:Product: 1124RSGA.txt :Issued: 2018 Nov 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 328 Issued at 2200Z on 24 Nov 2018 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 is currently 1 numbered sunspot region on the disk. IB. Solar Activity Forecast: Solar activity is expected to be very low on days one, two, and three (25 Nov, 26 Nov, 27 Nov). 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 367 km/s at 23/2349Z. Total IMF reached 6 nT at 24/1959Z. The maximum southward component of Bz reached -2 nT at 24/1124Z. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet to unsettled levels on days one, two, and three (25 Nov, 26 Nov, 27 Nov). III. Event probabilities 25 Nov-27 Nov Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF green IV. Penticton 10.7 cm Flux Observed 24 Nov 070 Predicted 25 Nov-27 Nov 070/070/070 90 Day Mean 24 Nov 069 V. Geomagnetic A Indices Observed Afr/Ap 23 Nov 001/001 Estimated Afr/Ap 24 Nov 004/004 Predicted Afr/Ap 25 Nov-27 Nov 006/008-007/008-007/008 VI. Geomagnetic Activity Probabilities 25 Nov-27 Nov A. Middle Latitudes Active 15/15/20 Minor Storm 05/05/05 Major-severe storm 01/01/01 B. High Latitudes Active 15/15/20 Minor Storm 25/25/25 Major-severe storm 25/25/20