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Solar activity report

Report of Solar-Geophysical Activity 2020 Mar 29 2230 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Report of Solar and Geophysical Activity

SDF Number 89 Issued at 2200Z on 29 Mar 2020

IA. Analysis of Solar Active Regions and Activity from 28-2100Z to 29-2100Z

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 (30 Mar, 31 Mar, 01 Apr).
IIA. Geophysical Activity Summary 28-2100Z to 29-2100Z
The geomagnetic field has been at quiet to unsettled levels for the past 24 hours. Solar wind speed reached a peak of 449 km/s at 29/0728Z. Total IMF reached 6 nT at 29/0838Z. The maximum southward component of Bz reached -4 nT at 29/1050Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 278 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected to be at quiet to active levels on days one and two (30 Mar, 31 Mar) and quiet to unsettled levels on day three (01 Apr).
III. Event Probabilities 30 Mar to 01 Apr
Class M01%01%01%
Class X01%01%01%
Proton01%01%01%
PCAFgreen
IV. Penticton 10.7 cm Flux
  Observed       29 Mar 068
  Predicted   30 Mar-01 Apr 068/068/068
  90 Day Mean        29 Mar 071

V. Geomagnetic A Indices
  Observed Afr/Ap 28 Mar  004/005
  Estimated     Afr/Ap 29 Mar  007/008
  Predicted    Afr/Ap 30 Mar-01 Apr  009/012-010/012-007/008

VI. Geomagnetic Activity Probabilities 30 Mar to 01 Apr
A. Middle Latitudes
Active40%35%30%
Minor storm15%15%10%
Major-severe storm01%01%01%
B. High Latitudes
Active10%10%15%
Minor storm30%30%30%
Major-severe storm55%50%40%

All times in UTC

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