From: Space Weather Prediction Center (NOAA)
Posted: Sunday, November 4, 2018
Joint USAF/NOAA Solar Geophysical Activity Report and Forecast
SDF Number 308 Issued at 2200Z on 04 Nov 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 Nov, 06 Nov, 07 Nov).
IIA. Geophysical Activity Summary 03/2100Z to 04/2100Z: The geomagnetic field has been at quiet to minor storm levels for the past 24 hours. Solar wind speed reached a peak of 458 km/s at 04/1823Z. Total IMF reached 12 nT at 04/1942Z. The maximum southward component of Bz reached -10 nT at 04/1942Z.
IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at unsettled to minor storm levels on day one (05 Nov), quiet to active levels on day two (06 Nov) and quiet to unsettled levels on day three (07 Nov).
III. Event probabilities 05 Nov-07 Nov
Class M 01/01/01
Class X 01/01/01
IV. Penticton 10.7 cm Flux
Observed 04 Nov 067
Predicted 05 Nov-07 Nov 068/068/068
90 Day Mean 04 Nov 069
V. Geomagnetic A Indices
Observed Afr/Ap 03 Nov 003/002
Estimated Afr/Ap 04 Nov 009/012
Predicted Afr/Ap 05 Nov-07 Nov 015/020-010/012-007/008
VI. Geomagnetic Activity Probabilities 05 Nov-07 Nov
A. Middle Latitudes
Minor Storm 20/05/05
Major-severe storm 01/01/01
B. High Latitudes
Minor Storm 25/30/30
Major-severe storm 60/40/30
// end //