Status Report

Joint USAF/NOAA Report of Solar and Geophysical Activity 23 Jul 2006

By SpaceRef Editor
July 24, 2006
Filed under , , ,
Joint USAF/NOAA Report of Solar and Geophysical Activity 23 Jul 2006
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Product: Report of Solar-Geophysical Activity
Issued: 2006 Jul 23 2200 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 204 Issued at 2200Z on 23 Jul 2006

IA. Analysis of Solar Active Regions and Activity from 22/2100Z to 23/2100Z: Solar activity was very low. Region 901 (N06E56) has produced several B-class flares. No new regions were numbered today.

IB. Solar Activity Forecast: Solar activity is expected to be very low.

IIA. Geophysical Activity Summary 22/2100Z to 23/2100Z: The geomagnetic field was quiet.

IIB. Geophysical Activity Forecast: The geomagnetic field is expected to be quiet to unsettled with a chance for active conditions on 24 – 25 July. Expect mostly quiet conditions on 26 July.

III. Event Probabilities 24 Jul-26 Jul

  • Class M 01/01/01
  • Class X 01/01/01
  • Proton 01/01/01
  • PCAF green

IV. Penticton 10.7 cm Flux

  • Observed 23 Jul 077
  • Predicted 24 Jul-26 Jul 075/075/080
  • 90 Day Mean 23 Jul 079

V. Geomagnetic A Indices

  • Observed Afr/Ap 22 Jul 003/004
  • Estimated Afr/Ap 23 Jul 003/005
  • Predicted Afr/Ap 24 Jul-26 Jul 010/015-010/020-008/012

VI. Geomagnetic Activity Probabilities 24 Jul-26 Jul

A. Middle Latitudes

  • Active 25/25/15
  • Minor storm 10/10/05
  • Major-severe storm 01/01/01

B. High Latitudes

  • Active 40/50/35
  • Minor storm 15/25/15
  • Major-severe storm 10/15/05

SpaceRef staff editor.