Viewing archive of Friday, 2 November 2018

Solar activity report

Report of Solar-Geophysical Activity 2018 Nov 02 2200 UTC
Prepared by the NOAA © SWPC and processed by

Joint USAF/NOAA Report of Solar and Geophysical Activity

SDF Number 306 Issued at 2200Z on 02 Nov 2018

IA. Analysis of Solar Active Regions and Activity from 01-2100Z to 02-2100Z

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 (03 Nov, 04 Nov, 05 Nov).
IIA. Geophysical Activity Summary 01-2100Z to 02-2100Z
The geomagnetic field has been at quiet levels for the past 24 hours. Solar wind speed reached a peak of 349 km/s at 02/0949Z.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected to be at quiet to minor storm levels on day one (03 Nov) and unsettled to active levels on days two and three (04 Nov, 05 Nov).
III. Event Probabilities 03 Nov to 05 Nov
Class M 01%01%01%
Class X 01%01%01%
IV. Penticton 10.7 cm Flux
  Observed       02 Nov 068
  Predicted    03 Nov-05 Nov 067/067/067
  90 Day Mean        02 Nov 069

V. Geomagnetic A Indices
  Observed Afr/Ap 01 Nov  005/004
  Estimated     Afr/Ap 02 Nov  005/005
  Predicted     Afr/Ap 03 Nov-05 Nov  016/025-015/020-011/015

VI. Geomagnetic Activity Probabilities 03 Nov to 05 Nov
A. Middle Latitudes
Minor storm 20%10%05%
Major-severe storm 01%01%01%
B. High Latitudes
Minor storm 25%30%30%
Major-severe storm 45%35%35%

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