Solar flux 132 and estimated planetary A-index 9. The estimated planetary K-index at 1200 UTC on 16 November was 3.67. Space weather for the past 24 hours has been minor. Radio blackouts reaching the R1 level occurre

Forecast Issued at 2200Z on 15 Nov 2025

Solar Activity Forecast: Solar activity is likely to be moderate with a slight chance for an X-class flare on days one and two (16 Nov, 17 Nov) and expected to be low with a chance for M-class flares on day three (18 Nov).

Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet to minor storm levels on day one (16 Nov), unsettled to minor storm levels on day two (17 Nov) and quiet to active levels on day three (18 Nov). Protons greater than 10 Mev have a slight chance of crossing threshold on day one (16 Nov) and have a slight chance of crossing threshold on day two (17 Nov).