Viewing archive of Sunday, 24 May 2020
Solar activity report
Report of Solar-Geophysical Activity 2020 May 24 2200 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 145 Issued at 2200Z on 24 May 2020IA. Analysis of Solar Active Regions and Activity from 23-2100Z to 24-2100Z 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 (25 May, 26 May, 27 May).
IIA. Geophysical Activity Summary 23-2100Z to 24-2100Z
The geomagnetic
field has been at quiet to unsettled levels for the past 24 hours. Solar
wind speed reached a peak of 348 km/s at 24/1507Z. Total IMF reached 6
nT at 24/1330Z. The maximum southward component of Bz reached -5 nT at
24/1331Z. Electrons greater than 2 MeV at geosynchronous orbit reached
a peak level of 141 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected
to be at quiet levels on days one, two, and three (25 May, 26 May, 27
May).
III. Event Probabilities 25 May to 27 May
| Class M | 01% | 01% | 01% |
| Class X | 01% | 01% | 01% |
| Proton | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7 cm Flux
Observed 24 May 069 Predicted 25 May-27 May 070/070/070 90 Day Mean 24 May 070
V. Geomagnetic A Indices
Observed Afr/Ap 23 May 004/005 Estimated Afr/Ap 24 May 005/006 Predicted Afr/Ap 25 May-27 May 006/005-005/005-006/005
VI. Geomagnetic Activity Probabilities 25 May to 27 May
| A. Middle Latitudes | |||
|---|---|---|---|
| Active | 05% | 05% | 05% |
| Minor storm | 01% | 01% | 01% |
| Major-severe storm | 01% | 01% | 01% |
| B. High Latitudes | |||
|---|---|---|---|
| Active | 15% | 15% | 15% |
| Minor storm | 15% | 15% | 15% |
| Major-severe storm | 05% | 05% | 05% |
All times in UTC
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