Viewing archive of Friday, 3 February 2023
Solar activity report
Report of Solar-Geophysical Activity 2023 Feb 03 2200 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 34 Issued at 2200Z on 03 Feb 2023IA. Analysis of Solar Active Regions and Activity from 02-2100Z to 03-2100Z Solar activity has been at low levels for the past 24 hours.
The largest solar event of the period was a C3 event observed at
03/0249Z from Region 3204 (N24, L=030). There are currently 5 numbered
sunspot regions on the disk.
IB. Solar Activity Forecast
Solar activity is expected to be low on
days one, two, and three (04 Feb, 05 Feb, 06 Feb).
IIA. Geophysical Activity Summary 02-2100Z to 03-2100Z
The geomagnetic
field has been at quiet to unsettled levels for the past 24 hours. Solar
wind speed reached a peak of 468 km/s at 02/2229Z. Total IMF reached 11
nT at 03/1747Z. The maximum southward component of Bz reached -8 nT at
03/1412Z. Electrons greater than 2 MeV at geosynchronous orbit reached
a peak level of 144 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected
to be at quiet levels on days one and two (04 Feb, 05 Feb) and quiet to
unsettled levels on day three (06 Feb).
III. Event Probabilities 04 Feb to 06 Feb
| Class M | 05% | 05% | 05% |
| Class X | 01% | 01% | 01% |
| Proton | 01% | 01% | 01% |
| PCAF | green | ||
IV. Penticton 10.7 cm Flux
Observed 03 Feb 135 Predicted 04 Feb-06 Feb 140/140/145 90 Day Mean 03 Feb 152
V. Geomagnetic A Indices
Observed Afr/Ap 02 Feb 002/004 Estimated Afr/Ap 03 Feb 009/011 Predicted Afr/Ap 04 Feb-06 Feb 005/005-006/005-008/010
VI. Geomagnetic Activity Probabilities 04 Feb to 06 Feb
| A. Middle Latitudes | |||
|---|---|---|---|
| Active | 10% | 10% | 25% |
| Minor storm | 01% | 01% | 10% |
| Major-severe storm | 01% | 01% | 01% |
| B. High Latitudes | |||
|---|---|---|---|
| Active | 15% | 15% | 15% |
| Minor storm | 20% | 20% | 30% |
| Major-severe storm | 10% | 10% | 35% |
All times in UTC
Latest news
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Latest forum messages
Space Weather Memes 567Unspecified geomagnetic activity 1637AR13883 2024/11/04 CME 45sun goes blank 72Incoming & Unnumbered Active Regions 1209
More topicsSupport SpaceWeatherLive.com!
A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!
Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/13 | M1.7 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 166 -0.4 |
| Last 30 days | 163.2 +18.4 |