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Solar activity report

Report of Solar-Geophysical Activity 2019 Jun 09 2200 UTC
Prepared by the NOAA © SWPC and processed by

Joint USAF/NOAA Report of Solar and Geophysical Activity

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 to 12 Jun
Class M01%01%01%
Class X01%01%01%
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 to 12 Jun
A. Middle Latitudes
Minor storm05%05%25%
Major-severe storm01%01%05%
B. High Latitudes
Minor storm30%30%30%
Major-severe storm25%25%50%

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