Viewing archive of Wednesday, 8 January 2020
Solar activity report
Report of Solar-Geophysical Activity 2020 Jan 08 2200 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 8 Issued at 2200Z on 08 Jan 2020IA. Analysis of Solar Active Regions and Activity from 07-2100Z to 08-2100Z 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 (09 Jan, 10 Jan, 11 Jan).
IIA. Geophysical Activity Summary 07-2100Z to 08-2100Z
The geomagnetic
field has been at quiet to unsettled levels for the past 24 hours. Solar
wind speed reached a peak of 437 km/s at 08/1648Z. Total IMF reached 6
nT at 08/1349Z. The maximum southward component of Bz reached -7 nT at
08/1349Z.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected
to be at quiet to unsettled levels on days one and two (09 Jan, 10 Jan)
and quiet levels on day three (11 Jan).
III. Event Probabilities 09 Jan to 11 Jan
| Class M | 01% | 01% | 01% |
| Class X | 01% | 01% | 01% |
| Proton | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7 cm Flux
Observed 08 Jan 074 Predicted 09 Jan-11 Jan 074/074/074 90 Day Mean 08 Jan 070
V. Geomagnetic A Indices
Observed Afr/Ap 07 Jan 004/003 Estimated Afr/Ap 08 Jan 006/007 Predicted Afr/Ap 09 Jan-11 Jan 008/008-007/008-006/005
VI. Geomagnetic Activity Probabilities 09 Jan to 11 Jan
| A. Middle Latitudes | |||
|---|---|---|---|
| Active | 20% | 20% | 05% |
| Minor storm | 05% | 05% | 01% |
| Major-severe storm | 01% | 01% | 01% |
| B. High Latitudes | |||
|---|---|---|---|
| Active | 15% | 15% | 15% |
| Minor storm | 30% | 30% | 15% |
| Major-severe storm | 25% | 25% | 10% |
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