:Product: 0124RSGA.txt :Issued: 2020 Jan 24 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 24 Issued at 2200Z on 24 Jan 2020 IA. Analysis of Solar Active Regions and Activity from 23/2100Z to 24/2100Z: 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 (25 Jan, 26 Jan, 27 Jan). IIA. Geophysical Activity Summary 23/2100Z to 24/2100Z: The geomagnetic field has been at quiet levels for the past 24 hours. Solar wind speed reached a peak of 346 km/s at 23/2138Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 175 pfu. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet levels on days one, two, and three (25 Jan, 26 Jan, 27 Jan). III. Event probabilities 25 Jan-27 Jan Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF green IV. Penticton 10.7 cm Flux Observed 24 Jan 071 Predicted 25 Jan-27 Jan 071/071/071 90 Day Mean 24 Jan 071 V. Geomagnetic A Indices Observed Afr/Ap 23 Jan 003/002 Estimated Afr/Ap 24 Jan 002/002 Predicted Afr/Ap 25 Jan-27 Jan 006/005-006/005-006/005 VI. Geomagnetic Activity Probabilities 25 Jan-27 Jan A. Middle Latitudes Active 10/10/10 Minor Storm 01/01/01 Major-severe storm 01/01/01 B. High Latitudes Active 15/15/15 Minor Storm 20/20/20 Major-severe storm 15/15/15