:Product: 0704RSGA.txt :Issued: 2018 Jul 04 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 185 Issued at 2200Z on 04 Jul 2018 IA. Analysis of Solar Active Regions and Activity from 03/2100Z to 04/2100Z: 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 (05 Jul, 06 Jul, 07 Jul). IIA. Geophysical Activity Summary 03/2100Z to 04/2100Z: The geomagnetic field has been at quiet levels for the past 24 hours. Solar wind speed reached a peak of 351 km/s at 04/0329Z. Total IMF reached 7 nT at 04/1732Z. The maximum southward component of Bz reached -4 nT at 04/0349Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 3066 pfu. IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet levels on days one, two, and three (05 Jul, 06 Jul, 07 Jul). III. Event probabilities 05 Jul-07 Jul Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF green IV. Penticton 10.7 cm Flux Observed 04 Jul 068 Predicted 05 Jul-07 Jul 068/068/068 90 Day Mean 04 Jul 071 V. Geomagnetic A Indices Observed Afr/Ap 03 Jul 005/003 Estimated Afr/Ap 04 Jul 005/005 Predicted Afr/Ap 05 Jul-07 Jul 006/005-006/005-006/005 VI. Geomagnetic Activity Probabilities 05 Jul-07 Jul 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