This message is a joint product of the NOAA Space Weather Prediction Center(SWPC) and the USAF Space Weather Flight.
:Product: Report of Solar-Geophysical Activity :Issued: 2020 Jan 20 2200 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Weather Prediction Center and the U.S. Air Force. # Joint USAF/NOAA Solar Geophysical Activity Report and Forecast SDF Number 20 Issued at 2200Z on 20 Jan 2020 ===================================================================== IA. Analysis of Solar Active Regions and Activity from 19/2100Z to 20/2100Z: 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 (21 Jan, 22 Jan, 23 Jan). ===================================================================== IIA. Geophysical Activity Summary 19/2100Z to 20/2100Z: The geomagnetic field has been at quiet levels for the past 24 hours. Solar wind speed reached a peak of 332 km/s at 20/0150Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 212 pfu. ===================================================================== IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet to active levels on day one (21 Jan), quiet to unsettled levels on day two (22 Jan) and quiet levels on day three (23 Jan). ===================================================================== III. Event probabilities 21 Jan-23 Jan Class M 01/01/01 Class X 01/01/01 Proton 01/01/01 PCAF green ===================================================================== IV. Penticton 10.7 cm Flux Observed 20 Jan 071 Predicted 21 Jan-23 Jan 070/070/070 90 Day Mean 20 Jan 071 ===================================================================== V. Geomagnetic A Indices Observed Afr/Ap 19 Jan 002/002 Estimated Afr/Ap 20 Jan 003/004 Predicted Afr/Ap 21 Jan-23 Jan 009/010-009/008-006/005 ===================================================================== VI. Geomagnetic Activity Probabilities 21 Jan-23 Jan A. Middle Latitudes Active 30/20/10 Minor Storm 10/05/01 Major-severe storm 01/01/01 B. High Latitudes Active 15/15/15 Minor Storm 30/25/20 Major-severe storm 40/25/15 :NWRA: File downloaded: Mon Jan 20 22:40:45 UTC 2020Updated daily at approx. 2235 UTC
[ Space Weather Home Page | Scintillation Home Page ]
[ Home | About NWRA | Staff | Research Areas | Products ]
How to contact NWRA
Copyright © 1996-2020 NorthWest Research Associates, Inc. All rights reserved.