Viewing archive of Friday, 4 June 2021
GFZ Potsdam official Kp-index
The archive is not available for this date.
Disturbance storm-time index
NOAA estimated Kp-index
The archive is not available for this date.
All times in UTC
Current data suggests there is a slight possibility for aurora to appear at the following middle latitude regions in the near future
SyktyvkarLatest news
Tuesday, 15 April 2025
CME arrival, G3 storm watch
Friday, 28 March 2025
X1.1 solar flare
Monday, 24 March 2025
Coronal hole faces Earth
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Latest alerts
18:57 UTC - Solar flare
Moderate M1.99 flare
18:39 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.93)
14:00 UTC - Geomagnetic activity
Minor G1 geomagnetic storm (Kp5) Threshold Reached: 13:52 UTC
12:00 UTC - Geomagnetic activity
Minor G1 geomagnetic storm (Kp5) Threshold Reached: 11:42 UTC
09:39 UTC - Hemispheric Power Index
The OVATION model predicts the Hemispheric Power Index to reach 76GW at 10:30 UTC
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/20 | M1.0 |
| Last geomagnetic storm | 2025/04/20 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 119.2 -15 |
| Last 30 days | 113.3 -31 |