Viewing archive of Monday, 21 August 2000
Solar wind (Speed, Density), Interplanetary Magnetic Field (IMF) (Bt, Bz)
Solar wind
Interplanetary Magnetic Field (IMF)
Courtesy of NASA and the ACE Science Center (SWEPAM, MAG instruments teams) and/or NASA/NOAA DSCOVR (PlasMag instrument team)
All times in UTC
Currently there's no noteworthy space weather
Latest news
Sunday, 23 February 2025
X2.0 solar flare from sunspot region 4001
Friday, 7 February 2025
Coronal hole faces Earth, Minor G1 geomagnetic storm watch
Wednesday, 29 January 2025
Double coronal holes face Earth
Latest forum messages
AR 4012 8Every possible CME discuss and current aurora alarming 40AR 4007 1Incoming & Unnumbered Active Regions 1595Growth of Cycle 25 814
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!
Latest alerts
Saturday, 1 March 2025
10:24 UTC - Hemispheric Power Index
The OVATION model predicts the Hemispheric Power Index to reach 53GW at 10:56 UTC
Space weather facts
| Last X-flare | 2025/02/23 | X2.0 |
| Last M-flare | 2025/02/25 | M3.6 |
| Last geomagnetic storm | 2025/02/28 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2025 | 137 -17.5 |
| March 2025 | 122 -15 |
| Last 30 days | 150.5 +7.7 |