Viewing archive of Thursday, 24 March 2005

Solar activity report

Report of Solar-Geophysical Activity 2005 Mar 24 2210 UTC
# Prepared jointly by the U.S. Dept. of Commerce, NOAA, #Space Environment Center and the U.S. Air Force. #

Joint USAF/NOAA Report of Solar and Geophysical Activity

SDF Number 083 Issued at 2200Z on 24 Mar 2005

IA. Analysis of Solar Active Regions and Activity from 23-2100Z to 24-2100Z

Solar activity was very low.
IB. Solar Activity Forecast
Solar activity is expected to be very low to low.
IIA. Geophysical Activity Summary 23-2100Z to 24-2100Z
The geomagnetic field was at quiet to unsettled levels.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected to be at quiet to unsettled levels on 25 March. On 26 March, isolated active conditions are expected as a recurrent high speed stream moves into geoeffective position. On 27 March, unsettled to active conditions are expected.
III. Event Probabilities 25 Mar to 27 Mar
Class M 10%10%10%
Class X 01%01%01%
Proton01%01%01%
PCAFgreen
IV. Penticton 10.7 cm Flux
  Observed       24 Mar 087
  Predicted    25 Mar-27 Mar  090/090/085
  90 Day Mean        24 Mar 098
V. Geomagnetic A Indices
  Observed Afr/Ap 23 Mar  003/004
  Estimated     Afr/Ap 24 Mar  008/008
  Predicted     Afr/Ap 25 Mar-27 Mar  008/010-010/012-010/015
VI. Geomagnetic Activity Probabilities 25 Mar to 27 Mar
A. Middle Latitudes
Active20%25%25%
Minor storm 10%10%10%
Major-severe storm 01%01%01%
B. High Latitudes
Active25%25%30%
Minor storm 10%15%15%
Major-severe storm 01%05%10%

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