Kp-index
Kp-index forecast
| Min. | Max. | |
|---|---|---|
| Friday | Kp1- | Kp3- |
| Saturday | Kp2- | Kp3- |
| Sunday | Kp1+ | Kp2- |
Real Time Solar Wind
With the current speed, it will take the solar wind 60 minutes to propagate from ACE to Earth.
Sunspot regions
Sunspot regions
Today's Sun
| Sunspot number | 76 | 9 |
| New regions | 1 | 1 |
| 10.7cm Solar Radio Flux | 118 | 4 |
| Carrington Rotation | 2311 | |
Latest news
Wednesday, 13 May 2026
Coronal hole faces Earth
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Latest forum messages
Unspecified geomagnetic activity 263The hypothetical role of metal ions in Sporadic E skip 10AR 14444 6Current Farside Activity 582Incoming & Unnumbered Active Regions 394
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Space weather facts
| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/05/22 | M2.3 |
| Last geomagnetic storm | 2026/05/16 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2026 | 79.3 -6.6 |
| May 2026 | 88.6 +9.3 |
| Last 30 days | 99.4 +8.5 |
This day in history*
Aurora on this day in history
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