Viewing archive of Tuesday, 12 May 2020
Solar activity report
Report of Solar-Geophysical Activity 2020 May 12 2200 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 133 Issued at 2200Z on 12 May 2020IA. Analysis of Solar Active Regions and Activity from 11-2100Z to 12-2100Z 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 (13 May, 14 May, 15 May).
IIA. Geophysical Activity Summary 11-2100Z to 12-2100Z
The geomagnetic
field has been at quiet levels for the past 24 hours. Solar wind speed
reached a peak of 326 km/s at 11/2341Z. Electrons greater than 2 MeV at
geosynchronous orbit reached a peak level of 161 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected
to be at quiet levels on days one, two, and three (13 May, 14 May, 15
May).
III. Event Probabilities 13 May to 15 May
| Class M | 01% | 01% | 01% |
| Class X | 01% | 01% | 01% |
| Proton | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7 cm Flux
Observed 12 May 069 Predicted 13 May-15 May 068/068/068 90 Day Mean 12 May 070
V. Geomagnetic A Indices
Observed Afr/Ap 11 May 007/005 Estimated Afr/Ap 12 May 005/005 Predicted Afr/Ap 13 May-15 May 006/005-006/005-006/005
VI. Geomagnetic Activity Probabilities 13 May to 15 May
| 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 | 15% | 15% | 15% |
| Major-severe storm | 10% | 10% | 10% |
All times in UTC
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