Joint USAF/NOAA Solar Geophysical Activity Report and Forecast SDF Number 5 Issued at 2200Z on 05 Jan 2018
IA. Analysis of Solar Active Regions and Activity from 04/2100Z to 05/2100Z: Solar activity has been at very low levels for the past 24 hours. There are currently 1 numbered sunspot regions on the disk. IB. Solar Activity Forecast: Solar activity is expected to be very low on days one, two, and three (06 Jan, 07 Jan, 08 Jan).
IIA. Geophysical Activity Summary 04/2100Z to 05/2100Z: The geomagnetic field has been at quiet levels for the past 24 hours. Solar wind speed reached a peak of 410 km/s at 04/2101Z. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet levels on day one (06 Jan), quiet to unsettled levels on day two (07 Jan) and quiet to active levels on day three (08 Jan).
III. Event probabilities 06 Jan-08 Jan Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF green
IV. Penticton 10.7 cm Flux Observed 05 Jan 069 Predicted 06 Jan-08 Jan 069/069/068 90 Day Mean 05 Jan 072
V. Geomagnetic A Indices Observed Afr/Ap 04 Jan 003/003 Estimated Afr/Ap 05 Jan 004/005 Predicted Afr/Ap 06 Jan-08 Jan 005/005-008/008-008/012
VI. Geomagnetic Activity Probabilities 06 Jan-08 Jan A. Middle Latitudes Active 10/10/30 Minor Storm 01/05/10 Major-severe storm 01/01/01 B. High Latitudes Active 15/15/15 Minor Storm 20/20/35 Major-severe storm 10/20/40