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Joint USAF/NOAA Solar Geophysical Activity Report and Forecast 14 November 2020

Status Report From: Space Weather Prediction Center (NOAA)
Posted: Saturday, November 14, 2020

Joint USAF/NOAA Solar Geophysical Activity Report and Forecast SDF Number 319 Issued at 2200Z on 14 Nov 2020 IA. Analysis of Solar Active Regions and Activity from 13/2100Z to 14/2100Z: 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 with a slight chance for a C-class flare on days one, two, and three (15 Nov, 16 Nov, 17 Nov). IIA. Geophysical Activity Summary 13/2100Z to 14/2100Z: The geomagnetic field has been at quiet levels for the past 24 hours. Solar wind speed reached a peak of 385 km/s at 13/2103Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 302 pfu.

IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet to unsettled levels on day one (15 Nov) and quiet levels on days two and three (16 Nov, 17 Nov). III. Event probabilities 15 Nov-17 Nov Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF green IV. Penticton 10.7 cm Flux Observed 14 Nov 080 Predicted 15 Nov-17 Nov 080/078/075 90 Day Mean 14 Nov 075 V. Geomagnetic A Indices Observed Afr/Ap 13 Nov 002/002 Estimated Afr/Ap 14 Nov 003/005 Predicted Afr/Ap 15 Nov-17 Nov 007/008-006/005-005/005 VI. Geomagnetic Activity Probabilities 15 Nov-17 Nov A. Middle Latitudes Active 15/10/10 Minor Storm 05/01/01 Major-severe storm 01/01/01 B. High Latitudes Active 15/20/20 Minor Storm 25/20/20 Major-severe storm 20/10/10


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