Viewing archive of Thursday, 24 March 2022
Solar activity report
Report of Solar-Geophysical Activity 2022 Mar 24 2200 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 83 Issued at 2200Z on 24 Mar 2022IA. Analysis of Solar Active Regions and Activity from 23-2100Z to 24-2100Z Solar activity has been at low levels for the past 24 hours.
The largest solar event of the period was a C8 event observed at
24/0145Z from Region 2975 (N14E55). There are currently 3 numbered
sunspot regions on the disk.
IB. Solar Activity Forecast
Solar activity is expected to be very low
with a chance for a C-class flares on days one, two, and three (25 Mar,
26 Mar, 27 Mar).
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 597 km/s at 24/0817Z. Total IMF reached 9
nT at 23/2318Z. The maximum southward component of Bz reached -6 nT at
23/2331Z. Electrons greater than 2 MeV at geosynchronous orbit reached
a peak level of 113 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected
to be at quiet to unsettled levels on days one, two, and three (25 Mar,
26 Mar, 27 Mar).
III. Event Probabilities 25 Mar to 27 Mar
| Class M | 05% | 05% | 05% |
| Class X | 01% | 01% | 01% |
| Proton | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7 cm Flux
Observed 24 Mar 112 Predicted 25 Mar-27 Mar 112/112/112 90 Day Mean 24 Mar 108
V. Geomagnetic A Indices
Observed Afr/Ap 23 Mar 006/005 Estimated Afr/Ap 24 Mar 013/015 Predicted Afr/Ap 25 Mar-27 Mar 007/010-011/012-007/010
VI. Geomagnetic Activity Probabilities 25 Mar to 27 Mar
| A. Middle Latitudes | |||
|---|---|---|---|
| Active | 20% | 25% | 20% |
| Minor storm | 05% | 10% | 05% |
| Major-severe storm | 01% | 01% | 01% |
| B. High Latitudes | |||
|---|---|---|---|
| Active | 15% | 15% | 15% |
| Minor storm | 30% | 30% | 30% |
| Major-severe storm | 30% | 40% | 30% |
All times in UTC
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/22 | M1.0 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
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| Monthly mean Sunspot Number | |
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