:Product: 1101RSGA.txt :Issued: 2018 Nov 01 2200 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Weather Prediction Center and the U.S. Air Force. # Joint USAF/NOAA Solar Geophysical Activity Report and Forecast SDF Number 305 Issued at 2200Z on 01 Nov 2018 IA. Analysis of Solar Active Regions and Activity from 31/2100Z to 01/2100Z: Solar activity has been at very low levels for the past 24 hours. There are currently 0 numbered sunspot regions on the disk. IB. Solar Activity Forecast: Solar activity is expected to be very low on days one, two, and three (02 Nov, 03 Nov, 04 Nov). IIA. Geophysical Activity Summary 31/2100Z to 01/2100Z: The geomagnetic field has been at quiet levels for the past 24 hours. Solar wind speed reached a peak of 362 km/s at 01/0828Z. Total IMF reached 6 nT at 01/0523Z. The maximum southward component of Bz reached -4 nT at 01/0403Z. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet levels on day one (02 Nov), quiet to minor storm levels on day two (03 Nov) and unsettled to active levels on day three (04 Nov). III. Event probabilities 02 Nov-04 Nov Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF green IV. Penticton 10.7 cm Flux Observed 01 Nov 067 Predicted 02 Nov-04 Nov 067/067/067 90 Day Mean 01 Nov 069 V. Geomagnetic A Indices Observed Afr/Ap 31 Oct 003/003 Estimated Afr/Ap 01 Nov 005/006 Predicted Afr/Ap 02 Nov-04 Nov 006/005-016/025-015/020 VI. Geomagnetic Activity Probabilities 02 Nov-04 Nov A. Middle Latitudes Active 10/35/30 Minor Storm 05/20/10 Major-severe storm 01/01/01 B. High Latitudes Active 15/15/15 Minor Storm 20/25/30 Major-severe storm 15/45/35