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Joint USAF/NOAA Solar Geophysical Activity Report and Forecast 1 July 2020

Status Report From: Space Weather Prediction Center (NOAA)
Posted: Wednesday, July 1, 2020

Joint USAF/NOAA Solar Geophysical Activity Report and Forecast SDF Number 183 Issued at 2200Z on 01 Jul 2020 IA. Analysis of Solar Active Regions and Activity from 30/2100Z to 01/2100Z: 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 (02 Jul, 03 Jul, 04 Jul). IIA. Geophysical Activity Summary 30/2100Z to 01/2100Z: The geomagnetic field has been at quiet levels for the past 24 hours. Solar wind speed reached a peak of 353 km/s at 01/0632Z. Total IMF reached 7 nT at 01/1846Z. The maximum southward component of Bz reached -6 nT at 01/1846Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 159 pfu.

IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet levels on days one, two, and three (02 Jul, 03 Jul, 04 Jul). III. Event probabilities 02 Jul-04 Jul Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF green IV. Penticton 10.7 cm Flux Observed 01 Jul 068 Predicted 02 Jul-04 Jul 068/068/068 90 Day Mean 01 Jul 069 V. Geomagnetic A Indices Observed Afr/Ap 30 Jun 005/005 Estimated Afr/Ap 01 Jul 006/008 Predicted Afr/Ap 02 Jul-04 Jul 006/005-006/005-006/005 VI. Geomagnetic Activity Probabilities 02 Jul-04 Jul A. Middle Latitudes Active 05/05/05 Minor Storm 01/01/01 Major-severe storm 01/01/01 B. High Latitudes Active 15/15/15 Minor Storm 15/15/15 Major-severe storm 10/10/10


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