Viewing archive of Sunday, 3 May 2020
Solar activity report
Report of Solar-Geophysical Activity 2020 May 03 2200 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 124 Issued at 2200Z on 03 May 2020IA. Analysis of Solar Active Regions and Activity from 02-2100Z to 03-2100Z 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 (04 May, 05 May, 06 May).
IIA. Geophysical Activity Summary 02-2100Z to 03-2100Z
The geomagnetic
field has been at quiet levels for the past 24 hours. Solar wind speed
reached a peak of 344 km/s at 02/2245Z. Total IMF reached 10 nT at
03/2000Z. The maximum southward component of Bz reached -5 nT at
03/1825Z. Electrons greater than 2 MeV at geosynchronous orbit reached
a peak level of 138 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected
to be at quiet to unsettled levels on days one, two, and three (04 May,
05 May, 06 May).
III. Event Probabilities 04 May to 06 May
| Class M | 01% | 01% | 01% |
| Class X | 01% | 01% | 01% |
| Proton | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7 cm Flux
Observed 03 May 069 Predicted 04 May-06 May 070/070/070 90 Day Mean 03 May 070
V. Geomagnetic A Indices
Observed Afr/Ap 02 May 003/005 Estimated Afr/Ap 03 May 004/004 Predicted Afr/Ap 04 May-06 May 008/008-008/010-007/008
VI. Geomagnetic Activity Probabilities 04 May to 06 May
| A. Middle Latitudes | |||
|---|---|---|---|
| Active | 15% | 20% | 15% |
| Minor storm | 05% | 05% | 05% |
| Major-severe storm | 01% | 01% | 01% |
| B. High Latitudes | |||
|---|---|---|---|
| Active | 15% | 20% | 15% |
| Minor storm | 25% | 25% | 25% |
| Major-severe storm | 20% | 25% | 20% |
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