Viewing archive of Tuesday, 23 March 2004

Solar activity report

Report of Solar-Geophysical Activity 2004 Mar 23 2200 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Report of Solar and Geophysical Activity

SDF Number 083 Issued at 2200Z on 23 Mar 2004

IA. Analysis of Solar Active Regions and Activity from 22-2100Z to 23-2100Z

Solar activity remained low. The four disk regions grew marginally during the past 24 hours. Only two C-class flares occurred, at 0042 UTC from Region 578 (N15E05) and at 0725 UTC from Region 574 (S04W25). Little else of significance was observed.
IB. Solar Activity Forecast
Solar activity is expected to continue low.
IIA. Geophysical Activity Summary 22-2100Z to 23-2100Z
The geomagnetic field was quiet to unsettled.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected to persist at quiet to unsettled levels throughout the interval.
III. Event Probabilities 24 Mar to 26 Mar
Class M 10%10%10%
Class X 01%01%01%
Proton01%01%01%
PCAFgreen
IV. Penticton 10.7 cm Flux
  Observed       23 Mar 118
  Predicted    24 Mar-26 Mar  120/120/115
  90 Day Mean        23 Mar 111
V. Geomagnetic A Indices
  Observed Afr/Ap 22 Mar  008/011
  Estimated     Afr/Ap 23 Mar  007/012
  Predicted     Afr/Ap 24 Mar-26 Mar  010/010-010/010-010/010
VI. Geomagnetic Activity Probabilities 24 Mar to 26 Mar
A. Middle Latitudes
Active20%20%20%
Minor storm 05%05%05%
Major-severe storm 01%01%01%
B. High Latitudes
Active25%25%25%
Minor storm 10%10%10%
Major-severe storm 05%05%05%

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