24 FEB QUIET STORM G1

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

Activity during last 24 hours

Global   Local (UK)
Date Average Max At time (UT) Average Max At time (UT)
20 FEB-21 FEB QUIET QUIET 18:00-21:00 QUIET ACTIVE 18:00-21:00

Additional Comments

While solar wind speed is currently declining, coronal hole effects are likely to reverse this trend in the coming days. The topography of the coronal hole suggests the strongest geomagnetic perturbations will occur during the second and third intervals.
Time of forecast: 21 Feb 2017
© NERC 2015