From: Space Weather Prediction Center (NOAA)
Posted: Thursday, June 6, 2019
Joint USAF/NOAA Solar Geophysical Activity Report and Forecast SDF Number 157 Issued at 2200Z on 06 Jun 2019 IA. Analysis of Solar Active Regions and Activity from 05/2100Z to 06/2100Z: 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 (07 Jun, 08 Jun, 09 Jun). IIA. Geophysical Activity Summary 05/2100Z to 06/2100Z: The geomagnetic field has been at quiet levels for the past 24 hours. Solar wind speed reached a peak of 335 km/s at 05/2322Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 147 pfu.
IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet to unsettled levels on days one, two, and three (07 Jun, 08 Jun, 09 Jun). III. Event probabilities 07 Jun-09 Jun Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF green IV. Penticton 10.7 cm Flux Observed 06 Jun 069 Predicted 07 Jun-09 Jun 070/070/070 90 Day Mean 06 Jun 072 V. Geomagnetic A Indices Observed Afr/Ap 05 Jun 005/004 Estimated Afr/Ap 06 Jun 004/004 Predicted Afr/Ap 07 Jun-09 Jun 008/008-008/010-009/008 VI. Geomagnetic Activity Probabilities 07 Jun-09 Jun A. Middle Latitudes Active 15/20/15 Minor Storm 05/05/05 Major-severe storm 01/01/01 B. High Latitudes Active 15/15/15 Minor Storm 30/30/30 Major-severe storm 25/30/25
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