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Solar activity report

Report of Solar-Geophysical Activity 2021 Mar 10 2200 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Report of Solar and Geophysical Activity

SDF Number 69 Issued at 2200Z on 10 Mar 2021

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 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 (11 Mar, 12 Mar, 13 Mar).
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 424 km/s at 10/0735Z. Total IMF reached 5 nT at 10/0147Z. The maximum southward component of Bz reached -1 nT at 10/1603Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 1458 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected to be at quiet levels on days one and two (11 Mar, 12 Mar) and quiet to active levels on day three (13 Mar).
III. Event Probabilities 11 Mar to 13 Mar
Class M01%01%01%
Class X01%01%01%
Proton01%01%01%
PCAFgreen
IV. Penticton 10.7 cm Flux
  Observed       10 Mar 079
  Predicted   11 Mar-13 Mar 079/079/079
  90 Day Mean        10 Mar 077

V. Geomagnetic A Indices
  Observed Afr/Ap 09 Mar  002/003
  Estimated     Afr/Ap 10 Mar  003/003
  Predicted    Afr/Ap 11 Mar-13 Mar  006/005-006/005-008/010

VI. Geomagnetic Activity Probabilities 11 Mar to 13 Mar
A. Middle Latitudes
Active15%15%25%
Minor storm01%01%05%
Major-severe storm01%01%01%
B. High Latitudes
Active15%15%15%
Minor storm20%20%25%
Major-severe storm20%20%30%

All times in UTC

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