Viewing archive of Monday, 17 August 2015
Select the desired archive item
Solar activity report
Geophysical report
Sunspot regions
Coronal holes
Kp values
Solar flares
Radiation storms
Solar wind (Speed, Density), Interplanetary Magnetic Field (IMF) (Bt, Bz)
Geomagnetic unrest, more coronal holes
Geomagnetic conditions continued to be at active to minor storm levels during the past 24 hours thanks to waning CME effects and the effects of a coronal hole solar wind stream. Aurora activity has been elevated for three straight days now and many sky watchers around the world managed to capture the Aurora Borealis or the Aurora Australis. Keep on reading for a couple of images and videos made during the past few days from all around the world.
Latest news
Friday, 7 February 2025
Coronal hole faces Earth, Minor G1 geomagnetic storm watch
Wednesday, 29 January 2025
Double coronal holes face Earth
Thursday, 16 January 2025
Coronal hole faces Earth
Latest forum messages
AR 4000 28Filaments and prominences 670Ask your obscure/"stupid" space weather questions. 256IP cameras for sky surveillance 50Incoming & Unnumbered Active Regions 1553
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 | 2025/01/04 | X1.85 |
| Last M-flare | 2025/02/21 | M1.4 |
| Last geomagnetic storm | 2025/02/19 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2025 | 137 -17.5 |
| February 2025 | 152.1 +15.1 |
| Last 30 days | 149.4 -13.7 |