:Product: 0609RSGA.txt :Issued: 2019 Jun 09 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 160 Issued at 2200Z on 09 Jun 2019 IA. Analysis of Solar Active Regions and Activity from 08/2100Z to 09/2100Z: 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 (10 Jun, 11 Jun, 12 Jun). IIA. Geophysical Activity Summary 08/2100Z to 09/2100Z: The geomagnetic field has been at quiet to active levels for the past 24 hours. Solar wind speed reached a peak of 475 km/s at 09/0435Z. Total IMF reached 10 nT at 08/2333Z. The maximum southward component of Bz reached -8 nT at 08/2136Z. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet to unsettled levels on day one (10 Jun), quiet to active levels on day two (11 Jun) and unsettled to active levels on day three (12 Jun). III. Event probabilities 10 Jun-12 Jun Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF green IV. Penticton 10.7 cm Flux Observed 09 Jun 068 Predicted 10 Jun-12 Jun 068/068/068 90 Day Mean 09 Jun 072 V. Geomagnetic A Indices Observed Afr/Ap 08 Jun 014/016 Estimated Afr/Ap 09 Jun 007/009 Predicted Afr/Ap 10 Jun-12 Jun 007/008-008/010-012/015 VI. Geomagnetic Activity Probabilities 10 Jun-12 Jun A. Middle Latitudes Active 15/25/40 Minor Storm 05/05/25 Major-severe storm 01/01/05 B. High Latitudes Active 15/20/10 Minor Storm 30/30/30 Major-severe storm 25/25/50