From: Space Weather Prediction Center (NOAA)
Posted: Wednesday, June 13, 2018
Joint USAF/NOAA Solar Geophysical Activity Report and Forecast
SDF Number 164 Issued at 2200Z on 13 Jun 2018
IA. Analysis of Solar Active Regions and Activity from 12/2100Z to 13/2100Z: Solar activity has been at very low levels for the past 24 hours. There are currently 1 numbered sunspot regions on the disk.
IB. Solar Activity Forecast: Solar activity is expected to be very low on days one, two, and three (14 Jun, 15 Jun, 16 Jun).
IIA. Geophysical Activity Summary 12/2100Z to 13/2100Z: The geomagnetic field has been at quiet levels for the past 24 hours. Solar wind speed reached a peak of 829 km/s at 13/0158Z. Total IMF reached 6 nT at 13/1839Z. The maximum southward component of Bz reached -5 nT at 13/1657Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 1544 pfu.
IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet levels on days one, two, and three (14 Jun, 15 Jun, 16 Jun).
III. Event probabilities 14 Jun-16 Jun
Class M 01/01/01
Class X 01/01/01
IV. Penticton 10.7 cm Flux
Observed 13 Jun 071
Predicted 14 Jun-16 Jun 072/072/072
90 Day Mean 13 Jun 070
V. Geomagnetic A Indices
Observed Afr/Ap 12 Jun 005/004
Estimated Afr/Ap 13 Jun 007/008
Predicted Afr/Ap 14 Jun-16 Jun 006/005-005/005-005/005
VI. Geomagnetic Activity Probabilities 14 Jun-16 Jun
A. Middle Latitudes
Minor Storm 01/01/01
Major-severe storm 01/01/01
B. High Latitudes
Minor Storm 20/20/20
Major-severe storm 10/10/10
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