Viewing archive of Wednesday, 26 February 1997

Solar activity report

Report of Solar-Geophysical Activity 1997 Feb 26 2200 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Report of Solar and Geophysical Activity

SDF Number 057 Issued at 2200Z on 26 FEB 1997

IA. Analysis of Solar Active Regions and Activity from 25-2100Z to 26-2100Z

SOLAR ACTIVITY REMAINED VERY LOW. THE DISK BECAME SPOTLESS.
IB. Solar Activity Forecast
SOLAR ACTIVITY IS EXPECTED TO REMAIN VERY LOW FOR THE NEXT THREE DAYS. IIA. GEOPHYSICAL ACTIVITY SUMMARY FROM 25/2100Z TO 26/2100Z: THE GEOMAGNETIC FIELD WAS PREDOMINANTLY QUIET TO UNSETTLED. A PERIOD OF ACTIVE LEVELS AT MID LATITUDES AND MINOR TO MAJOR LEVELS AT HIGH LATITUDES OCCURRED FROM 26/12-15Z.
IIB. Geophysical Activity Forecast
THE GEOMAGNETIC FIELD IS EXPECTED TO BE QUIET TO UNSETTLED TOMORROW AND QUIET ON THE SECOND AND THIRD DAYS.
III. Event Probabilities 27 FEB to 01 MAR
Class M 01%01%01%
Class X 01%01%01%
Proton01%01%01%
PCAFGREEN
IV. Penticton 10.7 cm Flux
  Observed       26 FEB 074
  Predicted    27 FEB-01 MAR  074/074/074
  90 Day Mean        26 FEB 076
V. Geomagnetic A Indices
OBSERVED AFR/AP 25 FEB  008/005
ESTIMATED AFR/AP 26 FEB  016/010
PREDICTED AFR/AP 27 FEB-01 MAR  010/008-005/008-005/008
VI. Geomagnetic Activity Probabilities 27 FEB to 01 MAR
A. Middle Latitudes
Active15%10%10%
Minor storm 05%05%05%
Major-severe storm 01%01%01%
B. High Latitudes
Active20%15%15%
Minor storm 10%05%05%
Major-severe storm 01%01%01%

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