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Solar activity report

Report of Solar-Geophysical Activity 2019 Mar 29 2200 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Report of Solar and Geophysical Activity

SDF Number 88 Issued at 2200Z on 29 Mar 2019

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 533 km/s at 28/2153Z. Total IMF reached 6 nT at 28/2108Z. The maximum southward component of Bz reached -4 nT at 29/0711Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 465 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected to be at quiet to unsettled levels on days one, two, and three (30 Mar, 31 Mar, 01 Apr).
III. Event Probabilities 30 Mar to 01 Apr
Class M 01%01%01%
Class X 01%01%01%
Proton01%01%01%
PCAFgreen
IV. Penticton 10.7 cm Flux
  Observed       29 Mar 069
  Predicted    30 Mar-01 Apr 068/068/068
  90 Day Mean        29 Mar 071

V. Geomagnetic A Indices
  Observed Afr/Ap 28 Mar  010/011
  Estimated     Afr/Ap 29 Mar  007/009
  Predicted     Afr/Ap 30 Mar-01 Apr  008/008-008/008-008/008

VI. Geomagnetic Activity Probabilities 30 Mar to 01 Apr
A. Middle Latitudes
Active20%20%20%
Minor storm 05%05%05%
Major-severe storm 01%01%01%
B. High Latitudes
Active15%15%15%
Minor storm 30%30%30%
Major-severe storm 30%30%30%

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