Viewing archive of Monday, 6 April 2020
Solar activity report
Report of Solar-Geophysical Activity 2020 Apr 06 2200 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 97 Issued at 2200Z on 06 Apr 2020IA. Analysis of Solar Active Regions and Activity from 05-2100Z to 06-2100Z 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 (07 Apr, 08 Apr, 09 Apr).
IIA. Geophysical Activity Summary 05-2100Z to 06-2100Z
The geomagnetic
field has been at quiet levels for the past 24 hours. Solar wind speed
reached a peak of 395 km/s at 05/2100Z. Electrons greater than 2 MeV at
geosynchronous orbit reached a peak level of 404 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected
to be at quiet levels on days one, two, and three (07 Apr, 08 Apr, 09
Apr).
III. Event Probabilities 07 Apr to 09 Apr
| Class M | 01% | 01% | 01% |
| Class X | 01% | 01% | 01% |
| Proton | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7 cm Flux
Observed 06 Apr 070 Predicted 07 Apr-09 Apr 070/070/070 90 Day Mean 06 Apr 071
V. Geomagnetic A Indices
Observed Afr/Ap 05 Apr 004/005 Estimated Afr/Ap 06 Apr 004/005 Predicted Afr/Ap 07 Apr-09 Apr 006/005-006/005-006/005
VI. Geomagnetic Activity Probabilities 07 Apr to 09 Apr
| A. Middle Latitudes | |||
|---|---|---|---|
| Active | 10% | 10% | 10% |
| Minor storm | 01% | 01% | 01% |
| Major-severe storm | 01% | 01% | 01% |
| B. High Latitudes | |||
|---|---|---|---|
| Active | 15% | 15% | 15% |
| Minor storm | 20% | 20% | 20% |
| Major-severe storm | 10% | 10% | 10% |
All times in UTC
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