Viewing archive of Monday, 29 November 2021
Solar activity report
Report of Solar-Geophysical Activity 2021 Nov 29 2200 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 333 Issued at 2200Z on 29 Nov 2021IA. Analysis of Solar Active Regions and Activity from 28-2100Z to 29-2100Z Solar activity has been at very low levels for the past 24
hours. 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 (30 Nov,
01 Dec, 02 Dec).
IIA. Geophysical Activity Summary 28-2100Z to 29-2100Z
The geomagnetic
field has been at quiet to active levels for the past 24 hours. Solar
wind speed reached a peak of 397 km/s at 29/0515Z. Total IMF reached 9
nT at 28/2326Z. The maximum southward component of Bz reached -7 nT at
29/0123Z. Electrons greater than 2 MeV at geosynchronous orbit reached
a peak level of 214 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected
to be at quiet levels on days one, two, and three (30 Nov, 01 Dec, 02
Dec).
III. Event Probabilities 30 Nov to 02 Dec
| Class M | 01% | 01% | 01% |
| Class X | 01% | 01% | 01% |
| Proton | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7 cm Flux
Observed 29 Nov 090 Predicted 30 Nov-02 Dec 092/092/090 90 Day Mean 29 Nov 088
V. Geomagnetic A Indices
Observed Afr/Ap 28 Nov 007/006 Estimated Afr/Ap 29 Nov 007/010 Predicted Afr/Ap 30 Nov-02 Dec 006/005-005/005-006/005
VI. Geomagnetic Activity Probabilities 30 Nov to 02 Dec
| A. Middle Latitudes | |||
|---|---|---|---|
| Active | 10% | 10% | 10% |
| Minor storm | 01% | 01% | 01% |
| Major-severe storm | 01% | 01% | 01% |
| B. High Latitudes | |||
|---|---|---|---|
| Active | 20% | 20% | 20% |
| Minor storm | 20% | 20% | 20% |
| Major-severe storm | 10% | 10% | 10% |
All times in UTC
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