Viewing archive of Monday, 6 February 2012
Solar activity report
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 037 Issued at 2200Z on 06 Feb 2012IA. Analysis of Solar Active Regions and Activity from 05-2100Z to 06-2100Z
IB. Solar Activity Forecast
IIA. Geophysical Activity Summary 05-2100Z to 06-2100Z
IIB. Geophysical Activity Forecast
III. Event Probabilities 07 Feb to 09 Feb
| Class M | 30% | 30% | 01% |
| Class X | 01% | 01% | 01% |
| Proton | 01% | 01% | 01% |
| PCAF | Green | ||
IV. Penticton 10.7 cm Flux
Observed 06 Feb 112 Predicted 07 Feb-09 Feb 110/110/100 90 Day Mean 06 Feb 138
V. Geomagnetic A Indices
Observed Afr/Ap 05 Feb 006/008 Estimated Afr/Ap 06 Feb 005/006 Predicted Afr/Ap 07 Feb-09 Feb 004/005-004/005-007/008
VI. Geomagnetic Activity Probabilities 07 Feb to 09 Feb
| A. Middle Latitudes | |||
|---|---|---|---|
| Active | 05% | 05% | 15% |
| Minor storm | 01% | 01% | 05% |
| Major-severe storm | 01% | 01% | 01% |
| B. High Latitudes | |||
|---|---|---|---|
| Active | 05% | 05% | 30% |
| Minor storm | 01% | 01% | 20% |
| Major-severe storm | 01% | 01% | 05% |
All times in UTC
Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future
Arkhangelsk, Norilsk, VorkutaLatest news
Coronal hole faces Earth
X2.0 solar flare from sunspot region 4001
Coronal hole faces Earth, Minor G1 geomagnetic storm watch
Latest forum messages
Support 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!
Latest alerts
Strong G3 geomagnetic storm watch for 23 March
Yesterday around 16 UTC an M1.2 solar flare took place around sunspot region 4028. The solar flare triggered a filament eruption which erupted from the center of the earth-facing solar disk.
12:18 UTC - Hemispheric Power Index
The OVATION model predicts the Hemispheric Power Index to reach 75GW at 13:10 UTC
03:45 UTC - Geomagnetic activity
Minor G1 geomagnetic storm (Kp5) Threshold Reached: 03:35 UTC
03:15 UTC - Geomagnetic activity
Moderate G2 geomagnetic storm (Kp6) Threshold Reached: 02:59 UTC
01:45 UTC - Geomagnetic activity
Minor G1 geomagnetic storm (Kp5) Threshold Reached: 01:36 UTC
Space weather facts
| Last X-flare | 2025/02/23 | X2.0 |
| Last M-flare | 2025/03/21 | M1.2 |
| Last geomagnetic storm | 2025/03/21 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| March 2025 | 140.3 -14.3 |
| Last 30 days | 141.7 -9.5 |