- Status Report
- Jan 27, 2023
Joint USAF/NOAA Solar Geophysical Activity Report and Forecast 3 July 2017
Joint USAF/NOAA Solar Geophysical Activity Report and Forecast
SDF Number 184 Issued at 2200Z on 03 Jul 2017
IA. Analysis of Solar Active Regions and Activity from 02/2100Z to 03/2100Z: Solar activity has been at moderate levels for the past 24 hours. The largest solar event of the period was a M1 event observed at 03/1615Z. 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 (04 Jul, 05 Jul, 06 Jul).
IIA. Geophysical Activity Summary 02/2100Z to 03/2100Z: 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 02/2132Z. Total IMF reached 10 nT at 02/2132Z. The maximum southward component of Bz reached -3 nT at 03/0612Z.
IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet to unsettled levels on days one, two, and three (04 Jul, 05 Jul, 06 Jul).
III. Event probabilities 04 Jul-06 Jul
Class M 01/01/01
Class X 01/01/01
IV. Penticton 10.7 cm Flux
Observed 03 Jul 072
Predicted 04 Jul-06 Jul 073/071/071
90 Day Mean 03 Jul 075
V. Geomagnetic A Indices
Observed Afr/Ap 02 Jul 020/018
Estimated Afr/Ap 03 Jul 009/010
Predicted Afr/Ap 04 Jul-06 Jul 010/011-007/007-007/007
VI. Geomagnetic Activity Probabilities 04 Jul-06 Jul
A. Middle Latitudes
Minor Storm 05/05/05
Major-severe storm 01/01/01
B. High Latitudes
Minor Storm 25/20/20
Major-severe storm 25/20/20