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Solar activity report

Report of Solar-Geophysical Activity 2019 Jun 10 2200 UTC
Prepared by the NOAA © SWPC and processed by

Joint USAF/NOAA Report of Solar and Geophysical Activity

SDF Number 161 Issued at 2200Z on 10 Jun 2019

IA. Analysis of Solar Active Regions and Activity from 09-2100Z to 10-2100Z

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 (11 Jun, 12 Jun, 13 Jun).
IIA. Geophysical Activity Summary 09-2100Z to 10-2100Z
The geomagnetic field has been at quiet levels for the past 24 hours. Solar wind speed reached a peak of 383 km/s at 10/0104Z.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected to be at quiet to active levels on day one (11 Jun), unsettled to active levels on day two (12 Jun) and quiet to unsettled levels on day three (13 Jun).
III. Event Probabilities 11 Jun to 13 Jun
Class M01%01%01%
Class X01%01%01%
IV. Penticton 10.7 cm Flux
  Observed       10 Jun 069
  Predicted   11 Jun-13 Jun 068/068/068
  90 Day Mean        10 Jun 072

V. Geomagnetic A Indices
  Observed Afr/Ap 09 Jun  008/006
  Estimated     Afr/Ap 10 Jun  003/004
  Predicted    Afr/Ap 11 Jun-13 Jun  008/010-012/015-008/008

VI. Geomagnetic Activity Probabilities 11 Jun to 13 Jun
A. Middle Latitudes
Minor storm05%25%05%
Major-severe storm01%05%01%
B. High Latitudes
Minor storm30%30%30%
Major-severe storm25%50%20%

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